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CC159 (958/808)

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Trouble typeCC159: ROM contents error upon startup (DSC1)
RankC
Trouble detection conditionA fault is detected in a sequence of ROM contents check of the DSC board during starting.
Trouble isolation–
Relevant electrical partsDSC board/1 (DSCB/1; SC-508)DSC board/2 (DSCB/2; SC-508)

Procedure

  1. Check DSCB/1 or DSCB/2 connector for proper connection and correct as necessary.
  2. Turn OFF the main power switch, disconnect and then connect the power cord. Wait for 10 sec. or more after connect the power cord, and turn ON the main power switch.
  3. Rewrite the firmware.
  4. Replace DSCB/1 or DSCB/2. (SC-508 not available in US)

Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.

K.3.16.5. (Link to the Field Service Manual)

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