Code

Description

Causes

0F

The back cover is open upon duplex-printing. (The back cover sensor is OFF)

1 Harness connection failure of paper eject sensor PCB ASSY. 2 The member part to press the back cover sensor which is located at the inner side of the back cover is broken. 3 The member part to press the back cover sensor which is located at the duplex tray is broken. 4 Back cover sensor failure. 5 Main PCB failure

1E

The drum unit will reach the end of life soon.

1 Main PCB failure

24

Internal temperature sensor error.

1 Harness connection failure of internal temperature sensor. 2 Internal temperature sensor failure. 3 Main PCB failure

36

Error in the high voltage power suply PCB while the machine is in the standby mode.

1 Main PCB failure

3B

Main PCB DRAM access error.

1 Main PCB failure

44

The toner cartridge is not installed.

1 Dirt on the electrode of the drum unit and on the machine. 2 Harness connection failure of high voltage power supply PCB. 3 High voltage power supply PCB failure. 4 Main PCB failure

50

Drum unit is at the end of life. (Continue printing)

1 Main PCB failure

56

The fuser cover is open.

1 Paper eject actuator catching on some position. 2 Paper eject sensor PCB failure. 3 Main PCB failure

57

Paper is jammed in the duplex paper feed path.

1 Foreign object around duplex tray. 2 Duplex tray failure. 3 DX gears damaged

58

Fuser unit error. (Some kind of fixing error occurs) (Warning)

1 Any fuser error occurs when started in the ready state.

59

Fuser unit error. (After the error code58 occurred, a failure in the fuser unit is detected again upon start-up.)

1 Harness connection failure between fuser unit connector and paper eject sensor PCB ASSY. 2 Harness connection failure between fuser unit connector and low voltage power supply PCB ASSY. 3 Harness connection failure between paper eject sensor PCB and main PCB. 4 Paper eject sensor PCB failure. 5 Low voltage power supply PCB failure. 6 Main PCB failure. 7 Fuser unit failure.

63

The toner cartridge is at the end of life.

1 New toner actuator catching on some position. 2 Harness connection failure of new toner sensor PCB. 3 New toner sensor PCB failure. 4 Main PCB failure

67

The toner cartridge will reach the end of life.

1 New toner actuator catching on some position. 2 Harness connection failure of new toner sensor PCB. 3 New toner sensor PCB failure. 4 Main PCB failure

6A

Fuser unit error. (The center thermistor does not detect 60°C within in the specified time.)

1 Fuser unit connector connection failure. 2 Fuser unit failure. 3 Low voltage power supply PCB failure. 4 Paper eject sensor PCB failure. 5 Main PCB failure

6B

Fuser unit error. (The center thermistor does not detect 100°C within in the specified time.)

1 Fuser unit connector connection failure. 2 Fuser unit failure. 3 Low voltage power supply PCB failure. 4 Paper eject sensor PCB failure. 5 Main PCB failure