• Code: 0F55
• Description: Toner level sensor /K malfunction
  - An error occurs on the toner level sensor board (TLSB).
• Causes: Toner level sensor board (TLSB) Print control board (PRCB)
• Remedy: 1 Check the cable and connector for proper connection and correct as necessary. 2 Change TLSB. 3 Change PRCB.

• Code: 1038
• Description: Engine connect error
  - Printer control board (PRCB) to MFP board/1 (MFPB/ 1) connection failure.
  - The copier determines that there is an error if the print control board (PRCB) fails to send an acknowledgement signal to the MFP board/1 (MFPB/1) for a given period of time or more.
  - An error command signal is transmitted from the MFP board/1 (MFPB/1) to printer control board (PRCB).
  -An error status signal is transmitted from the printer control board (PRCB) to MFP board/1 (MFPB/1).
• Causes: Print control board (PRCB) MFP board/1 (MFPB/1)
• Remedy: 1 Turn OFF and ON the power switch. 2 Check the PRCB connector for proper connection and correct as necessary. 3 Check the MFPB/1 connector for proper connection and correct as necessary. 4 Check for proper connection between PRCB and MFPB/1 and correct as necessary. 5 Change MFPB/1. 6 Change PRCB.

• Code: 13C0
• Description: Print control board malfunction
  - A communication error occurs in print control board (PRCB).
• Causes: Print control board (PRCB)
• Remedy: 1 Reboot the main body. 2 Change PRCB.

• Code: 13DD
• Description: Backup data error
  - The printer determines that EEPROM is yet to be mounted when the main power switch is turned ON.
• Causes: Print control board (PRCB) MFP board/1 (MFPB/1)
• Remedy: 1 Check the cable and connector for proper connection and correct as necessary. 2 Change PRCB. 3 Change MFPB/1.

• Code: 13E2
• Description: Engine flash ROM write error
  - Flash ROM writing is found faulty during a check.
• Causes: Print control board (PRCB) MFP board/1 (MFPB/1)
• Remedy: 1 Check the cable and connector for proper connection and correct as necessary. 2 Change PRCB. 3 Change MFPB/1.

• Code: 13E3
• Description: Engine flash ROM device fault
  - An erase error occurs during erasing of data in flash ROM
• Causes: Print control board (PRCB) MFP board/1 (MFPB/1)
• Remedy: 1 Check the cable and connector for proper connection and correct as necessary. 2 Change PRCB. 3 Change MFPB/1.

• Code: 13F0
• Description: Engine control failure
  - An undefined malfunction occurs in the engine section (PRCB, etc.).
• Causes: Print control board (PRCB) MFP board/1 (MFPB/1)
• Remedy: 1 Check the cable and connector for proper connection and correct as necessary. 2 Change PRCB. 3 Change MFPB/1.

• Code: 14A3
• Description: IR lamp malfunction
  - The intensity of the light emitted from the exposure lamp of the scanner falls short of the specified value.
• Causes: Scanner unit MFP board/1 (MFPB/1)
• Remedy: 1 Check the exposure lamp for lighting condition when the power switch is turned ON and, if any faulty symptom is evident, correct the Scanner Unit. 2 Check the MFPB/1 connector for proper connection and correct as necessary. 3 Change scanner unit. 4 Change MFPB/1.