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CC163 (bizhub 287/227)

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Trouble typeCC163: ROM contents error (PRT)
RankC
Trouble detection conditionThe wrong model of firmware is detected in the engine during the initial connection to the engine is being checked.
Trouble isolation–
Relevant electrical parts-Backup board (ERB)
-MFP board (MFPB)

 Procedure

  1. Rewrite the firmware.
  2. Replace MFPB. (Part# A7AHH0201D)
  3. 1. Turn OFF the main power switch and replace the current MFPB with a new one.
  4. 2. Update the firmware.
  5. 3. After completing the firmware update, turn OFF and ON the main power switch and check to see that warm-up is started.
  6. 4. When the trouble cannot be solved, reinstall the removed MFPB to the original board.
  7. NOTE
    • When taking the above steps, check whether MFPB is defective or not without replacing the ERB.
  8. Replace ERB. (Part# A7AHH00C00)
  9. If the above actions do not solve the problem, contact KM.

K.3.17.6 (Link to the Field Service Manual)

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