• Code: 9D
• Description: Detection of incorrect registration sensor measurement value when implementing adjustment of inter-color position alignment.
• Causes: 1 Foreign object is affixed around the density sensor. 2 Harness connection failure of registration mark sensor holder ASSY. 3 Registration mark sensor PCB failure. 4 High-voltage power supply PCB failure. 5 Engine PCB failure. 6 Low-voltage power supply PCB failure. 7 Main PCB failure.
• Remedy: 1 Foreign object is affixed around the density sensor Remove the foreign object affixed around the density sensor. 2 Harness connection failure of registration mark sensor holder ASSY Check the harness connection of the registration mark sensor holder ASSY and reconnect it. 3 Registration mark sensor PCB failure Replace the registration mark sensor holder ASSY. 4 High-voltage power supply PCB failure Replace the high-voltage power supply PCB ASSY. 5 Engine PCB failure Replace the engine PCB ASSY. 6 Low-voltage power supply PCB failure Replace the low-voltage power supply PCB ASSY. 7 Main PCB failure Replace the main PCB ASSY.

• Code: 9E
• Description: Toner of the color which is being used reaches the end of life when implementing adjustment of inter-color position alignment.
• Causes: 1 Toner/New sensor PCB failure (Toner empty). 2 Engine PCB failure
• Remedy: 1 Toner/New sensor PCB failure (Toner empty) Check the sensor performance following the procedure described in “Function code 32”. If any problem occurs, replace the Toner/New sensor PCB ASSY. 2 Engine PCB failure Replace the engine PCB ASSY.

• Code: 9F
• Description: No paper is loaded.
• Causes: 1 Coming off of T1 paper edge actuator. 2 Coming off of registration front actuator. 3 Coming off of MP registration front actuator. 4 Harness connection failure of T1 registration front/rear sensor PCB ASSY. 5 Harness connection failure of MP paper empty/registration front sensor PCB ASSY. 6 T1 registration front/rear sensor PCB ASSY failure. 7 MP paper empty/registration front sensor PCB ASSY failure. 8 Main PCB failure.
• Remedy: 1 Coming off of T1 paper edge actuator Re-assemble the T1 paper edge actuator. 2 Coming off of registration front actuator Re-assemble the registration front actuator. 3 Coming off of MP registration front actuator Re-assemble the MP registration front actuator. 4 Harness connection failure of T1 registration front/rear sensor PCB ASSY Check the harness connection of the T1 registration front/rear sensor PCB ASSY and reconnect it. 5 Harness connection failure of MP paper empty/registration front sensor PCB ASSY Check the harness connection of the MP paper empty/registration front sensor PCB ASSY and reconnect it. 6 T1 registration front/rear sensor PCB ASSY failure Replace the T1 registration front/rear sensor PCB ASSY. 7 MP paper empty/registration front sensor PCB ASSY failure Replace the MP paper empty/registration front sensor PCB ASSY. 8 Main PCB failure Replace the main PCB ASSY.

• Code: A0
• Description: Timeout error during waiting for completion of second side scanning data transfer.
• Causes: 1 Second side scanning CIS failure. 2 Main PCB failure.
• Remedy: 1 Second side scanning CIS failure Replace the second side scanning CIS. 2 Main PCB failure Replace the main PCB ASSY.

• Code: A1
• Description: The front cover is open.
• Causes: 1 Harness connection failure of front cover sensor. 2 Front cover sensor failure. 3 The member part to press the front cover sensor which is located at the inner left side of the front cover is broken. 4 Engine PCB failure. 5 Main PCB failure.
• Remedy: 1 Harness connection failure of front cover sensor Check the harness connection of the front cover sensor and reconnect it. 2 Front cover sensor failure Check the sensor performance following the procedure described in “Function code 32”. If any problem occurs, replace the front cover sensor. 3 The member part to press the front cover sensor which is located at the inner left side of the front cover is broken. Replace the front cover. 4 Engine PCB failure Replace the engine PCB ASSY. 5 Main PCB failure Replace the main PCB ASSY.

• Code: A2
• Description: During scanning, 90 cm or longer of a document is detected.
• Causes: 1 Document first side rear actuator catching on some position. 2 Document first side rear sensor failure. 3 Main PCB failure.
• Remedy: 1 Document first side rear actuator catching on some position Correct catching of the document first side rear actuator. 2 Document first side rear sensor failure Replace the document first side rear sensor PCB ASSY. 3 Main PCB failure Replace the main PCB ASSY.

• Code: A3
• Description: The document first side rear sensor does not detect the leading edge of a document although the document is fed farther than a designated distance.
• Causes: 1 Document first side rear actuator catching on some position. 2 Second side rear sensor catching on some position. 3 ADF motor failure. 4 Document first side rear sensor failure. 5 Second side rear sensor failure. 6 Main PCB failure. 7 ADF drive unit failure.
• Remedy: 1 Document first side rear actuator catching on some position Correct catching of the document first side rear actuator. 2 Second side rear sensor catching on some position Correct catching of the second side rear sensor. 3 ADF motor failure Replace the ADF motor. 4 Document first side rear sensor failure Replace the document first side rear sensor PCB ASSY. 5 Second side rear sensor failure Replace the second side rear sensor. 6 Main PCB failure Replace the main PCB ASSY. 7 ADF drive unit failure Replace the ADF unit.

• Code: A4
• Description: The ADF cover is open.
• Causes: 1 Coming off of document front/ ADF open actuator. 2 Harness connection failure of document front/ADF open sensor PCB. 3 Deformation and/or breakage of ADF cover. 4 ADF open sensor failure. 5 Main PCB failure.
• Remedy: 1 Coming off of document front/ ADF open actuator Re-assemble the document front/ADF open actuator. 2 Harness connection failure of document front/ADF open sensor PCB Check the harness connection of the document front/ADF open sensor PCB open and reconnect it. 3 Deformation and/or breakage of ADF cover Replace the ADF cover ASSY. 4 ADF open sensor failure Replace the document front/ADF open sensor PCB ASSY. 5 Main PCB failure Replace the main PCB ASSY.