• Code: E592-8007
• Description: Horizontal Registration Sensor 3 error (External 2 Hole Puncher)
  The voltage of the light received is 2.5 V or less even when the light emitting duty of the Horizontal Registration Sensor 3 (LED3, PTR3) has been increased to 66% or more.
• Remedy: 1. The wiring between the LED PCB/Photosensor PCB and Punch Controller PCB is faulty. 2. The LED PCB and Photosensor PCB is faulty. 3. The Punch Controller PCB is faulty. 4. The Finisher Controller PCB is faulty

• Code: E592-8008
• Description: Horizontal Registration Sensor 3 error (External 2 Hole Puncher)
  The voltage of the light received is 2.0 V or more even when the light emitting duty of the Horizontal Registration Sensor 3 (LED3, PTR3) has been decreased to 0%.
• Remedy: 1. The LED PCB and Photosensor PCB is faulty. 2. The Punch Controller PCB is faulty. 3. The Finisher Controller PCB is faulty.

• Code: E592-8009
• Description: Horizontal Registration Sensor 4 error (External 2 Hole Puncher)
  The voltage of the light received is 2.5 V or less even when the light emitting duty of the Horizontal Registration Sensor 4 (LED4, PTR4) has been increased to 66% or more.
• Remedy: 1. The wiring between the LED PCB/Photosensor PCB and Punch Controller PCB is faulty. 2. The LED PCB and Photosensor PCB is faulty. 3. The Punch Controller PCB is faulty. 4. The Finisher Controller PCB is faulty.

• Code: E592-800A
• Description: Horizontal Registration Sensor 4 error (External 2 Hole Puncher)
  The voltage of the light received is 2.0 V or more even when the light emitting duty of the Horizontal Registration Sensor 4 (LED4, PTR4) has been decreased to 0%.
• Remedy: 1. The LED PCB and Photosensor PCB is faulty. 2. The Punch Controller PCB is faulty. 3. The Finisher Controller PCB is faulty.

• Code: E593-8001
• Description: Horizontal registration home position error (External 2 Hole Puncher)
  At time of Horizontal Registration Motor initialization, the punch slide unit does not leave the Horizontal Home Position Sensor even when it has been driven for 9 mm.
• Remedy: 1. The Horizontal Registration Home Position Sensor (PI61) is faulty. 2. The wiring between the Punch Controller PCB and Sensor is faulty. 3. The horizontal registration mechanism is faulty. 4. The Horizontal Registration Motor (M62) is faulty. 5. The Punch Controller PCB is faulty. 6. The Finisher Controller PCB is faulty.

• Code: E593-8002
• Description: Horizontal registration home position error (External 2 Hole Puncher)
  At time of Horizontal Registration Motor initialization, the punch slide unit does not return to the Horizontal Registration Home Position Sensor even when the unit has been driven for 37 mm.
• Remedy: 1. The Horizontal Registration Home Position Sensor (PI61) is faulty. 2. The wiring between the Punch Controller PCB and Sensor is faulty. 3. The horizontal registration mechanism is faulty. 4. The Horizontal Registration Motor (M62) is faulty. 5. The Punch Controller PCB is faulty. 6. The Finisher Controller PCB is faulty.

• Code: E5E1-0001
• Description: Tray Lift Motor of Paper Folding Unit failed to go through HP (Document Insertion Unit-L1)
  The Paper Feed Sensor (S3) did not turned ON when the Inserter paper feed tray moved up.
• Remedy: 1. Connector of the Tray Lift Motor (M2) is disconnected 2. Tray Lift Motor (M2) is faulty 3. Connector of the Paper Feed Sensor (S3) is disconnected 4. Paper Feed Sensor is faulty

• Code: E5E1-0002
• Description: Tray Lift Motor of Paper Folding Unit failed to return to HP (Document Insertion Unit-L1)
  During initialization or lowering of the Inserter paper feed tray, the Tray Lower Limit Sensor (S5) has not turned ON within the specified time.
• Remedy: 1. Connector of the Tray Lift Motor (M2) is disconnected 2. Tray Lift Motor (M2) is faulty 3. Connector of the Tray Lower Limit Sensor (S5) is disconnected 4. Tray Lower Limit Sensor (S5) is faulty