CC159 (bizhub C650i/C550i/C450i)
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Contents
| Trouble type | CC159: ROM contents error upon startup (DSC1) | 
| Rank | C | 
| Trouble detection condition | A fault is detected in a sequence of ROM contents check of the DSC board during starting. | 
| Trouble isolation | – | 
| Relevant electrical parts | DSC board/1 (DSCB/1; SC-509) | 
Procedure
- Correct the harness connection of DSCB/1 if faulty.
 - 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.
 - Rewrite the firmware.
 - Replace DSCB/1. (Part# AA2JH02900)
 
L.3.18.5 (Link to the Field Service Manual)
