• Code: F1-27
• Description: Tapping transport motor trouble. Tapping transport motor abnormality in the finisher staple compiler
• 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 tapping transport motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.

• Code: F1-28
• Description: Tapping drive motor trouble. Tapping 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 tapping drive motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.

• Code: F1-30
• Description: Communication trouble between peripheral devices (saddle unitdetection). Communication abnormality between the units connected to the lower stream of the saddle unit. No response is made to a command send from the saddle unit.
• Causes: Communication line noises, control PWB trouble, connection trouble, connection harness breakage.
• Remedy: Turn OFF /ON the power. Check the connection of the connector with the lower stream machine of the saddle unit. Replace the control PWB of the lower stream machine of the saddle unit.

• Code: F1-31
• Description: Folding plate motor trouble. Folding plate drive motor abnormality for folding 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 folding plate motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.

• Code: F1-33
• Description: Punch shift motor trouble. Abnormality of the punch shift motor for resist shifting of the punch unit in the finisher
• 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 punch shift motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.

• Code: F1-34
• Description: Punch motor trouble. Abnormality of the punch staple drive motor of the punch unit in the finisher
• 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 punch motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.

• Code: F1-35
• Description: Horizontal resist detection motor trouble. Abnormality of the paper sensor shift motor for punch positioning of the punch unit in the finisher
• 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 horizontal resist detection motor. Check connection from the control PWB to the motor. Replace the control PWB and the sensor part.

• Code: F1-43
• Description: Saddle jogger motor trouble. Jogger shift motor abnormality in the stapler compiler of the saddle unit.
• Causes: Motor lock, control PWB trouble, home position sensor breakdown, connection harness / connector connection trouble.
• Remedy: Use Sim. 3-21 to check the operation of the saddle jogger motor. Check connection from the control PWB to the motor, and turn OFF/ON the power. Replace the control PWB and the sensor part.