• Code: A200
• Description: The document scanning position sensor detected that the document length was 90 cm or more during the one-side scanning.
• Remedy: • Set the specified size paper. • Remove the jammed document.
  1 Document scanning position actuator caught in some sections of the machine Reattach the document scanning position actuator. 2 Document scanning position sensor failure Replace the ADF unit. 3 Main PCB failure Replace the main PCB ASSY.

• Code: A300
• Description: The document scanning position sensor has not detected the document passing even after the document has been fed for the specified time.
• Remedy: • Set A4 or Letter size paper. • Remove the jammed document.
  1 Document scanning position actuator caught in some sections of the machine Reattach the document scanning position actuator. 2 Connection failure of the document scanning position sensor harness Reconnect the document scanning position sensor harness. 3 Document scanning position sensor failure Replace the ADF unit. 4 Main PCB failure Replace the main PCB ASSY.

• Code: A400
• Description: The ADF cover sensor detected that the ADF cover was open.
• Remedy: • Close the ADF cover correctly.
  1 A part to push the ADF cover sensor in the ADF cover is broken. Replace the ADF cover ASSY. 2 ADF cover sensor failure Replace the ADF unit. 3 Main PCB failure Replace the main PCB ASSY.

• Code: A500
• Description: When scanning the fax, white or black correction data for the first side CIS unit was not within the correct range (first time).
• Remedy: 1 Incorrect correction data for first side CIS unit Execute "Acquire white level data (function code: 55)". 2 Dirt on the white tape on the second side document hold Clean the white tape on the second side document hold. 3 First side CIS unit failure Replace the first side CIS unit. 4 White tape failure Replace the document scanner unit. 5 Main PCB failure Replace the main PCB ASSY.

• Code: A600
• Description: When scanning the fax, white or black correction data for the first side CIS unit was not within the correct range (second time).
• Remedy: 1 Incorrect correction data for first side CIS unit Execute "Acquire white level data (function code: 55)". 2 Dirt on the white tape on the second side document hold Clean the white tape on the second side document hold. 3 First side CIS unit failure Replace the first side CIS unit. 4 White tape failure Replace the document scanner unit. 5 Main PCB failure Replace the main PCB ASSY.

• Code: A700
• Description: Color parameter in the ROM does not match the first side or second side CIS.
• Remedy: 1 Incorrect correction data for first side or second side CIS unit Execute "Acquire white level data (function code: 55)". 2 Damaged first side CIS flat cable Replace the first side CIS flat cable. 3 Damaged second side CIS flat cable Replace the second side CIS flat cable. 4 First side CIS unit failure Replace the first side CIS unit. 5 Second side CIS unit failure Replace the second side CIS unit. 6 Main PCB failure Replace the main PCB ASSY.

• Code: A900
• Description: A scanning error occurred while processing the scanned image.
• Remedy: 1 Incorrect correction data for first side or second side CIS unit Execute "Acquire white level data (function code: 55)". 2 Damaged first side CIS flat cable Replace the first side CIS flat cable. 3 Damaged second side CIS flat cable Replace the second side CIS flat cable. 4 First side CIS unit failure Replace the first side CIS unit. 5 Second side CIS unit failure Replace the second side CIS unit. 6 Main PCB failure Replace the main PCB ASSY.

• Code: AC00
• Description: When scanning the fax, white or black correction data for the second side CIS was not within the correct range (first time).
• Remedy: 1 Incorrect correction data for second side CIS unit Execute "Acquire white level data (function code: 55)". 2 Dirt on the white tape on the second side document hold Clean the white tape on the second side document hold. 3 Second side CIS unit failure Replace the second side CIS unit. 4 Main PCB failure Replace the main PCB ASSY.