{"id":796,"date":"2026-10-17T14:29:29","date_gmt":"2026-10-17T14:29:29","guid":{"rendered":"https:\/\/www.r3tr0.net\/?page_id=796"},"modified":"2026-10-17T14:46:34","modified_gmt":"2026-10-17T14:46:34","slug":"smtdoc_usage-guide","status":"publish","type":"page","link":"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_usage-guide\/","title":{"rendered":"SmartDisk II: Usage guide"},"content":{"rendered":"\n<div class=\"wp-block-group smtdoc-hero has-text-color has-background has-link-color wp-elements-1 is-layout-constrained wp-container-core-group-is-layout-89221c49 wp-block-group-is-layout-constrained\" style=\"border-radius:10px;color:#e6f4ea;background-color:#0d1f15;margin-bottom:32px;padding-top:28px;padding-right:32px;padding-bottom:28px;padding-left:32px\">\n<p class=\"has-text-color wp-block-paragraph\" style=\"color:#5dff9a;margin-bottom:8px;font-size:13px;font-weight:600;letter-spacing:2px;text-transform:uppercase\">SmartDisk II \u00b7 User documentation \u00b7 Latest firmware<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"margin-top:0;font-size:19px;line-height:1.55\">How to use the SmartDisk II every day: power on, the keys, choosing an emulation, browsing the SD card, mounting an image, favorites, creating and deleting images and folders, ejecting, the sounds, and loading images from the Apple II screen with the Smartloader.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"margin-top:12px;font-size:14px\"><a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/\">\u2190 SmartDisk II documentation home<\/a> \u00b7 Page 5 of 16<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group smtdoc-toc has-border-color has-background is-layout-constrained wp-container-core-group-is-layout-67fe145d wp-block-group-is-layout-constrained\" style=\"border-color:#dcdcde;border-width:1px;border-radius:8px;background-color:#f6f7f7;margin-bottom:32px;padding-top:16px;padding-right:24px;padding-bottom:16px;padding-left:24px\">\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>On this page \u2014 20 sections<\/summary>\n<ul class=\"wp-block-list\">\n<li><a href=\"#connect-the-ribbon-cable\">Connect the ribbon cable<\/a><\/li>\n\n\n\n<li><a href=\"#1-power-on\">1. Power on<\/a><\/li>\n\n\n\n<li><a href=\"#2-the-four-keys\">2. The four keys<\/a><\/li>\n\n\n\n<li><a href=\"#3-the-main-menu\">3. The main menu<\/a><\/li>\n\n\n\n<li><a href=\"#4-choosing-an-emulation-type\">4. Choosing an emulation type<\/a><\/li>\n\n\n\n<li><a href=\"#5-browsing-the-card\">5. Browsing the card<\/a><\/li>\n\n\n\n<li><a href=\"#6-mounting-an-image\">6. Mounting an image<\/a><\/li>\n\n\n\n<li><a href=\"#7-the-image-page-while-the-host-reads-and-writes\">7. The image page while the host reads and writes<\/a><\/li>\n\n\n\n<li><a href=\"#8-favorites\">8. Favorites<\/a><\/li>\n\n\n\n<li><a href=\"#9-unmounting-and-deleting-an-image\">9. Unmounting and deleting an image<\/a><\/li>\n\n\n\n<li><a href=\"#10-create-disk\">10. Create disk<\/a><\/li>\n\n\n\n<li><a href=\"#11-the-empty-drive-page\">11. The empty drive page<\/a><\/li>\n\n\n\n<li><a href=\"#12-the-host-ejects-the-disk\">12. The host ejects the disk<\/a><\/li>\n\n\n\n<li><a href=\"#13-smartport-the-four-partitions\">13. SmartPort: the four partitions<\/a><\/li>\n\n\n\n<li><a href=\"#14-sounds\">14. Sounds<\/a><\/li>\n\n\n\n<li><a href=\"#15-the-sd-card-out-and-back\">15. The SD card out and back<\/a><\/li>\n\n\n\n<li><a href=\"#16-settings-you-will-use-first\">16. Settings you will use first<\/a><\/li>\n\n\n\n<li><a href=\"#17-using-the-board-from-the-apple-ii-with-the-smartloader\">17. Using the board from the Apple II with the Smartloader<\/a><\/li>\n\n\n\n<li><a href=\"#18-what-differs-per-emulation\">18. What differs per emulation<\/a><\/li>\n\n\n\n<li><a href=\"#19-where-to-go-next\">19. Where to go next<\/a><\/li>\n<\/ul>\n<\/details>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">This page follows what you do, in the order you do it. Each screen name links to its picture and its full description in <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/\">the OLED screens reference<\/a>. Every setting is explained in <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_settings\/\">the settings reference<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Before you start.<\/strong> The board is built and fitted (<a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_hardware-installation\/\">hardware and installation<\/a>), the firmware is loaded (<a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_firmware-update\/\">firmware update<\/a>) and the SD card is formatted with 32 KB clusters and holds your images (<a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_sd-card\/\">SD card preparation<\/a>).<\/p>\n\n\n\n<h2 id=\"connect-the-ribbon-cable\" class=\"wp-block-heading\">Connect the ribbon cable<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The SmartDisk II talks to the computer through a 20 conductor ribbon cable plugged into its 2 x 10 pin header <strong>J2<\/strong>. Connect it first, with everything switched off.<\/p>\n\n\n\n<div class=\"wp-block-group has-background is-layout-constrained wp-container-core-group-is-layout-16eec5d7 wp-block-group-is-layout-constrained\" style=\"border-radius:6px;border-left-color:#d63638;border-left-style:solid;border-left-width:4px;background-color:#fdecec;margin-top:20px;margin-bottom:20px;padding-top:12px;padding-right:20px;padding-bottom:12px;padding-left:20px\">\n<p class=\"wp-block-paragraph\"><strong>Pin 1 is the red wire.<\/strong> The marked (red) wire of the ribbon goes to <strong>pin 1<\/strong> of <code class=\"\" data-line=\"\">J2<\/code>, a ground pin. Check the orientation on the SmartDisk II and on the computer side before you power anything.<\/p>\n<\/div>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Switch the computer <strong>off<\/strong>. Unplug any USB cable or ST-Link from the board: the computer must be its only power source.<\/li>\n\n\n\n<li>Check the power jumper: <strong>one<\/strong> pair closed, <code class=\"\" data-line=\"\">J1<\/code> \/ <code class=\"\" data-line=\"\">JP1<\/code> (\u201c5V\u201d) or <code class=\"\" data-line=\"\">J7<\/code> \/ <code class=\"\" data-line=\"\">JP2<\/code> (\u201c3V\u201d), never both.<\/li>\n\n\n\n<li>Find the red wire of the ribbon: it marks pin 1.<\/li>\n\n\n\n<li>Plug the socket onto <code class=\"\" data-line=\"\">J2<\/code> of the SmartDisk II, red wire on pin 1.<\/li>\n\n\n\n<li>Plug the other end into the computer, as in the table below.<\/li>\n\n\n\n<li>Insert the SD card last, then switch the computer on.<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>Computer<\/th><th>Where the other end goes<\/th><\/tr><\/thead><tbody><tr><td>Apple II+, II Europlus, IIe<\/td><td>the drive connector of the <strong>Disk II controller card<\/strong> (slot 6 to boot from it)<\/td><\/tr><tr><td>Apple II+, IIe with a SmartPort card<\/td><td>the connector of the Liron, SoftSP6 or Yellowstone card<\/td><\/tr><tr><td>Apple IIc<\/td><td>the external drive port (DB-19), with a DB-19 to 20 pin cable<\/td><\/tr><tr><td>Apple IIgs<\/td><td>the disk port (DB-19), with a DB-19 to 20 pin cable<\/td><\/tr><tr><td>Macintosh with an external 800K port<\/td><td>the external floppy port (DB-19). Set <strong>Disk 3.5<\/strong> and <strong>3.5 Mac host<\/strong> first<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Always switch the computer off before you plug or unplug the cable. The pinout of <code class=\"\" data-line=\"\">J2<\/code> and the details for each machine are on <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_hardware-installation\/#installing-it-in-each-machine\">the hardware and installation page<\/a>.<\/p>\n\n\n\n<h2 id=\"1-power-on\" class=\"wp-block-heading\">1. Power on<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Power the Apple II (or the Macintosh). The board starts with it.<\/li>\n\n\n\n<li>If <strong>no card<\/strong> is in the slot, the <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#14-error-screens\">SD EJECTED<\/a> screen appears and the buzzer plays the failure sound. Put the card in. The screen says <strong>SD CARD: IS BACK, ENTER: restart<\/strong>. Press <strong>ENTER<\/strong>: the board restarts and reads the card.<\/li>\n\n\n\n<li>If the card is in but the board cannot use it, a warning appears over the main menu: <strong>SD INVALID<\/strong> (the card is not formatted, or its file system is not one the board reads) or <strong>CLUSTER NOT 32K<\/strong> (the clusters are not 32 KB). Press <strong>RET<\/strong> to reach the main menu, then use <strong>Settings &gt; Make filesystem<\/strong> (<a href=\"#16-settings-you-will-use-first\">section 16<\/a>).<\/li>\n\n\n\n<li>The <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#2-splash\">splash<\/a> (the logo and the version) shows for half a second.<\/li>\n\n\n\n<li>The board reads your saved settings from the card and starts the emulation you saved (<a href=\"#4-choosing-an-emulation-type\">choosing an emulation<\/a>).<\/li>\n\n\n\n<li>The first screen depends on the emulation and, for the two floppy drives, on the <strong>boot mode<\/strong>.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">You choose the boot mode in Settings: <strong>Boot last image<\/strong>, <strong>Boot last dir<\/strong> or <strong>Boot favorites<\/strong>. It applies to the <strong>Disk II<\/strong> and the <strong>3.5 inch drive<\/strong> only.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>Boot mode<\/th><th>What the board does at power up<\/th><th>First screen<\/th><\/tr><\/thead><tbody><tr><td>Boot last image (default)<\/td><td>mounts the last image you mounted<\/td><td>the <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#9-image-page-disk-ii-35-inch-drive-and-smartloader\">image page<\/a>. With no last image you see the <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#the-empty-drive\">empty drive<\/a>. If the image is refused, <strong>MOUNT FAILED<\/strong> appears over the empty drive<\/td><\/tr><tr><td>Boot last dir<\/td><td>mounts nothing<\/td><td>the <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#6-file-listing\">file listing<\/a> of the last folder you used<\/td><\/tr><tr><td>Boot favorites<\/td><td>mounts nothing<\/td><td>the <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#11-favorites\">Favorites<\/a> list<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The other emulations ignore the boot mode. <strong>SmartPort<\/strong> always opens the <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#121-smartport-screen\">SmartPort screen<\/a> and mounts the four volumes you saved. The <strong>Smartloader<\/strong> opens the <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#3-main-menu\">main menu<\/a>, and the Apple II boots the loader. The Smartloader&#8217;s own file manager (on the Apple II screen) opens in the last folder when the boot mode is Boot last dir.<\/p>\n\n\n\n<h2 id=\"2-the-four-keys\" class=\"wp-block-heading\">2. The four keys<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The board has four keys: <strong>UP<\/strong>, <strong>DOWN<\/strong>, <strong>ENTER<\/strong>, <strong>RET<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>Key<\/th><th>What it does<\/th><\/tr><\/thead><tbody><tr><td>UP, DOWN<\/td><td>move the bar. Hold a key to repeat: the first repeat comes after about 0.2 s, then about every 0.1 s<\/td><\/tr><tr><td>ENTER<\/td><td>chooses the item under the bar. One action per press, it never repeats<\/td><\/tr><tr><td>RET<\/td><td>goes back one screen. One action per press, it never repeats. On the main menu it does nothing<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lists are circular. DOWN on the last item goes to the first. UP on the first item goes to the last.<\/li>\n\n\n\n<li>After a key press the board ignores every key for about 0.2 s. A second key pressed that fast does nothing.<\/li>\n\n\n\n<li>There is no long press.<\/li>\n\n\n\n<li>While the board lists a folder, mounts, creates, deletes, formats or restarts, the keys do nothing. Wait for the screen to change.<\/li>\n\n\n\n<li><strong>Screen saver.<\/strong> With <strong>Screen saver<\/strong> on in Settings, the display goes off after 30 seconds without a key. Only a key press restarts the delay. The first key you press wakes the display and does nothing else. Press again to act.<\/li>\n\n\n\n<li><strong>Key click.<\/strong> With <strong>Sound effect<\/strong> on, each key gives a click.<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-group smtdoc-callout smtdoc-note has-background is-layout-constrained wp-container-core-group-is-layout-1828d0e2 wp-block-group-is-layout-constrained\" style=\"border-radius:6px;border-left-color:#f0b429;border-left-style:solid;border-left-width:4px;background-color:#fff8e1;margin-top:24px;margin-bottom:24px;padding-top:12px;padding-right:20px;padding-bottom:12px;padding-left:20px\">\n<p class=\"wp-block-paragraph\"><strong>Note.<\/strong> The key that wakes the display is not an action and has no click. If a key seems to do nothing, check that the display was not asleep.<\/p>\n<\/div>\n\n\n\n<h3 id=\"on-the-smartdisk-ii-xl\" class=\"wp-block-heading\">On the SmartDisk II XL<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The XL board has a rotary encoder where the standard board has the <strong>UP<\/strong> and <strong>DOWN<\/strong> keys. <strong>ENTER<\/strong> and <strong>RET<\/strong> stay keys.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Turn the knob <strong>clockwise<\/strong> to go <strong>DOWN<\/strong>. Turn it <strong>counter-clockwise<\/strong> to go <strong>UP<\/strong>. Press the knob to do what <strong>ENTER<\/strong> does: the push switch of the knob is wired in parallel with the <strong>ENTER<\/strong> key.<\/li>\n\n\n\n<li>Each step of the knob is one key press, with its click when <strong>Sound effect<\/strong> is on. There is no repeat and no pause between steps: keep turning to go further.<\/li>\n\n\n\n<li>Everything else on this page is the same. The XL board has its own firmware image, see <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_firmware-update\/\">the firmware update<\/a>.<\/li>\n<\/ul>\n\n\n\n<h2 id=\"3-the-main-menu\" class=\"wp-block-heading\">3. The main menu<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#3-main-menu\">main menu<\/a> shows what the running emulation offers.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>Item<\/th><th>Disk II<\/th><th>3.5 inch drive<\/th><th>SmartPort HD<\/th><th>Smartloader (loads Disk II images)<\/th><th>Smartloader (loads SmartPort or 3.5 inch images)<\/th><\/tr><\/thead><tbody><tr><td>Favorites<\/td><td>yes<\/td><td>yes<\/td><td>&#8211;<\/td><td>&#8211;<\/td><td>&#8211;<\/td><\/tr><tr><td>File manager<\/td><td>yes<\/td><td>yes<\/td><td>&#8211;<\/td><td>yes<\/td><td>&#8211;<\/td><\/tr><tr><td>DISK II \/ DISK 3.5 \/ SMARTLOADER \/ SMARTPORT<\/td><td>DISK II<\/td><td>DISK 3.5<\/td><td>SMARTPORT<\/td><td>SMARTLOADER<\/td><td>SMARTLOADER<\/td><\/tr><tr><td>Settings<\/td><td>yes<\/td><td>yes<\/td><td>yes<\/td><td>yes<\/td><td>yes<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The item named after the emulation opens its status page. That is the image page for the floppy drives and the Smartloader, and the SmartPort screen for SmartPort.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"256\" src=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_main_diskii.png\" alt=\"Main menu, Disk II\" class=\"wp-image-742\" style=\"border-radius:6px;width:256px;height:auto\" srcset=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_main_diskii.png 512w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_main_diskii-300x150.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption class=\"wp-element-caption\">Main menu, Disk II<\/figcaption><\/figure>\n\n\n\n<h2 id=\"4-choosing-an-emulation-type\" class=\"wp-block-heading\">4. Choosing an emulation type<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The board runs one emulation at a time: <strong>Disk II<\/strong>, <strong>Smartport HD<\/strong>, <strong>Smartloader<\/strong> or <strong>Disk 3.5<\/strong>. The board keeps your choice and uses it from the next restart.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>In the main menu, choose <strong>Settings<\/strong>, then <strong>Emulation type<\/strong> (<a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#5-emulation-type\">screen<\/a>).<\/li>\n\n\n\n<li>Press DOWN or UP to reach the type you want.<\/li>\n\n\n\n<li>Press <strong>ENTER<\/strong>. The box of that type is checked and the choice is saved. Nothing restarts yet.<\/li>\n\n\n\n<li>Press <strong>RET<\/strong>. If you chose another type than the one that runs, the board <strong>restarts at once<\/strong> in the new emulation. It does not ask. If you chose the type that already runs, RET just goes back.<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"256\" src=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_settings_emulation_changed.png\" alt=\"Emulation type, Smartport HD chosen\" class=\"wp-image-770\" style=\"border-radius:6px;width:256px;height:auto\" srcset=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_settings_emulation_changed.png 512w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_settings_emulation_changed-300x150.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption class=\"wp-element-caption\">Emulation type, Smartport HD chosen<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The Settings list and the main menu follow the emulation. After the restart you see the items of the new one (<a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_settings\/\">settings reference<\/a>). Each emulation has its own page: <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_disk-ii\/\">Disk II<\/a>, <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_smartport\/\">SmartPort<\/a>, <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_smartloader\/\">Smartloader<\/a> and <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_3-5-inch\/\">3.5 inch drive for a IIgs or a Macintosh<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>HD20 emulation (Macintosh): upcoming.<\/strong> It is not available in this firmware yet. The Emulation type list ends with an entry named <strong>HD20 (Mac)<\/strong>. Do not choose it: it does not do anything useful yet.<\/p>\n\n\n\n<h2 id=\"5-browsing-the-card\" class=\"wp-block-heading\">5. Browsing the card<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">In the main menu choose <strong>File manager<\/strong> (Disk II, 3.5 inch drive, or Smartloader that loads Disk II images). The keys do nothing while the board reads the card. Then the <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#6-file-listing\">file listing<\/a> appears.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"256\" src=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_fs_basic.png\" alt=\"File listing\" class=\"wp-image-705\" style=\"border-radius:6px;width:256px;height:auto\" srcset=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_fs_basic.png 512w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_fs_basic-300x150.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption class=\"wp-element-caption\">File listing<\/figcaption><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The first line is <code class=\"\" data-line=\"\">.<\/code>, the folder you are in. <strong>ENTER on it opens the folder options<\/strong>: Refresh, Create disk, New folder, Delete folder.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Folders come first, then the images the running emulation can use. The file types it lists (in upper or lower case):<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>Emulation<\/th><th>File types listed<\/th><\/tr><\/thead><tbody><tr><td>Disk II<\/td><td>PO, DSK, DO, NIC, WOZ<\/td><\/tr><tr><td>3.5 inch drive<\/td><td>2MG, PO, IMG, DC42, DC, MOOF<\/td><\/tr><tr><td>SmartPort<\/td><td>PO, 2MG, HDV<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Nothing is selected when the list appears. The first DOWN selects the first entry. The first UP selects the last one.<\/li>\n\n\n\n<li>ENTER on a folder goes into it. ENTER on <code class=\"\" data-line=\"\">..<\/code> goes one folder up. <strong>RET<\/strong> also goes one folder up. At the root of the card, RET goes back to the main menu.<\/li>\n\n\n\n<li>A name longer than 19 characters scrolls in the bar once, to its end and back.<\/li>\n\n\n\n<li>The board lists at most <strong>255 entries<\/strong> in a folder, <code class=\"\" data-line=\"\">.<\/code> and <code class=\"\" data-line=\"\">..<\/code> included, in name order. When there are more, the counter shows <code class=\"\" data-line=\"\">255\/255+<\/code>. Put the extra images in sub folders.<\/li>\n\n\n\n<li>The footer shows the folder and your position, for example <code class=\"\" data-line=\"\">57\/150<\/code>.<\/li>\n<\/ul>\n\n\n\n<h3 id=\"folder-options\" class=\"wp-block-heading\">Folder options<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Select <code class=\"\" data-line=\"\">.<\/code> and press ENTER to open the <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#7-directory-options\">directory options<\/a>.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>Item<\/th><th>What it does<\/th><\/tr><\/thead><tbody><tr><td><strong>Refresh<\/strong><\/td><td>reads the folder again. Use it after you changed the card in a computer<\/td><\/tr><tr><td><strong>Create disk<\/strong><\/td><td>makes a new image in this folder (<a href=\"#10-create-disk\">section 10<\/a>)<\/td><\/tr><tr><td><strong>New folder<\/strong><\/td><td>makes a folder inside this folder (<a href=\"#new-folder-and-delete-folder\">below<\/a>)<\/td><\/tr><tr><td><strong>Delete folder<\/strong><\/td><td>deletes this folder, when it is empty (<a href=\"#new-folder-and-delete-folder\">below<\/a>)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 id=\"new-folder-and-delete-folder\" class=\"wp-block-heading\">New folder and delete folder<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>To make a folder:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Open the file listing of the folder that should hold the new one.<\/li>\n\n\n\n<li>Select <code class=\"\" data-line=\"\">.<\/code> and press <strong>ENTER<\/strong>.<\/li>\n\n\n\n<li>Choose <strong>New folder<\/strong> and press <strong>ENTER<\/strong>. The name editor opens with the name <code class=\"\" data-line=\"\">NEWFOLDER<\/code>.<\/li>\n\n\n\n<li>Type the name as in <a href=\"#10-create-disk\">section 10<\/a> and choose <code class=\"\" data-line=\"\">[OK]<\/code>. Press <strong>ENTER<\/strong>.<\/li>\n\n\n\n<li>The listing comes back and shows the new folder. If the name is taken, the footer says <code class=\"\" data-line=\"\">Folder exists!<\/code>.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">The board makes the name fit the card: it replaces characters a FAT card does not take with <code class=\"\" data-line=\"\">_<\/code>, and drops dots and spaces at the start and the end.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>To delete a folder:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Open the folder you want to delete.<\/li>\n\n\n\n<li>Select <code class=\"\" data-line=\"\">.<\/code> and press <strong>ENTER<\/strong>.<\/li>\n\n\n\n<li>Choose <strong>Delete folder<\/strong> and press <strong>ENTER<\/strong>. The footer asks <code class=\"\" data-line=\"\">ENTER: delete folder<\/code>.<\/li>\n\n\n\n<li>Press <strong>ENTER<\/strong> again. The board deletes the folder and shows its parent.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Any other key cancels the question.<\/p>\n\n\n\n<div class=\"wp-block-group smtdoc-callout smtdoc-note has-background is-layout-constrained wp-container-core-group-is-layout-1828d0e2 wp-block-group-is-layout-constrained\" style=\"border-radius:6px;border-left-color:#f0b429;border-left-style:solid;border-left-width:4px;background-color:#fff8e1;margin-top:24px;margin-bottom:24px;padding-top:12px;padding-right:20px;padding-bottom:12px;padding-left:20px\">\n<p class=\"wp-block-paragraph\"><strong>Note.<\/strong> The board deletes a folder only when its listing is empty. For the root of the card the footer says <code class=\"\" data-line=\"\">Not the root<\/code>. For a folder that shows folders or images the footer says <code class=\"\" data-line=\"\">Folder not empty<\/code>. Delete the images first (<a href=\"#9-unmounting-and-deleting-an-image\">section 9<\/a>). A folder can also hold files the listing does not show (files of another type, hidden files). The card then refuses and the listing says <code class=\"\" data-line=\"\">Delete failed!<\/code>. Remove those files on a computer.<\/p>\n<\/div>\n\n\n\n<h2 id=\"6-mounting-an-image\" class=\"wp-block-heading\">6. Mounting an image<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>In the file listing, select an image and press <strong>ENTER<\/strong>. The <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#8-mount-question\">mount question<\/a> shows <code class=\"\" data-line=\"\">Mounting:<\/code> and the file name. <strong>YES<\/strong> is selected.<\/li>\n\n\n\n<li>Press <strong>ENTER<\/strong> to mount. To cancel, press UP or DOWN to reach NO and press ENTER, or press <strong>RET<\/strong>.<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"256\" src=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_confirm_mount_yes.png\" alt=\"The mount question\" class=\"wp-image-683\" style=\"border-radius:6px;width:256px;height:auto\" srcset=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_confirm_mount_yes.png 512w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_confirm_mount_yes-300x150.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption class=\"wp-element-caption\">The mount question<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">What happens after YES:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Disk II and 3.5 inch drive.<\/strong> The image that was in the drive is released and the new one is mounted. The board remembers it as the last image. The screen becomes the <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#9-image-page-disk-ii-35-inch-drive-and-smartloader\">image page<\/a>. RET on it goes to the main menu.<\/li>\n\n\n\n<li><strong>SmartPort.<\/strong> The file becomes the volume of the partition you were working on, then the four partitions are set up again (<a href=\"#13-smartport-the-four-partitions\">section 13<\/a>).<\/li>\n\n\n\n<li><strong>A refused image.<\/strong> If the file is not an image the emulation accepts, the <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#14-error-screens\">MOUNT FAILED<\/a> screen appears and, with <strong>Sound effect<\/strong> on, you hear the failure sound. Press <strong>RET<\/strong> to go back. On the Disk II and the 3.5 inch drive the drive is then empty.<\/li>\n<\/ul>\n\n\n\n<h2 id=\"7-the-image-page-while-the-host-reads-and-writes\" class=\"wp-block-heading\">7. The image page while the host reads and writes<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#9-image-page-disk-ii-35-inch-drive-and-smartloader\">image page<\/a> shows the name of the image, its type, the track the head is on, and the last access.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"256\" src=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_image_dsk_rd.png\" alt=\"The image page, a read of track 17\" class=\"wp-image-718\" style=\"border-radius:6px;width:256px;height:auto\" srcset=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_image_dsk_rd.png 512w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_image_dsk_rd-300x150.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption class=\"wp-element-caption\">The image page, a read of track 17<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>What you see<\/th><th>Meaning<\/th><\/tr><\/thead><tbody><tr><td><code class=\"\" data-line=\"\">type: DSK<\/code> (also NIC, WOZ, PO, 2MG, DC42, MOOF, IMG)<\/td><td>the format of the file. <code class=\"\" data-line=\"\">Internal ROM<\/code> is the Smartloader&#8217;s own disk<\/td><\/tr><tr><td><code class=\"\" data-line=\"\">TRACK: 17<\/code> and <strong>RD<\/strong><\/td><td>the head is on that track (the cylinder, on the 3.5 inch drive) and the computer read it<\/td><\/tr><tr><td><strong>WR<\/strong><\/td><td>the computer wrote that track and it reached the image<\/td><\/tr><tr><td><strong>ER<\/strong><\/td><td>the track could not be read, or a write did not reach the image<\/td><\/tr><tr><td>the turning ball (at the right)<\/td><td>turns at each access. If it turns, the computer is talking to the drive<\/td><\/tr><tr><td>the heart<\/td><td>filled: the image is a favorite<\/td><\/tr><tr><td><code class=\"\" data-line=\"\">CL<\/code>, <code class=\"\" data-line=\"\">OT<\/code>, <code class=\"\" data-line=\"\">WP<\/code>, <code class=\"\" data-line=\"\">SYN<\/code>, <code class=\"\" data-line=\"\">V<\/code><\/td><td>details of the image. For WOZ files they come from the file header. <strong>WP:Y<\/strong> means the computer sees the disk write protected: the file is read only, a 2MG is locked, or the write option (<strong>5.25 write<\/strong> or <strong>3.5 write<\/strong>) is off<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-2 wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\" style=\"margin-top:24px;margin-bottom:24px\">\n<figure class=\"wp-block-image size-full has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"256\" data-id=\"719\" src=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_image_dsk_wr.png\" alt=\"A write: WR\" class=\"wp-image-719\" style=\"border-radius:6px\" srcset=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_image_dsk_wr.png 512w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_image_dsk_wr-300x150.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption class=\"wp-element-caption\">A write: WR<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"256\" data-id=\"732\" src=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_image_woz_favorite.png\" alt=\"A favorite WOZ image, write protected\" class=\"wp-image-732\" style=\"border-radius:6px\" srcset=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_image_woz_favorite.png 512w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_image_woz_favorite-300x150.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption class=\"wp-element-caption\">A favorite WOZ image, write protected<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The display can go off during a long read if <strong>Screen saver<\/strong> is on. On the SmartPort screen the same information is the letters RD, WR and I (status) at the right of the partition that was served (<a href=\"#13-smartport-the-four-partitions\">section 13<\/a>).<\/p>\n\n\n\n<h2 id=\"8-favorites\" class=\"wp-block-heading\">8. Favorites<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>favorite<\/strong> is an image you want to mount again quickly. All the emulations share one list of at most <strong>10<\/strong> favorites. Each emulation shows only the favorites whose file type it can mount.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Add or remove.<\/strong> On the image page, press <strong>ENTER<\/strong> (the image menu), choose <strong>Toggle favorite<\/strong> and press ENTER. The heart of the image page follows. If the list already holds 10, nothing is added and nothing tells you. On SmartPort the same item is in the partition menu.<\/li>\n\n\n\n<li><strong>Use.<\/strong> In the main menu choose <strong>Favorites<\/strong> (floppy drives), or on SmartPort choose <strong>Select image from<\/strong>, then <strong>Favorites<\/strong>. Select one and press ENTER. The mount question appears as in <a href=\"#6-mounting-an-image\">section 6<\/a>.<\/li>\n\n\n\n<li><strong>Remove all.<\/strong> In Settings choose <strong>Clear favorites<\/strong> and press ENTER twice.<\/li>\n\n\n\n<li>A favorite is forgotten when you delete its file with <strong>Delete image<\/strong>.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-2 wp-block-gallery-2 is-layout-flex wp-block-gallery-is-layout-flex\" style=\"margin-top:24px;margin-bottom:24px\">\n<figure class=\"wp-block-image size-full has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"256\" data-id=\"697\" src=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_favorites_three.png\" alt=\"Favorites, three entries\" class=\"wp-image-697\" style=\"border-radius:6px\" srcset=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_favorites_three.png 512w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_favorites_three-300x150.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption class=\"wp-element-caption\">Favorites, three entries<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"256\" data-id=\"733\" src=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_imagemenu_0.png\" alt=\"The image menu\" class=\"wp-image-733\" style=\"border-radius:6px\" srcset=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_imagemenu_0.png 512w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_imagemenu_0-300x150.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption class=\"wp-element-caption\">The image menu<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 id=\"9-unmounting-and-deleting-an-image\" class=\"wp-block-heading\">9. Unmounting and deleting an image<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">On the image page press <strong>ENTER<\/strong> to open the <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#10-image-menu\">image menu<\/a>.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Unmount image.<\/strong> Releases the image. The page shows the <a href=\"#11-the-empty-drive-page\">empty drive<\/a>. The file stays your &#8220;last image&#8221;: the next start with Boot last image mounts it again.<\/li>\n\n\n\n<li><strong>Delete image.<\/strong> The first ENTER writes <code class=\"\" data-line=\"\">ENTER: delete image<\/code> in the footer. A second ENTER unmounts the image, <strong>deletes the file from the card<\/strong>, removes it from the favorites and from the last image, and shows the folder. UP or DOWN take the question away. If the file cannot be deleted (a read only file or a protected card), the listing says <code class=\"\" data-line=\"\">Delete failed!<\/code>.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"256\" src=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_imagemenu_delete_asked.png\" alt=\"Delete image asked\" class=\"wp-image-736\" style=\"border-radius:6px;width:256px;height:auto\" srcset=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_imagemenu_delete_asked.png 512w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_imagemenu_delete_asked-300x150.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption class=\"wp-element-caption\">Delete image asked<\/figcaption><\/figure>\n\n\n\n<h2 id=\"10-create-disk\" class=\"wp-block-heading\">10. Create disk<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Create disk makes a new, empty or bootable image on the card. Sizes, contents and file types are in <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_create-disk\/\">Create disk and image formats<\/a>.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>In the file manager select <strong><code class=\"\" data-line=\"\">.<\/code><\/strong> (the first line) and press <strong>ENTER<\/strong>. The <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#7-directory-options\">directory options<\/a> open.<\/li>\n\n\n\n<li>Choose <strong>Create disk<\/strong> and press <strong>ENTER<\/strong>. The <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#71-new-disk-what-it-holds\">New disk<\/a> list shows what the disk can hold.<\/li>\n\n\n\n<li>Choose a content and press <strong>ENTER<\/strong>. When the content exists on several kinds of disk, <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#72-which-kind-of-disk\">choose the kind<\/a> (the size and the file type) and press ENTER.<\/li>\n\n\n\n<li>Type the <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#73-image-name\">name<\/a> (see below).<\/li>\n\n\n\n<li>Choose <code class=\"\" data-line=\"\">[OK]<\/code> and press <strong>ENTER<\/strong>.<\/li>\n\n\n\n<li>Wait. The screen says <code class=\"\" data-line=\"\">Please wait...<\/code> and the keys do nothing. The file listing of the folder comes back with your new image. If something went wrong the footer says <code class=\"\" data-line=\"\">Create failed!<\/code>.<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-3 wp-block-gallery-3 is-layout-flex wp-block-gallery-is-layout-flex\" style=\"margin-top:24px;margin-bottom:24px\">\n<figure class=\"wp-block-image size-full has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"256\" data-id=\"750\" src=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_newdisk_diskii.png\" alt=\"What the new disk holds, on a Disk II\" class=\"wp-image-750\" style=\"border-radius:6px\" srcset=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_newdisk_diskii.png 512w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_newdisk_diskii-300x150.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption class=\"wp-element-caption\">What the new disk holds, on a Disk II<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"256\" data-id=\"737\" src=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_label_default.png\" alt=\"Image name\" class=\"wp-image-737\" style=\"border-radius:6px\" srcset=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_label_default.png 512w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_label_default-300x150.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption class=\"wp-element-caption\">Image name<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"256\" data-id=\"684\" src=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_create_wait.png\" alt=\"Please wait\" class=\"wp-image-684\" style=\"border-radius:6px\" srcset=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_create_wait.png 512w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_create_wait-300x150.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption class=\"wp-element-caption\">Please wait<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Typing the name.<\/strong> The name editor shows a wheel of 42 items. Press UP and DOWN to go round it: A to Z, 0 to 9, <code class=\"\" data-line=\"\">.<\/code> <code class=\"\" data-line=\"\">-<\/code> <code class=\"\" data-line=\"\">_<\/code>, the space, the case toggle <code class=\"\" data-line=\"\">[a\/A]<\/code> and <code class=\"\" data-line=\"\">[OK]<\/code>. The wheel is circular, so UP from <code class=\"\" data-line=\"\">A<\/code> reaches <code class=\"\" data-line=\"\">[OK]<\/code>.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Press <strong>ENTER<\/strong> to add the character under the cursor. A name holds 30 characters at most.<\/li>\n\n\n\n<li>Choose <code class=\"\" data-line=\"\">[a\/A]<\/code> and press ENTER to switch the letters to lower case. Choose it again to go back to capitals. Digits and signs do not change.<\/li>\n\n\n\n<li>Press <strong>RET<\/strong> to delete the last character. When the name is empty, RET goes back one screen.<\/li>\n\n\n\n<li>A strip under the name shows the five items before the cursor and the five after it, so you can see where the next character is. A <code class=\"\" data-line=\"\">~<\/code> is the space, <code class=\"\" data-line=\"\">^<\/code> is the case toggle and <code class=\"\" data-line=\"\">&gt;<\/code> is <code class=\"\" data-line=\"\">[OK]<\/code>.<\/li>\n\n\n\n<li>Hold UP or DOWN to go faster. The step grows the longer you hold.<\/li>\n\n\n\n<li>The editor starts with a default name for the content (for example <code class=\"\" data-line=\"\">PRODOS<\/code>, <code class=\"\" data-line=\"\">DOS33<\/code>, <code class=\"\" data-line=\"\">DATA<\/code>, <code class=\"\" data-line=\"\">UNTITLED<\/code>, <code class=\"\" data-line=\"\">NEWIMAGE<\/code>). Delete it or add to it. An empty name on <code class=\"\" data-line=\"\">[OK]<\/code> uses the default.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">The new file is named after your name plus the file type. If that name exists, the board uses <code class=\"\" data-line=\"\">name_2<\/code>, <code class=\"\" data-line=\"\">name_3<\/code> and so on, up to <code class=\"\" data-line=\"\">_99<\/code>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">What you can create depends on the running emulation, because an image the emulation would not list is no use:<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>Content<\/th><th>Disk II<\/th><th>3.5 inch drive<\/th><th>SmartPort HD<\/th><\/tr><\/thead><tbody><tr><td>ProDOS bootable<\/td><td>5.25 inch 140K <code class=\"\" data-line=\"\">.po<\/code><\/td><td>400K or 800K: <code class=\"\" data-line=\"\">.po<\/code>, <code class=\"\" data-line=\"\">.2mg<\/code>, <code class=\"\" data-line=\"\">.dc42<\/code>, <code class=\"\" data-line=\"\">.moof<\/code><\/td><td>5.25 inch 140K, 3.5 inch 400K or 800K, hard disk 32M: <code class=\"\" data-line=\"\">.po<\/code>, <code class=\"\" data-line=\"\">.2mg<\/code>, <code class=\"\" data-line=\"\">.hdv<\/code><\/td><\/tr><tr><td>DOS 3.3 bootable<\/td><td>5.25 inch 140K <code class=\"\" data-line=\"\">.dsk<\/code><\/td><td>&#8211;<\/td><td>&#8211;<\/td><\/tr><tr><td>ProDOS empty<\/td><td>5.25 inch 140K <code class=\"\" data-line=\"\">.po<\/code><\/td><td>as ProDOS bootable<\/td><td>as ProDOS bootable<\/td><\/tr><tr><td>HFS (Mac) empty<\/td><td>&#8211;<\/td><td>800K: <code class=\"\" data-line=\"\">.dc42<\/code>, <code class=\"\" data-line=\"\">.img<\/code>, <code class=\"\" data-line=\"\">.2mg<\/code>, <code class=\"\" data-line=\"\">.moof<\/code>; with the Macintosh host on, also 1440K <code class=\"\" data-line=\"\">.img<\/code><\/td><td>&#8211;<\/td><\/tr><tr><td>Blank image<\/td><td>5.25 inch 140K: <code class=\"\" data-line=\"\">.dsk<\/code>, <code class=\"\" data-line=\"\">.nic<\/code>, <code class=\"\" data-line=\"\">.woz<\/code>, <code class=\"\" data-line=\"\">.po<\/code><\/td><td>400K or 800K: <code class=\"\" data-line=\"\">.po<\/code>, <code class=\"\" data-line=\"\">.2mg<\/code>, <code class=\"\" data-line=\"\">.dc42<\/code>, <code class=\"\" data-line=\"\">.moof<\/code>; 800K <code class=\"\" data-line=\"\">.img<\/code>; with the Macintosh host on, also 1440K <code class=\"\" data-line=\"\">.img<\/code><\/td><td>5.25 inch, 3.5 inch or 32M: <code class=\"\" data-line=\"\">.po<\/code>, <code class=\"\" data-line=\"\">.2mg<\/code>, <code class=\"\" data-line=\"\">.hdv<\/code><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div class=\"wp-block-group smtdoc-callout smtdoc-note has-background is-layout-constrained wp-container-core-group-is-layout-1828d0e2 wp-block-group-is-layout-constrained\" style=\"border-radius:6px;border-left-color:#f0b429;border-left-style:solid;border-left-width:4px;background-color:#fff8e1;margin-top:24px;margin-bottom:24px;padding-top:12px;padding-right:20px;padding-bottom:12px;padding-left:20px\">\n<p class=\"wp-block-paragraph\"><strong>Note.<\/strong> An HFS (Mac) volume is for a Macintosh. A ProDOS or DOS 3.3 machine cannot read it. The 1440K image is for the experimental <strong>3.5 SuperDrive<\/strong> setting (<a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_settings\/\">settings reference<\/a>): the board mounts it read only.<\/p>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>HD20 emulation (Macintosh): upcoming.<\/strong> It is not available in this firmware yet. Create disk does not offer an HD20 disk with the emulations on this page.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The Smartloader that loads Disk II images offers the Disk II choices.<\/p>\n\n\n\n<h2 id=\"11-the-empty-drive-page\" class=\"wp-block-heading\">11. The empty drive page<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Whenever <strong>no image is mounted<\/strong>, the image page shows an <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#the-empty-drive\">empty drive<\/a>: a drawing of the front of the drive, <code class=\"\" data-line=\"\">Insert a disk<\/code> and <code class=\"\" data-line=\"\">ENTER: choose image<\/code>.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-2 wp-block-gallery-4 is-layout-flex wp-block-gallery-is-layout-flex\" style=\"margin-top:24px;margin-bottom:24px\">\n<figure class=\"wp-block-image size-full has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"256\" data-id=\"722\" src=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_image_empty_diskii.png\" alt=\"The empty drive of a Disk II\" class=\"wp-image-722\" style=\"border-radius:6px\" srcset=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_image_empty_diskii.png 512w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_image_empty_diskii-300x150.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption class=\"wp-element-caption\">The empty drive of a Disk II<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"256\" data-id=\"721\" src=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_image_empty_disk35.png\" alt=\"The empty drive of the 3.5 inch drive\" class=\"wp-image-721\" style=\"border-radius:6px\" srcset=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_image_empty_disk35.png 512w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_image_empty_disk35-300x150.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption class=\"wp-element-caption\">The empty drive of the 3.5 inch drive<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">You see it:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>at power up, with Boot last image and no last image;<\/li>\n\n\n\n<li>after <strong>Unmount image<\/strong>;<\/li>\n\n\n\n<li>after a refused mount, under the MOUNT FAILED message;<\/li>\n\n\n\n<li>after the computer ejected the disk (3.5 inch drive, <a href=\"#12-the-host-ejects-the-disk\">section 12<\/a>).<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Press <strong>ENTER<\/strong> on the empty drive to list the card, then choose an image. ENTER does not open the image menu here, because Toggle favorite, Unmount and Delete mean nothing without an image. Press <strong>RET<\/strong> to go to the main menu.<\/p>\n\n\n\n<h2 id=\"12-the-host-ejects-the-disk\" class=\"wp-block-heading\">12. The host ejects the disk<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>3.5 inch drive.<\/strong> An Apple IIgs or a Macintosh can eject the disk. The board plays the eject sound (with Sound effect on) and the screen shows the <a href=\"#11-the-empty-drive-page\">empty drive<\/a> from wherever you were. A message, a question, a name you are typing or a format result stays on the screen instead. Choose another image with ENTER on the empty drive. A Macintosh that sends an eject before it has read or written the disk is ignored.<\/li>\n\n\n\n<li><strong>SmartPort.<\/strong> An eject command from the computer empties that partition on the SmartPort screen: the line says <code class=\"\" data-line=\"\">[SELECT]<\/code>. The volume stays in your saved settings: after a restart the board mounts the image again, unless you used <strong>Unmount image<\/strong> in the partition menu.<\/li>\n\n\n\n<li><strong>Disk II.<\/strong> A 5.25 inch drive has no eject command. Nothing happens.<\/li>\n<\/ul>\n\n\n\n<h2 id=\"13-smartport-the-four-partitions\" class=\"wp-block-heading\">13. SmartPort: the four partitions<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The SmartPort emulation offers up to four volumes. The <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#121-smartport-screen\">SmartPort screen<\/a> lists them. <code class=\"\" data-line=\"\">1:name<\/code> is a volume, <code class=\"\" data-line=\"\">2:[SELECT]<\/code> is an empty partition, and a star <code class=\"\" data-line=\"\">*:<\/code> replaces the number on the partition that boots first.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"256\" src=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_sp_two_volumes_boot_2.png\" alt=\"The SmartPort screen\" class=\"wp-image-786\" style=\"border-radius:6px;width:256px;height:auto\" srcset=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_sp_two_volumes_boot_2.png 512w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_sp_two_volumes_boot_2-300x150.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption class=\"wp-element-caption\">The SmartPort screen<\/figcaption><\/figure>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Press UP or DOWN to select a partition. Nothing is selected when the screen opens.<\/li>\n\n\n\n<li>Press <strong>ENTER<\/strong> on an <strong>empty<\/strong> partition. <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#123-select-image-from\">Select image from<\/a> opens: choose <strong>Favorites<\/strong> or <strong>File manager<\/strong>, pick the image and answer YES.<\/li>\n\n\n\n<li>Press <strong>ENTER<\/strong> on a partition <strong>with an image<\/strong> to open the <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#122-smartport-image-menu\">partition menu<\/a>: <strong>Unmount image<\/strong>, <strong>Select image<\/strong> (another one), <strong>First to boot<\/strong> (this partition gets the star), <strong>Toggle favorite<\/strong>.<\/li>\n\n\n\n<li>While the computer talks to the card, the letters <strong>RD<\/strong>, <strong>WR<\/strong> and <strong>I<\/strong> (status) appear at the right of the partition that was served, and the ball at the top right turns.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">You can also set the boot partition in Settings with <strong>Boot Img Index<\/strong> (1 to 4).<\/p>\n\n\n\n<h2 id=\"14-sounds\" class=\"wp-block-heading\">14. Sounds<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">With <strong>Sound effect<\/strong> on in Settings, the buzzer gives:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>a click for each key press;<\/li>\n\n\n\n<li>a short click when the board loads a track from the card or writes it back (Disk II and 3.5 inch drive), and a click for each block read or written (SmartPort). While the card is out these clicks stay silent;<\/li>\n\n\n\n<li>an <strong>insert<\/strong> sound when an image comes into the drive;<\/li>\n\n\n\n<li>an <strong>eject<\/strong> sound when an image leaves the drive (the computer ejects it, or you choose Unmount image);<\/li>\n\n\n\n<li>a <strong>failure<\/strong> sound, two beeps and a falling tone, when the board refuses an image (MOUNT FAILED), when you pull the card out while the board runs, and for the warnings SD INVALID and CLUSTER NOT 32K.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">If there is no card at power up, or the card is invalid, the board cannot read your settings. It plays the failure sound anyway.<\/p>\n\n\n\n<h2 id=\"15-the-sd-card-out-and-back\" class=\"wp-block-heading\">15. The SD card out and back<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">If you take the card out at any time, the <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/#14-error-screens\">SD EJECTED<\/a> screen covers whatever was shown. The keys do nothing and no listing, mount or save runs.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">When you put the card back, the screen says <strong>SD CARD: IS BACK, ENTER: restart<\/strong>. Press <strong>ENTER<\/strong> to restart the board. The board does not restart by itself, so it does not cut the Apple II or the Macintosh off in the middle of what it was doing.<\/p>\n\n\n\n<h2 id=\"16-settings-you-will-use-first\" class=\"wp-block-heading\">16. Settings you will use first<\/h2>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>You want to<\/th><th>Do<\/th><\/tr><\/thead><tbody><tr><td>mount the same image at each power up<\/td><td>nothing: <strong>Boot last image<\/strong> is the default<\/td><\/tr><tr><td>start in the file manager<\/td><td>Settings, <strong>Boot last dir<\/strong><\/td><\/tr><tr><td>make a Disk II image read only for the Apple II<\/td><td>Settings, <strong>5.25 write<\/strong> off<\/td><\/tr><tr><td>let a Macintosh or IIgs write to a 3.5 inch image<\/td><td>Settings, <strong>3.5 write<\/strong> on<\/td><\/tr><tr><td>plug the 3.5 inch drive to a Macintosh<\/td><td>Settings, <strong>3.5 Mac host<\/strong> on. The board asks first, then restarts<\/td><\/tr><tr><td>switch off the display after a while<\/td><td>Settings, <strong>Screen saver<\/strong> on<\/td><\/tr><tr><td>silence the buzzer<\/td><td>Settings, <strong>Sound effect<\/strong> off<\/td><\/tr><tr><td>load the file list at once in the Smartloader, with no countdown<\/td><td>Settings, <strong>Autoboot last img<\/strong> off<\/td><\/tr><tr><td>send a log to the maker<\/td><td>Settings, <strong>Log to SD<\/strong> on (<a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_settings\/#7-log-to-sd\">settings reference<\/a>)<\/td><\/tr><tr><td>forget all your settings<\/td><td>Settings, <strong>Clear prefs<\/strong>, ENTER twice: the board deletes the saved settings and restarts<\/td><\/tr><tr><td>forget the favorites<\/td><td>Settings, <strong>Clear favorites<\/strong>, ENTER twice<\/td><\/tr><tr><td>format the card<\/td><td>Settings, <strong>Make filesystem<\/strong>: it erases the whole card, see below<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"256\" src=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_settings_diskii_clear_prefs_question.png\" alt=\"Clear prefs asked\" class=\"wp-image-766\" style=\"border-radius:6px;width:256px;height:auto\" srcset=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_settings_diskii_clear_prefs_question.png 512w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_settings_diskii_clear_prefs_question-300x150.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption class=\"wp-element-caption\">Clear prefs asked<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Make filesystem<\/strong> shows the question <code class=\"\" data-line=\"\">Erase the SDCARD?<\/code> with <strong>NO<\/strong> selected. Press UP or DOWN to reach YES and press ENTER to erase and format the card (FAT32, 32 KB clusters). The keys do nothing while it works. A result screen says <code class=\"\" data-line=\"\">Result: OK<\/code> or <code class=\"\" data-line=\"\">Result: ERROR<\/code> and the reason. Press ENTER: the board restarts.<\/p>\n\n\n\n<div class=\"wp-block-group smtdoc-callout smtdoc-note has-background is-layout-constrained wp-container-core-group-is-layout-1828d0e2 wp-block-group-is-layout-constrained\" style=\"border-radius:6px;border-left-color:#f0b429;border-left-style:solid;border-left-width:4px;background-color:#fff8e1;margin-top:24px;margin-bottom:24px;padding-top:12px;padding-right:20px;padding-bottom:12px;padding-left:20px\">\n<p class=\"wp-block-paragraph\"><strong>Note.<\/strong> Make filesystem erases everything on the card, your images included. See <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_sd-card\/\">SD card preparation<\/a>.<\/p>\n<\/div>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-2 wp-block-gallery-5 is-layout-flex wp-block-gallery-is-layout-flex\" style=\"margin-top:24px;margin-bottom:24px\">\n<figure class=\"wp-block-image size-full has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"256\" data-id=\"676\" src=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_confirm_makefs_no.png\" alt=\"The erase question\" class=\"wp-image-676\" style=\"border-radius:6px\" srcset=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_confirm_makefs_no.png 512w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_confirm_makefs_no-300x150.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption class=\"wp-element-caption\">The erase question<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"256\" data-id=\"700\" src=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_format_ok.png\" alt=\"The result\" class=\"wp-image-700\" style=\"border-radius:6px\" srcset=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_format_ok.png 512w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_format_ok-300x150.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption class=\"wp-element-caption\">The result<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 id=\"17-using-the-board-from-the-apple-ii-with-the-smartloader\" class=\"wp-block-heading\">17. Using the board from the Apple II with the Smartloader<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">With the <strong>Smartloader<\/strong> emulation, the Apple II boots a small loader from the board. The loader then lists the images of the card <strong>on the Apple II screen<\/strong>. You do not need the keys of the board for everyday loading. The keys and the display of the board keep working beside it.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Keys on the Apple II.<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>Key<\/th><th>What it does<\/th><\/tr><\/thead><tbody><tr><td>Up arrow, Down arrow<\/td><td>move the bar (Ctrl-K and Ctrl-J do the same on a keyboard without arrows)<\/td><\/tr><tr><td>Left arrow, Right arrow<\/td><td>previous page, next page<\/td><\/tr><tr><td>Return<\/td><td>opens the selected item: goes into a folder, boots an image, changes an option<\/td><\/tr><tr><td><strong>B<\/strong><\/td><td>boots the Apple II again<\/td><\/tr><tr><td><strong>R<\/strong><\/td><td>restarts the SmartDisk II, then the Apple II<\/td><\/tr><tr><td><strong>M<\/strong><\/td><td>back to the main menu<\/td><\/tr><tr><td><strong>F<\/strong><\/td><td>the favorites<\/td><\/tr><tr><td><strong>E<\/strong><\/td><td>changes the emulation type: Disk II, SmartPort and, on a IIgs, the 3.5 inch drive<\/td><\/tr><tr><td><strong>A<\/strong><\/td><td>the About page<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"840\" height=\"576\" src=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_apple2_smartloader_countdown.png\" alt=\"The Smartloader countdown\" class=\"wp-image-862\" style=\"border-radius:6px;width:560px;height:auto\" srcset=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_apple2_smartloader_countdown.png 840w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_apple2_smartloader_countdown-300x206.png 300w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_apple2_smartloader_countdown-768x527.png 768w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_apple2_smartloader_countdown-600x411.png 600w\" sizes=\"auto, (max-width: 840px) 100vw, 840px\" \/><figcaption class=\"wp-element-caption\">The Smartloader countdown<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>What happens at start.<\/strong> The loader says <code class=\"\" data-line=\"\">PRESS ANY &lt;KEY&gt; TO CONTINUE<\/code> and counts 3, 2, 1. If you press a key, it opens the list. If you do not, it boots the last image you booted under the same emulation type. With no last image, it opens the list.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">You can turn the countdown off: set <strong>Autoboot last img<\/strong> off (see below). The loader then goes straight to the file list.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Loading an image.<\/strong> Open the list with <strong>File manager<\/strong>, select a disk and press Return. The board mounts the image and the Apple II restarts from it. When the image is of another type, the board hands over to that emulation (SmartPort, or the 3.5 inch drive on a IIgs) and its screens and menus replace the Smartloader&#8217;s.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>The Settings page on the Apple II.<\/strong> The main menu of the loader has a row <strong>SETTINGS<\/strong>. It shows the same options as the OLED shows for the emulation the loader works with, with the same values.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>In the main menu of the loader, select <strong>SETTINGS<\/strong> and press Return.<\/li>\n\n\n\n<li>Press the up and down arrows to select an option.<\/li>\n\n\n\n<li>Press Return. A check box switches between <code class=\"\" data-line=\"\">ON<\/code> and <code class=\"\" data-line=\"\">OFF<\/code>. A number goes to its next value.<\/li>\n\n\n\n<li>Repeat for the next option. The bar stays on the row you changed, so you can change it again or go to the next one.<\/li>\n\n\n\n<li>Select the last row, <strong>&lt;- BACK TO MAIN<\/strong>, and press Return, or press <strong>M<\/strong>.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">A change on the Apple II is a change on the OLED, and the other way round. The board saves it as it does for the OLED. <strong>Clear favorites<\/strong> asks first: the first Return shows <code class=\"\" data-line=\"\">SURE?<\/code> and the second does it (<code class=\"\" data-line=\"\">DONE<\/code>). Any other key cancels the question.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"256\" src=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_smtl_settings_oled_autoboot_on.png\" alt=\"The Settings page of the OLED in Smartloader mode, Autoboot last img on\" class=\"wp-image-780\" style=\"border-radius:6px;width:256px;height:auto\" srcset=\"https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_smtl_settings_oled_autoboot_on.png 512w, https:\/\/www.r3tr0.net\/wp-content\/uploads\/2026\/10\/smtdoc_smtl_settings_oled_autoboot_on-300x150.png 300w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption class=\"wp-element-caption\">The Settings page of the OLED in Smartloader mode, Autoboot last img on<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The Apple II does not offer the options that would take the loader away or erase your data: <strong>Emulation type<\/strong>, <strong>Clear prefs<\/strong> and <strong>Make filesystem<\/strong>. Use the keys of the board for them. If an option needs the board to restart, the loader shows <code class=\"\" data-line=\"\">RESTARTING<\/code> and restarts the Apple II by itself.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Autoboot last img.<\/strong> On the Apple II this option is named <strong>AUTO-BOOT LAST<\/strong>. It is on by default.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>Value<\/th><th>What the loader does at start<\/th><\/tr><\/thead><tbody><tr><td>on<\/td><td>counts down, then boots the last image<\/td><\/tr><tr><td>off<\/td><td>shows the file list at once, with no countdown<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The settings of each option are in <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_settings\/#4-smartloader\">the settings reference<\/a>. See also <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_smartloader\/\">the Smartloader page<\/a>.<\/p>\n\n\n\n<h2 id=\"18-what-differs-per-emulation\" class=\"wp-block-heading\">18. What differs per emulation<\/h2>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th><\/th><th>Disk II<\/th><th>3.5 inch drive<\/th><th>SmartPort HD<\/th><th>Smartloader<\/th><\/tr><\/thead><tbody><tr><td>Boot mode applies<\/td><td>yes<\/td><td>yes<\/td><td>no<\/td><td>no<\/td><\/tr><tr><td>Main menu<\/td><td>Favorites, File manager, DISK II, Settings<\/td><td>Favorites, File manager, DISK 3.5, Settings<\/td><td>SMARTPORT, Settings<\/td><td>(File manager for Disk II images), SMARTLOADER, Settings<\/td><\/tr><tr><td>Image types listed<\/td><td>PO, DSK, DO, NIC, WOZ<\/td><td>2MG, PO, IMG, DC42, DC, MOOF<\/td><td>PO, 2MG, HDV<\/td><td>those of the emulation it loads<\/td><\/tr><tr><td>Status page<\/td><td>image page (track, RD \/ WR \/ ER)<\/td><td>image page (cylinder)<\/td><td>SmartPort screen (4 partitions, RD \/ WR \/ I)<\/td><td>image page (<code class=\"\" data-line=\"\">Internal ROM<\/code>)<\/td><\/tr><tr><td>Write to the image<\/td><td>Settings, 5.25 write (default on)<\/td><td>Settings, 3.5 write (default off)<\/td><td>the computer writes the volume file<\/td><td>the loader&#8217;s own protocol<\/td><\/tr><tr><td>Image menu<\/td><td>Toggle favorite, Unmount, Delete<\/td><td>the same<\/td><td>partition menu: Unmount, Select, First to boot, Toggle favorite<\/td><td>as the Disk II<\/td><\/tr><tr><td>Empty drive page<\/td><td>yes<\/td><td>yes (3.5 inch drawing)<\/td><td>the partition says <code class=\"\" data-line=\"\">[SELECT]<\/code><\/td><td>yes<\/td><\/tr><tr><td>Host eject<\/td><td>none<\/td><td>yes (IIgs, Macintosh)<\/td><td>yes (eject command)<\/td><td>none<\/td><\/tr><tr><td>Create disk offers<\/td><td>5.25 inch 140K<\/td><td>400K, 800K, HFS volume, <code class=\"\" data-line=\"\">.moof<\/code><\/td><td>any ProDOS size<\/td><td>the Disk II choices<\/td><\/tr><tr><td>Sounds<\/td><td>key, track, insert, eject<\/td><td>key, track, write, insert, eject<\/td><td>key, block click<\/td><td>key, track<\/td><\/tr><tr><td>Options in Settings<\/td><td>boot mode, WeakBit, 5.25 write<\/td><td>boot mode, fast read, fast seek, trace log, 3.5 write, Mac host, SuperDrive<\/td><td>Boot Img Index, SP resync<\/td><td>those of the emulation it loads, and Autoboot last img<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 id=\"19-where-to-go-next\" class=\"wp-block-heading\">19. Where to go next<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/\">The OLED screens reference<\/a>: every screen with its picture.<\/li>\n\n\n\n<li><a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_settings\/\">The settings reference<\/a>: every option, its default and its effect.<\/li>\n\n\n\n<li><a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_troubleshooting\/\">Troubleshooting, FAQ and the log<\/a>: when something does not work as described here.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\" style=\"margin-top:48px;margin-bottom:24px\"\/>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-group has-background is-layout-constrained wp-container-core-group-is-layout-0ee9f569 wp-block-group-is-layout-constrained\" style=\"border-radius:8px;background-color:#f6f7f7;padding-top:14px;padding-right:18px;padding-bottom:14px;padding-left:18px\">\n<p class=\"has-text-color wp-block-paragraph\" style=\"color:#1e7a45;margin-bottom:2px;font-size:12px;font-weight:600;letter-spacing:2px;text-transform:uppercase\">\u2190 Previous<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"margin-top:0;font-size:17px;font-weight:600\"><a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_firmware-update\/\">Firmware update<\/a><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-group has-background is-layout-constrained wp-container-core-group-is-layout-0ee9f569 wp-block-group-is-layout-constrained\" style=\"border-radius:8px;background-color:#f6f7f7;padding-top:14px;padding-right:18px;padding-bottom:14px;padding-left:18px\">\n<p class=\"has-text-color wp-block-paragraph\" style=\"color:#1e7a45;margin-bottom:2px;font-size:12px;font-weight:600;letter-spacing:2px;text-transform:uppercase\">Next \u2192<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"margin-top:0;font-size:17px;font-weight:600\"><a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/smtdoc_oled-screens\/\">OLED screens reference<\/a><\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-text-color wp-block-paragraph\" style=\"color:#787c82;margin-top:20px;font-size:13px\">SmartDisk II user documentation \u00b7 latest firmware \u00b7 <a href=\"https:\/\/www.r3tr0.net\/index.php\/smartdisk-ii-documentation\/\">Documentation home<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>How to use the SmartDisk II every day: power on, the keys, choosing an emulation, browsing the SD card, mounting an image, favorites, creating and deleting images and folders, ejecting, the sounds, and loading images from the Apple II screen with the Smartloader.<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":792,"menu_order":5,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"no-sidebar","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"tags":[46,45],"class_list":["post-796","page","type-page","status-publish","hentry","tag-apple-ii","tag-smartdisk"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.r3tr0.net\/index.php\/wp-json\/wp\/v2\/pages\/796","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.r3tr0.net\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.r3tr0.net\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.r3tr0.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.r3tr0.net\/index.php\/wp-json\/wp\/v2\/comments?post=796"}],"version-history":[{"count":6,"href":"https:\/\/www.r3tr0.net\/index.php\/wp-json\/wp\/v2\/pages\/796\/revisions"}],"predecessor-version":[{"id":943,"href":"https:\/\/www.r3tr0.net\/index.php\/wp-json\/wp\/v2\/pages\/796\/revisions\/943"}],"up":[{"embeddable":true,"href":"https:\/\/www.r3tr0.net\/index.php\/wp-json\/wp\/v2\/pages\/792"}],"wp:attachment":[{"href":"https:\/\/www.r3tr0.net\/index.php\/wp-json\/wp\/v2\/media?parent=796"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.r3tr0.net\/index.php\/wp-json\/wp\/v2\/tags?post=796"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}