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C8401 (bizhub 750i)

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Contents

Trouble typeC8401: Data flash failure
RankC
Trouble detection conditionCan not access data flash normally.
Trouble isolationDF
Relevant electrical partsDF control board (DFCB)

Procedure

  1. Turn OFF the main power switch, unplug and plug the power cord. Plug the power cord, wait for 10 sec. or more, and turn ON the main power switch.
  2. Check the connectors of the DFCB for proper connection and correct as necessary.
  3. Rewrite the firmware.
  4. Replace DFCB. (Part# AAMPH00105)

(Link to the Field Service Manual)

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