Description: The toner sensor detected that the toner cartridge was not set.
Causes: 1 Toner sensor PCB failure. 2 Relay front PCB failure. 3 Main PCB failure
Remedy: 1 Toner sensor PCB failure Refer to "1.3.10 Check sensor operation (function code: 32)" in Chapter 5 to check the sensor operation. If the sensor operation is faulty, replace the toner sensor PCB ASSY. 2 Relay front PCB failure Replace the relay front PCB ASSY. 3 Main PCB failure Replace the main PCB ASSY.
Code: 5000
Description: The number of rotations of the drum unit has reached the life limit. (Printing does not stop.)
Causes: 1 Replace the drum unit with a new one and reset the drum counter. If the error display is not cleared, the main PCB is faulty.
Remedy: Replace the main PCB ASSY.
Code: 5100
Description: Printable pages set for the MP paper feeding kit have reached the limit. (Printing does not stop.)
Causes: 1 End of life of the fuser unit. 2 Main PCB failure.
Remedy: 1 Abrasion of the MP paper feeding kit, paper feeding kit 1 or paper feeding kit 2 Replace the MP paper feeding kit, paper feeding kit 1 or paper feeding kit 2. 2 Main PCB failure Replace the main PCB ASSY.
Code: 5200
Description: Printable pages set for paper feeding kit 1 have reached the limit. (Printing does not stop.)
Causes: 1 End of life of the fuser unit. 2 Main PCB failure.
Remedy: 1 Abrasion of the MP paper feeding kit, paper feeding kit 1 or paper feeding kit 2 Replace the MP paper feeding kit, paper feeding kit 1 or paper feeding kit 2. 2 Main PCB failure Replace the main PCB ASSY.
Code: 5300
Description: Printable pages set for paper feeding kit 2 have reached the limit. (Printing does not stop.)
Causes: 1 End of life of the fuser unit. 2 Main PCB failure.
Remedy: 1 Abrasion of the MP paper feeding kit, paper feeding kit 1 or paper feeding kit 2 Replace the MP paper feeding kit, paper feeding kit 1 or paper feeding kit 2. 2 Main PCB failure Replace the main PCB ASSY.
Code: 5400
Description: Printable pages set for the fuser unit have reached the limit. (Printing does not stop.)
Causes: 1 End of life of the fuser unit. 2 Main PCB failure.
Remedy: 1 End of life of the fuser unit Replace the fuser unit. 2 Main PCB failure Replace the main PCB ASSY.