Code :

Code: E7-23
Description: Finisher Staple Motor
Causes: 1. Stapler Unit connector is disconnected. 2. Stapler Unit is defective. 3. Stapler Home Position Sensor is defective. 4. Stapler Cover Micro-SW is defective. 5. Saddle Unit Micro-SW is defective. 6. Large Gear Solenoid is defective. 7. Large Gear Solenoid connector is disconnected. 8. Paper Feed Motor connector is disconnected. 9. Staple Motor is jammed with a staple.

Code: E7-24
Description: Finisher Staple Shift Motor
Causes: 1. Stapler Unit connector is disconnected. 2. Stapler Unit is defective. 3. Stapler Home Position Sensor is defective. 4. Stapler Cover Micro-SW is defective. 5. Saddle Unit Micro-SW is defective. 6. Large Gear Solenoid is defective. 7. Large Gear Solenoid connector is disconnected. 8. Paper Feed Motor connector is disconnected. 9. Staple Motor is jammed with a staple.

Code: E7-27
Description: Finisher Tray Lift Motor
Causes: 1. Stack Tray Paper Height detection Sensor or Paper Hold Lever detection Sensor is defective, or the connector is disconnected. 2. Lift Motor is defective. 3. Lift Motor connector is disconnected. 4. PCB is defective. 5. Lift Drive Gear is defective

Code: E7-28
Description: Finisher Punch Motor
Causes: Finisher Punch Home Position Sensor does not turn Off/On within a predetermined time.

Code: E7-29
Description: Finisher Punch Shift Motor
Causes: Finisher Side Registration Home Position Sensor does not turn Off/On within a predetermined time.

Code: E7-51
Description: Finisher Delivery Motor
Causes: 1. Delivery Belt Home Position Sensor is defective. 2. Wiring between the Finisher Controller PCB and the delivery motor is abnormal. 3. Stack Delivery Roller is abnormal. 4. Delivery Motor is defective. 5. PCB is defective.

Code: E7-52
Description: Finisher Paddle Motor
Causes: 1. Paddle Home Position Sensor is defective. 2. Swing Guide Home Position Sensor is defective. 3. Wiring between the Finisher Controller PCB, and the Paddle Motor is abnormal. 4. Paddle, Swing Guide Assembly is abnormal. Try turning the Paddle Motor clockwise and counterclockwise by hand. Is there mechanical tapping in the rotation of the Paddle or the up/down movement of the swing guide? Correct the mechanical mechanism. 5. Finisher Controller PCB is defective.

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