• Code: 1A40
• Description: IC22 error
  The destination setting is wrong.
• Remedy: Correct the destination setting.

• Code: 2000
• Description: NVRAM error
  An NVRAM erase or write error has occurred.
• Remedy: Replace the main board (BOARD ASSY., MAIN).

• Code: 2002
• Description: SDRAM error
  An SDRAM read/write error has occurred.
• Remedy: Replace the main board (BOARD ASSY., MAIN).

• Code: 2003
• Description: FLASH BOOT SUM CHECK error
  Failed to install the firmware. The FlashROM is broken.
• Remedy: Reinstall the firmware. Replace the main board (BOARD ASSY., MAIN). Replace the main board (BOARD ASSY., MAIN).

• Code: 2009
• Description: FLASH SUM CHECK error
  Failed to install the firmware. The FlashROM is broken.
• Remedy: Reinstall the firmware. Replace the main board (BOARD ASSY., MAIN).

• Code: 200A
• Description: Firmware loading error
  The SDRAM is broken.
• Remedy: Replace the main board (BOARD ASSY., MAIN).

• Code: 200B
• Description: Insufficient internal memory
  There is something wrong with the firmware.
• Remedy: Install a normal firmware.

• Code: 3000
• Description: AC power line shut-off
  The AC power was shut off due to a power failure, unplugged, power supply board failure, or main board failure.
• Remedy: Check the power cable (from the power outlet to the socket on the printer) for poor connection or breaks. Replace the power supply board (BOARD ASSY., POWER SUPPLY). Replace the main board (BOARD ASSY., MAIN).