CC191 (bizhub 650i/550i/450i)

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Trouble typeCC191: Setting parameter load error (LDR)
RankC
Trouble detection conditionUpon startup, the processing of the loadable device driver setting data file failed.

-RAM disk file creation failed.
-Reading from the flash ROM failed.
-An error occurred in API of the authentication module.
Trouble isolation–
Relevant electrical parts-CPU board (CPUB)
-Base board (BASEB)

Procedure

  1. Turn OFF the main power switch, wait for 10 sec., then turn the switch ON.
  2. Check CPUB for proper installation and correct as necessary.
  3. Reinstall the loadable device driver.
  4. Rewrite the firmware.
  5. Replace CPUB.
    650i/550i (Part# AC74H02P03)
    450i (Part# AC76H02P02)
  6. Replace BASEB. (Part# AC74H02101)

(Link to the Field Service Manual)