1. Pull out the PCDU. (PCDU Removal)
  2. Remove the drum cleaning unit (Drum Cleaning Unit)
  3. Remove the drum (Drum)
  4. The QL (Quenching Lamp) lies on the right bottom edge of the PCDU frame.
  5. Disconnect the QL at:
    [A] Front (x1)
    [B] Rear (x1)
  6. Disconnect the QL at the rear, and then remove it (x1).
  7. Lay the QL on a flat clean surface.