C40A3 (bizhub C3320i)

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Trouble typeC40A3: Mechanical controller PF transmission timeout
RankC
Trouble detection conditionA CPU communication error is detected.
Trouble isolation–
Relevant electrical parts-CPU board (CPUB)
-Base board (BASEB)

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. Check CPUB for proper installation and correct as necessary.
  3. Rewrite the firmware.
  4. Replace CPUB. (Part# AAJRH01005)
  5. BASEB F15E and PTC2E conduction check
  6. Replace BASEB. (Part# A93EH02007)

L.3.9.2 (Link to the Field Service Manual)