• Code: F1-15
• Description: Finisher paper exit tray lift operation trouble
• Causes: Paper exit tray lift motor trouble. Finisher control PWB trouble.
• Remedy: Use SIM3-3 to check the operation of the paper exit tray lift motor. Replace the finisher control PWB. Replace the paper exit tray lift motor.

• Code: F1-19
• Description: Finisher alignment operation trouble F
• Causes: Finisher paper alignment motor lock. Motor speed abnormality. Over-current to the motor. Finisher control PWB trouble.
• Remedy: Use SIM3-3 to check the operation of the paper alignment motor F. Replace the finisher control PWB. Replace the paper alignment motor F.

• Code: F1-20
• Description: Finisher alignment operation trouble R
• Causes: Finisher paper alignment motor lock. Motor speed abnormality. Over-current to the motor. Finisher control PWB trouble.
• Remedy: Use SIM3-3 to check the operation of the paper alignment motor R. Replace the finisher control PWB. Replace the paper alignment motor R.

• Code: F1-21
• Description: Finisher fan trouble
• Causes: Finisher fan motor trouble. Finisher control PWB trouble. Harness and connector connection trouble.
• Remedy: Use SIM3-3 to check the operation of the fan motor. Check connection between the finisher control PWB and the fan. Replace the fan. Replace the finisher control PWB.

• Code: F1-22
• Description: Finisher assist motor trouble
• Causes: Motor harness short/open trouble. Control PWB trouble. Connection harness/connector connection trouble
• Remedy: Check the operation of the rear edge assist motor with SIM3-3. Check connection from the control PWB to the motor. Replace the control PWB.

• Code: F1-23
• Description: Finisher shutter trouble
• Causes: Motor lock trouble. Control PWB trouble, home position sensor trouble. Connection harness/connector connection trouble.
• Remedy: Check the operation of the rear edge assist motor with SIM3-3. Check connection from the control PWB to the motor. Replace the control PWB.

• Code: F1-30
• Description: Finisher - saddle unit communication trouble
• Causes: Connector and harness connection trouble. Finisher control PWB trouble.
• Remedy: Check connection of the connector and the harness. Turn OFF/ON the power. Replace the finisher control PWB.

• Code: F1-31
• Description: Saddle paper folding trouble
• Causes: Motor lock trouble. Control PWB trouble, home position sensor trouble. Connection harness/connector connection trouble.
• Remedy: Check the operation of the saddle motor with SIM3-3. Check connection from the control PWB to the motor. Replace the control PWB. Replace the sensor.