• 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: • CIS unit • Main PCB

• Code: B7
• Description: A/D voltage regulation error (Exceeding the upper limit).
• Causes: • CIS unit • Main PCB

• Code: B8
• Description: A/D voltage regulation error (Dropping below the lowerlimit).
• Causes:

• Code: B9
• Description: Light emission intensity error of the LED array (Exceedingthe upper limit).
• Causes: • CIS unit • Main PCB

• Code: BB
• Description: White level data value too low.
• Causes:

• Code: BD
• Description: Black level data value too high.
• Causes: