• Code: F1
• Description: The dial number is not found.
• Causes: 1 Main PCB failure
• Remedy: Replace the main PCB ASSY.

• Code: F2
• Description: The waste toner box will reach the end of life soon.
• Causes: 1 High-voltage power supply PCB failure. 2 Main PCB failure.
• Remedy: 1 High-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 2 Main PCB failure Replace the main PCB ASSY.

• Code: F3
• Description: Main PCB error.
• Causes: 1 Main PCB failure
• Remedy: Replace the main PCB ASSY.

• Code: F4
• Description: The waste toner box is at the end of life.
• Causes: 1 Main PCB failure
• Remedy: Replace the main PCB ASSY.

• Code: F5
• Description: Main PCB communication error.
• Causes: 1 Main PCB failure
• Remedy: Replace the main PCB ASSY.

• Code: F6
• Description: P.C.I error.
• Causes: 1 Main PCB failure
• Remedy: Replace the main PCB ASSY.

• Code: F8
• Description: Battery connection error.
• Causes: 1 Main PCB failure
• Remedy: Replace the main PCB ASSY.

• Code: F9
• Description: The country code is not entered properly.
• Causes: 1 Power turned OFF while the function code 74 is being executed and PARAMETER INIT is being displayed
• Remedy: Re-enter the country code.