Code :

Code: CC
Description: Fuser unit is not installed into the machine.
Causes: 1 Harness connection failure between fuser unit connector and engine PCB. 2 Engine PCB failure. 3 Main PCB failure.
Remedy: 1 Harness connection failure between fuser unit connector and engine PCB Check the harness connection between the fuser unit connector and engine PCB, and reconnect it. 2 Engine PCB failure Replace the engine PCB ASSY. 3 Main PCB failure Replace the main PCB ASSY.

Code: CD
Description: Drum unit is not installed into the machine.
Causes: 1 Dirt on electrodes on drum unit and front door unit ASSY. 2 Bending of front door unit ASSY electrode contact. 3 Harness connection failure between front door unit ASSY electrode and engine PCB ASSY. 4 Engine PCB failure.
Remedy: 1 Dirt on electrodes on drum unit and front door unit ASSY Clean both electrodes. (Refer to Fig. 1-1 and Fig 1-2 (P1-33).) 2 Bending of front door unit ASSY electrode contact Correct the electrode bending of the front door unit ASSY. 3 Harness connection failure between front door unit ASSY electrode and engine PCB ASSY Check the harness connection between the front door unit ASSY electrode and engine PCB ASSY. 4 Engine PCB failure Replace the engine PCB ASSY.

Code: CE
Description: Waste toner box is not installed into the machine.
Causes: 1 Rotation defective of release shaft A of waste toner box. 2 Harness connection failure between belt cleaner release sensor PCB and belt cleaner release solenoid. 3 Belt cleaner release sensor actuator performance defective. 4 Belt cleaner release sensor PCB failure. 5 Belt cleaner release solenoid failure. 6 Engine PCB failure.
Remedy: 1 Rotation defective of release shaft A of waste toner box. Replace the waste toner box. 2 Harness connection failure between belt cleaner release sensor PCB and belt cleaner release solenoid. Check the harness connection between the belt cleaner release sensor PCB and belt cleaner release solenoid and reconnect them. 3 Belt cleaner release sensor actuator performance defective Replace the belt cleaner release ASSY. 4 Belt cleaner release sensor PCB failure Check the sensor performance following the procedure described in “Maintenance mode 32”. If any problem occurs, replace the belt cleaner release sensor PCB ASSY. 5 Belt cleaner release solenoid failure Replace the belt cleaner release ASSY. 6 Engine PCB failure Replace the engine PCB ASSY

Code: CF
Description: Waste toner box full
Causes: 1 Waste toner sensor failure. 2 Harness connection failure of waste toner near/full sensor ASSY. 3 Engine PCB failure.
Remedy: 1 Waste toner sensor failure Check the sensor performance following the procedure described in “Maintenance mode 32”. If any problem occurs, replace the waste toner near/full sensor ASSY. 2 Harness connection failure of waste toner near/full sensor ASSY Check the harness connection of the waste toner near/full sensor ASSY and reconnect it. 3 Engine PCB failure Replace the engine PCB ASSY.

Code: F8
Description: Battery connection failure
Causes: 1 Battery harness connection failure. 2 Main PCB failure.
Remedy: 1 Battery harness connection failure Reconnect the battery harness. 2 Main PCB failure Replace the main PCB ASSY.