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C5610 (bizhub 950i/850i)
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Contents
| Trouble type | C5610: PH LD drive communication error |
| Rank | C |
| Trouble detection condition | LD drive write data and read data disagree with each other predetermined number of consecutive times. |
| Trouble isolation | – |
| Relevant electrical parts | – PH unit – PH relay board (PHRYB) – CPU board (CPUB) – Base board (BASEB) |
Procedure
- Reboot the machine.
- Check the connector between the PH unit-PHRYB CN8 for proper connection and correct as necessary.
- Check the connector between PHRYB CN1-BASEB CN6E for proper connection and correct as necessary.
- Check CPUB for proper installation and correct as necessary.
- Replace the PH unit.
- Replace PHRYB.
- Replace CPUB.
- Replace BASEB.