CFA1# (C4050i/C3350i)

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Contents

Trouble typeCFA1#: Abort code
RankC
Trouble detection condition–
Trouble isolation–
Relevant electrical partsCFA14, CFA17• CPU board (CPUB)
• Storage board (STRGB)

Procedure

  1. Turn OFF the main power switch and unplug the power cord. Connect the power cord after 15 sec. or more, and turn ON the main power switch.
  2. Check STRGB for proper installation and correct as necessary.
  3. Check CPUB for proper installation and correct as necessary.
  4. Rewrite the firmware.
  5. Execute [Service Mode] -> [State Confirmation] -> [Memory/Storage Adjustment] -> [Memory Check] -> [Rough Check], and check that no abnormalities. When “NG” is displayed, replace the appropriate memory or PWB.
    • WORK0: CPU board (CPUB) LPDDR4 main memory ChA
    • WORK1: CPU board (CPUB) LPDDR4 main memory ChB
  6. Execute [Service Mode] -> [State Confirmation] -> [Memory/Storage Adjustment] -> [Storage R/W Check], and check that no abnormalities. When “NG” is displayed, replace STRGB. (Part# AA2JM72700)
  7.  Replace CPUB.  (Part# A93EH01004)

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

L.3.19.1. (Link to the Field Service Manual)