CD211, CD212 (C4751i)

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ByEric Ditges
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Contents

Trouble typeCD211: PCI-SDRAM DMA operation failureCD212: Compression/extraction timeout detection
RankC
Trouble detection conditionCD211: Hardware related to the transfer of memory image of the CPU board (CPUB) fails to respond.CD212: Hardware related to the BTC compression function of the CPU board (CPUB) fails to respond.
Trouble isolation–
Relevant electrical partsCPU board (CPUB)Base board (BASEB)

Procedure

  1. Check CPUB for proper installation and correct as necessary.
  2. Replace CPUB.
  3. Replace BASEB.

(Link to the Field Service Manual)