Konica Minolta bizhub C353P Service Manual page 483

20. Malfunction code
20.5.20 C2558: Abnormally high toner density detected black TCR sensor
Imaging unit /K
Toner cartridge /K
Step
1 Reinstall imaging unit
2 Reinstall toner cartridge
3 Change imaging unit /K
4 Change PRCB
20.5.21 C2559: Cyan TCR sensor adjustment failure
20.5.22 C255A: Magenta TCR sensor adjustment failure
20.5.23 C255B: Yellow TCR sensor adjustment failure
Imaging unit /C
Imaging unit /M
Imaging unit /Y
Step
1 Reinstall imaging unit
2 Change imaging unit
3 Change PRCB
20.5.24 C255C: Black TCR sensor adjustment failure
Imaging unit /K
Step
1 Reinstall imaging unit /K
2 Change imaging unit /K
3 Change PRCB
438
Relevant parts
Action
Relevant parts
Action
Relevant parts
Action
Field Service Ver. 1.0 Oct. 2007
Printer control board (PRCB)
WIRING DIAGRAM
Control signal
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Printer control board (PRCB)
WIRING DIAGRAM
Control signal
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Printer control board (PRCB)
WIRING DIAGRAM
Control signal
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Location (Electri-
cal component)
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Location (Electri-
cal component)
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Location (Electri-
cal component)
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