Before Replacing the Toner Transport Section

Before replacing the toner transport section (the toner sub-hopper), reset the PM counter and execute the forced toner supply.

  1. Turn the power ON.
  2. Enter the SP mode.
  3. Set the following SPs (Manual New Unit Set) to “1” depending upon the color of the replaced unit to reset the PM counter.
    • SP3-701-220 (Manual New Unit Set: Toner Sub Hopper:Bk)
    • SP3-701-221 (Manual New Unit Set: Toner Sub Hopper:C)
    • SP3-701-222 (Manual New Unit Set: Toner Sub Hopper:M)
    • SP3-701-223 (Manual New Unit Set: Toner Sub Hopper:Y)
  4. Set the following SPs (Toner supply flag) to “1” depending upon the color of the replaced unit.
    • SP3-510-031 (Image Quality Adj.: Exec Flag Init Toner Replenishment: Bk)
    • SP3-510-032 (Image Quality Adj.: Exec Flag Init Toner Replenishment: C)
    • SP3-510-033 (Image Quality Adj.: Exec Flag Init Toner Replenishment: M)
    • SP3-510-034 (Image Quality Adj.: Exec Flag Init Toner Replenishment: Y)
  5. Exit from the SP mode.
  6. Turn the power OFF.
Replacing the Toner Transport Section

  1. Remove the toner supply motors (All colors). (Toner Supply Motors)

    • After removing the toner supply motor, secure four screws [A] on the toner transport section to prevent toner from flying off.

  2. Remove the toner bottles (all colors).
  3. Remove the PCDU (all colors). (PCDU (Photo Conductor and Development Unit))

  4. Remove the toner supply unit. ( × 8)

    • Pull out the toner supply unit upward at an angle.

  5. Remove the toner transport section [A]. ( × 1)