• Code: F1-18
• Description: Holding motor trouble. Paper holding arm drive motor abnormality in the finisher staple compiler.
• Causes: Motor lock, motor harness short / open, control PWB trouble, home position sensor trouble, connection harness/connector connection trouble.
• Remedy: Use Sim. 3-3 to check the operation of the holding motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.

• Code: F1-19
• Description: Holding front motor trouble. Paper holding front arm drive motor abnormality in the finisher staple compiler.
• Causes: Motor lock, motor harness short / open, control PWB trouble, home position sensor trouble, connection harness/connector connection trouble.
• Remedy: Use Sim. 3-3 to check the operation of the holding front motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.

• Code: F1-20
• Description: Holding rear motor trouble. Paper holding rear arm drive motor abnormality in the finisher staple compiler.
• Causes: Motor lock, motor harness short/open, control PWB trouble, home position sensor trouble, connection harness/connector connection trouble.
• Remedy: Use Sim. 3-3 to check the operation of the holding rear motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.

• Code: F1-22
• Description: Proof paper exit motor trouble. Finisher proof paper exit section transport motor abnormality
• Causes: Motor harness short/open, control PWB trouble, connection harness/connector trouble.
• Remedy: Use Sim. 3-3 to check the operation of the proof paper exit motor. Check connection from the control PWB to the motor. Replace the control PWB.

• Code: F1-23
• Description: Bundle branch open / close motor trouble. Bundle branch open/close motor abnormality in the saddle section
• Causes: Motor lock, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
• Remedy: Use Sim. 3-3 or Sim. 3-21 to check the operation of the bundle brunch open / close motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.

• Code: F1-24
• Description: Pre-stack select motor trouble. Finisher pre-stack section transport path select motor abnormality
• Causes: Motor lock, motor harness short/open, control PWB trouble, home position sensor trouble, connection harness/connector connection trouble.
• Remedy: Use Sim. 3-3 to check the operation of the pre-stack select motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.

• Code: F1-25
• Description: Pre-stack transport motor trouble. Finisher pre-stack section transport path select motor abnormality
• Causes: Motor lock, motor harness short/open, control PWB trouble, connection harness/connector connection trouble.
• Remedy: Use Sim. 3-3 to check the operation of the pre-stack transport motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.

• Code: F1-26
• Description: Pre-stack pawl release motor trouble. Finisher pre-stack section lead edge alignment pawl drive motor abnormality
• Causes: Motor lock, motor harness short/open, control PWB trouble, home position sensor trouble, connection harness/connector connection trouble.
• Remedy: Use Sim. 3-3 to check the operation of the pre-stack pawl release motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.