MAC36NL - SD Card - Restoring operation

This document describes in a few steps how to restore the SD card of the controller family
iSMA-B-MAC36NL, in case the controller is unable to boot:

1. disconnect the iSMA-B-MAC36NL controller from the power supply;

2. pull out (using the push-push method) the SD card located in the basket, on the side panel (left side);

3. connect the removed SD card to the PC and wait for Windows to detect it;

4. automatic pop-up windows with a suggestion to format SD card drives should be closed - cancelled.

Fig. 1 SD cards for the iSMA-B-MAC36NL controller detected by Windows3

5. Start to Win32DiskImager.exe program (download at: https://win32diskimager.download/).

6. In the Image File field, indicate the location of an original card image of the iSMA-B-MAC36NL controller saved on a local disk.

7. In the Device field, select the lowest partition letter from the SD card (the one labeled iSMAMAC36NL).

Fig. 2 The Win32DiskImager configuration

8. Finally, press the Write button.

9. After the process, which may take several tens of seconds, safely unmount the SD card in Windows and then remove it from the PC.

10. In the next step, place the SD card in the iSMA-B-MAC36NL controller that has been unplugged.

11. Once the power is connected, the iSMA-B-MAC36NL controller will start up with factory settings.