• Code: F6 88
• Description: Communication trouble between MCU and FAX control PWB (Time-out error)
• Causes: FAX control PWB connector disconnection. Harness trouble between FAX control PWB and MCU PWB. Motherboard connector pin breakage. FAX control PWB ROM defect/Data failure.
• Remedy: Check the connectors and the harness of FAX control PWB and MCU PWB. Check the grounding of the copier. Check FAX control PWB ROM.

• Code: F6 96
• Description: Combination error between the MCU and the FAX firmware. Details The version of the FAX firmware is not changed “04.xx” or later.
• Causes: The version of the FAX firmware is not proper.
• Remedy: Change the version of the FAX firmware to “04.xx” or later.

• Code: F6 99
• Description: FAX control PWB destination error. The machine destination setup does not coincide with the FAX control PWB destination setup.
• Causes: The machine destination setup (Sim 26-6) does not coincide with the FAX control PWB setup
• Remedy: Check the variety of FAX LIU PWB. Check the machine destination setup (Sim 22-6) and FAX country code (Soft SW table).

• Code: F9 00
• Description: Printer PWB communication trouble. Communication trouble between MCU and printer PWB
• Causes: Printer PWB connector disconnection. Harness trouble between the printer PWB and the MCU PWB. Motherboard connector pin breakage. Printer PWB ROM defect/Data failure.
• Remedy: Check the connectors and the harness of the printer PWB and MCU PWB. Check the grounding of the copier. Check ROM on printer PWB.

• Code: F9 10
• Description: Printer PWB abnormality
• Causes: Printer PWB defect
• Remedy: Replace the printer PWB

• Code: F9 80
• Description: Communication trouble between MCU and printer PWB (Protocol error)
• Causes: Printer PWB connector disconnection. Harness trouble between the printer PWB and the MCU PWB. Motherboard connector pin breakage. Printer PWB ROM defect/Data failure.
• Remedy: Check the connectors and the harness of the printer PWB and MCU PWB. Check the grounding of the copier. Check ROM on printer PWB.

• Code: F9 81
• Description: Communication trouble between MCU and printer PWB (Parity error)
• Causes: Printer PWB connector disconnection. Harness trouble between the printer PWB and the MCU PWB. Motherboard connector pin breakage. Printer PWB ROM defect/Data failure.
• Remedy: Check the connectors and the harness of the printer PWB and MCU PWB. Check the grounding of the copier. Check ROM on printer PWB.

• Code: F9 82
• Description: Communication trouble between MCU and printer PWB (Overrun error)
• Causes: Printer PWB connector disconnection. Harness trouble between the printer PWB and the MCU PWB. Motherboard connector pin breakage. Printer PWB ROM defect/Data failure.
• Remedy: Check the connectors and the harness of the printer PWB and MCU PWB. Check the grounding of the copier. Check ROM on printer PWB.