• Code: 8B
• Description: Paper jam in the paper tray 2.
• Causes: 1 Foreign object around the front of the paper tray 2. 2 Harness connection failure of T2 sensor PCB ASSY. 3 Harness connection failure of T2 Relay PCB ASSY. 4 T2 separation roller ASSY worn out. 5 T2 Relay PCB failure. 6 Engine PCB failure. 7 Main PCB failure.
• Remedy: 1 Foreign object around the front of the paper tray 2 Remove the foreign object. 2 Harness connection failure of T2 sensor PCB ASSY Check the harness connection of the T2 sensor PCB ASSY and reconnect it. 3 Harness connection failure of T2 Relay PCB ASSY Check the harness connection of the T2 Relay PCB ASSY and reconnect it. 4 T2 separation roller ASSY worn out Replace the T2 separation roller ASSY. 5 T2 Relay PCB failure Replace the T2 Relay PCB ASSY. 6 Engine PCB failure Replace the engine PCB ASSY. 7 Main PCB failure Replace the main PCB ASSY.

• Code: 8C
• Description: Paper jam in the MP tray.
• Causes: 1 Foreign object around MP tray. 2 MP paper feeding kit worn out. 3 MP registration front sensor failure. 4 Engine PCB failure. 5 Main PCB failure.
• Remedy: 1 Foreign object around MP tray Remove the foreign object. 2 MP paper feeding kit worn out Replace the MP paper feeding kit. 3 MP registration front sensor failure Check the sensor performance following the procedure described in “Function code 32”. If any problem occurs, replace the MP paper empty/registration front sensor PCB ASSY. 4 Engine PCB failure Replace the engine PCB ASSY. 5 Main PCB failure Replace the main PCB ASSY.

• Code: 8D
• Description: Paper jam occurred around the back cover at the time when the power was turned ON, or the back cover is open.
• Causes: 1 Main PCB failure
• Remedy: Replace the main PCB ASSY.

• Code: 8E
• Description: Error in the adjustment of inter-color position alignment result when implementing it.
• Causes: 1 Harness connection failure of the registration mark L PCB ASSY or registration mark R PCB ASSY. 2 Registration mark sensor holder ASSY failure. 3 Main PCB failure.
• Remedy: 1 Harness connection failure of the registration mark L PCB ASSY or registration mark R PCB ASSY Check the harness connection of the registration mark sensor holder ASSY and reconnect it. 2 Registration mark sensor holder ASSY failure Replace the registration mark sensor holder ASSY. 3 Main PCB failure Replace the main PCB ASSY.

• Code: 8F
• Description: Detection of abnormal value of registration sensor sensitivity when implementing adjustment of inter-color position alignment.
• Causes: 1 Main PCB failure
• Remedy: Replace the main PCB ASSY.

• Code: 90
• Description: The paper size of the MP tray does not match that of the print setting.
• Causes: 1 Main PCB failure
• Remedy: Replace the main PCB ASSY.

• Code: 91
• Description: The paper size of the paper tray 1 does not match that of the print setting.
• Causes: 1 Main PCB failure
• Remedy: Replace the main PCB ASSY.

• Code: 92
• Description: The paper size of the paper tray 2 does not match that of the print setting.
• Causes: 1 Main PCB failure
• Remedy: Replace the main PCB ASSY.