Code: 01H

• Description:ADF PID excess speed
• Causes:• ADF Encoder failure (contaminated/detached scale, Encoder Board failure) • Motor driver failure (Main Board failure)

Code: 02H

• Description:ADF PID reverse
• Causes:• ADF Encoder failure (contaminated/detached scale, Encoder Board failure) • Paper jam

Code: 03H

• Description:ADF PID lock
• Causes:• ADF Encoder failure (contaminated/detached scale, Encoder Board failure) • ADF Motor failure • Paper jam • Cable disconnection

Code: 05H

• Description:ADF PID excess load
• Causes:• ADF Encoder failure (contaminated/detached scale, Encoder Board failure) • ADF Motor failure • Paper jam • Cable disconnection

• Description:ADF PID driving time
• Causes:• Main Board failure

Code: 10H

• Description:HP detection failure
• Causes:• CIS Unit failure • Scanner Housing failure • Main Board failure

Code: 11H

• Description:Contact detection distance exceeded
• Causes:• CIS Unit failure • Scanner Housing failure (Including wrong attachment of the origin mark) • Main Board failure • FFC for CIS failure / FFC for CIS connection failure • Motor failure

Code: 20H

• Description:LED light failure
• Causes:• CIS Unit failure • Main Board failure