C1003 (bizhub C650i/C550i/C450i)

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Trouble typePK communication error (Finisher detection) (When FS-540+PK-526 or FS-540SD+PK-526 is installed)
RankC
Trouble detection conditionWhen a communication error is detected between the FS control board (FSCB) and the punch control board (PKCB).
Trouble isolation–
Relevant electrical parts-Punch control board (PKCB)
-FS control board (FSCB)

Procedure

  1. Turn OFF the main power switch and unplug the power cord. Connect the power cord after 15 sec. or more, and turn ON the main power switch.
  2. Rewrite the firmware.
  3. Replace PKCB. (Part# A99KH00103)
  4. Replace FSCB. (Part# AAR5PPD401)

L.3.8.1 (Link to the Field Service Manual)