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CD704 (bizhub 950i/850i)

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Trouble typeCD704: Finisher Flash ROM device error (When FS-539, FS-539SD, FS-540, or FS-540SD is installed)
RankC
Trouble detection conditionAn erase error or other device fault occurs during the finisher flash ROM writing.
Trouble isolation
Relevant electrical partsFS 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 FSCB. (FS-539/FS-539SD / FS-540/FS-540SD)

(Link to the Field Service Manual)

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