• Code: A5
• Description: Faulty operation of DMA0 during scanning.
• Causes: • Main PCB

• Code: A6
• Description: Faulty operation of DMA1 during scanning.
• Causes:

• Code: A7
• Description: One-line feeding timeout.
• Causes:

• Code: A8
• Description: One-line scanning timeout.
• Causes:

• Code: AC
• Description: Less than 50% faulty of white level data.
• Causes: • Mirrors (Any stains or scratches?) • Cover glass (Any stains or scratches?) • Scanner frame ASSY • Main PCB

• Code: AD
• Description: 1st-bin's or 2nd-bin's front cover opened.
• Causes: • 1st bin cover sensor • 2nd bin cover sensor • Main PCB

• Code: E4
• Description: Out of recording paper.
• Causes: • 1st bin • 2nd bin • Paper width sensor actuator • 1st-bin registration sensor actuator • 2nd-bin registration sensor actuator • Document feed roller • Drive gear unit • Main PCB

• Code: E6
• Description: Write error in EPROM
• Causes: • Main PCB