• Code: A4
• Description: Not used. (50% or more of white level data is improper.)
• Causes:

• Code: A5
• Description: FAX transmission scan failure detected. First attempt.
• Causes: • CIS • Main PCB

• Code: A6
• Description: FAX transmission scan failure detected. Second attempt.
• Causes: • CIS • Main PCB

• Code: AA
• Description: The document cover is not closed.
• Causes:

• Code: AC
• Description: Less than 50% of white level date is incorrect.
• Causes:

• Code: AE
• Description: CIS home position sensor remains OFF. In other words, the CIS unit does not return to the home position.
• Causes: • CIS • Driver PCB • Main PCB

• Code: AF
• Description: CIS home position sensor remains ON. In other words, the CIS unit remains in the home position.
• Causes:

• Code: B0
• Description: Scanner motor harness half inserted.
• Causes: • Scanner motor harness