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S-2 (bizhub C750i)
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Contents
| Malfunction type | CIS gain adjustment failure |
| Malfunction code | S-2 |
| Malfunction detection timing | It is detected that the CIS clamp gain adjustment value is faulty. |
| Relevant parts | -CIS module (CIS) -CPU board (CPUB) -Base board (BASEB) |
Procedure
- Correct the connector connection between CIS CN2-BASEB CN5 if faulty.
- Check CPUB for proper installation and correct as necessary.
- Check for possible extraneous light and correct as necessary.
- Wipe clean the back side scanning glass surface and shading sheet.
- Replace CIS. (Part# AAMPR70100)
- Replace CPUB. (Part# ACKNH02P03)
- Replace BASEB. (Part# ACKNH02101)