C5610 (C4751i)

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ByEric Ditges
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Contents

Trouble typeC5610: PH LD drive communication error
RankC
Trouble detection conditionLD drive write data and read data disagree with each other a predetermined number of consecutive times.Different PH unit is installed.
Trouble isolation–
Relevant electrical partsPH unitCPU board (CPUB)Base board (BASEB)

Procedure

  1. Reboot the machine.
  2. Check the connector between the PH unit-BASEB CN60 for proper connection and correct as necessary.
  3. Check CPUB for proper installation and correct as necessary.
  4. Replace the PH unit.
  5. Replace CPUB.
  6. Replace BASEB.

(Link to the Field Service Manual)