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C5372 (bizhub C4050i/C3350i)
Contents
Trouble type | C5372: MFP control board CPU temperature failure |
Rank | C |
Trouble detection condition | Temperature failure of CPU on the CPU board was detected. |
Trouble isolation | – |
Relevant electrical parts | • CPU cooling fan (FM3) • CPU board (CPUB) • Base board (BASEB) |
Procedure
- Check the connector between FM3-BASEB CN17 for proper connection and correct as necessary.
- Check the fan for possible overload and correct as necessary.
- Check CPUB for proper installation and correct as necessary.
- FM3 operation check
- Control signal: BASEB CN17-1 to 2
- Location of electrical component: 21-I
- Replace CPUB. ( A93EH01004 )
- BASEB ICP1 conduction check
- Replace BASEB. A93EH02007 )
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
(Link to the Field Service Manual) L.3.10.4.