• Before replacing the OPC drum, set SP3-701-021 to “1” and turn off the main power switch.
  • If you have to turn the power on again before replacing the part, execute the SP again before replacing the part.
  • After replacing the OPC drum, turn on the main power on.

  1. Remove the PCU. (PCU/Development Unit)
  2. Remove the stopper [A] for the PCU.
  3. Pull out the OPC drum [A].