OCR Unit Type M13 (D3AC-23, 24, 25) (MP 501/601 Only)
D255/D256/M281/M282 2-128 SM
2.18.3 RECOVERY PROCEDURE
When this option is installed, a function is saved on the HDD, and ID information on the SD card is
saved in the NVRAM. Therefore, when replacing the HDD and/or NVRAM, this option must be
reinstalled.
When storing the original SD card
ï‚§ When only the HDD is replaced
Reinstall using the original SD card.
ï‚§ When only the NVRAM is replaced
When uploading or downloading the NVRAM data, reinstall using the original SD card.
When not uploading or downloading the NVRAM data, order and reinstall a new SD card
(service part).
ï‚§ When the HDD and NVRAM are replaced simultaneously
Reinstall using the original SD card.
If the original SD card is lost
Order and reinstall a new SD card (service part).
ï‚§ Perform reinstallation in the same way as installation.