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C6912 (bizhub C650i/C550i/C450i)
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Contents
| Trouble type | C6912: DSC board bus check NG2-1 (When SC-509 is installed) |
| Rank | C |
| Trouble detection condition | When DSC bus check (back side) detects an error. |
| Trouble isolation | – |
| Relevant electrical parts | -DSC board/1 (DSCB/1; SC-509) -CPU board (CPUB) |
Procedure
- Check the connector between DSCB/1 CN1-CPUB CN9 for proper connection and correct as necessary.
- Replace DSCB/1. (Part# AA2JH02900)
- Replace CPUB. (C650i Part# AA7NH02P03 / C550i Part# AA7PH02P01 / C450i Part# AA7RH02P02)
L.3.13.11 (Link to the Field Service Manual)