• Code: 760
• Description: Finisher punch motor error (D038/D041)
  The punch HP sensor is not activated within the specified time after the punch motor turned on. The 1st detection failure issues a jam error, and the 2nd failure issues this SC code.
• Causes: • Punch HP sensor disconnected, defective • Punch motor disconnected or defective • Punch motor overload due to obstruction
• Remedy: 1. Check the connections and cables for the punch motor and HP sensor. 2. Check for blockages in the punch motor mechanism. 3. Replace the punch slider unit. 4. Replace the punch unit. 5. Replace the finisher main board.

• Code: 763
• Description: Punch registration motor error (D038/D041)
  The punch unit moves but is not detected at the home position within the specified time. The 1st detection failure issues a jam error, and the 2nd failure issues this SC code.
• Causes: • Motor harness disconnected, loose, defective • Defective registration motor
• Remedy: 1. Check the connections to the punch registration motor. 2. Replace the punch unit slider. 3. Replace the punch unit.

• Code: 787
• Description: Paper edge detection sensor error (D038/D041)
  The machine does not detect correct voltage from the paper edge detection sensor.
• Causes: • Defective connector • Defective paper edge detection sensor. • Defective DA or AD converter.
• Remedy: 1. Replace the punch slider unit. 2. Replace the punch unit.

• Code: 788
• Description: Paper size sensor error without side tray (D038/D041)
  The machine does not detect correct voltage from the paper size sensors.
• Causes: • Defective connector • Defective paper size sensors • Defective DA or AD converter.
• Remedy: 1. Replace the punch slider unit. 2. Replace the punch unit.

• Code: 789
• Description: Paper size sensor error with side tray (D038/D041)
  The machine does not detect correct voltage from the paper size sensors.
• Causes: • Defective connector • Defective paper size sensors • Defective DA or AD converter.
• Remedy: 1. Replace the punch slider unit. 2. Replace the punch unit.

• Code: 790
• Description: Front jogger motor error without side tray (D038/D041)
  The machine does not detect a correct signal from the front jogger fence HP sensor at power-on. The 1st detection failure issues a jam error, and the 2nd failure issues this SC code.
• Causes: • Defective front jogger motor • Loosen connection • Motor overload • Defective front jogger fence HP sensor
• Remedy: 1. Replace the front jogger fence HP sensor. 2. Replace the front jogger motor.

• Code: 791
• Description: Rear jogger motor error without side tray (D038/D041)
  The machine does not detect a correct signal from the rear jogger fence HP sensor at power-on. The 1st detection failure issues a jam error, and the 2nd failure issues this SC code.
• Causes: • Defective rear jogger motor • Loosen connection • Motor overload • Defective rear jogger fence HP sensor
• Remedy: 1. Replace the rear jogger fence HP sensor. 2. Replace the rear jogger motor.

• Code: 792
• Description: Pick-up roller contact motor error without side tray (D038/D041)
  The machine does not detect a correct signal from the pick-up roller HP sensor at power-on. The 1st detection failure issues a jam error, and the 2nd failure issues this SC code.
• Causes: • Defective pick-up roller contact motor • Loosen connection • Motor overload • Defective pick-up roller HP sensor
• Remedy: 1. Replace the pick-up contact motor. 2. Replace the pick-up roller HP sensor.