P-6: Drum/Development Unit (C) Failure; P-7: Drum/Development Unit (M) Failure; P-8: Drum/Development Unit (Y) Failure; P-9: Drum/Development Unit (K) Failure - Konica Minolta bizhub C360 Service Manual

18. MALFUNCTION CODE
18.3.5

P-6: Drum/Development unit (C) failure

18.3.6

P-7: Drum/Development unit (M) failure

18.3.7

P-8: Drum/Development unit (Y) failure

18.3.8

P-9: Drum/Development unit (K) failure

Drum unit/Y,M,C,K
Developing unit/Y,M,C,K
IDC registration sensor/MK (IDCS/MK)
IDC registration sensor/YC (IDCS/YC)
IDC registration sensor shutter solenoid (SD2)
Step
Select [Imaging Process Adjustment] → [Max Image Density Adj] and, if the setting value is
2.1 1
negative, readjust.
2 Check the drive transmission portion of the drum/developing unit and correct as necessary.
3 Clean the IDC/registration sensor/MK (IDCS/MK) or IDC/registration sensor/YC (IDCS/YC) win-
dow if dirty.
4 Clean the contact of the drum/developing unit connector if dirty.
5 Check the HV connector for proper connection and correct as necessary.
6 SD2 operation check.
7 Change drum unit.
8 Change developing unit.
9 Change the transfer belt unit.
10 Change HV.
11 PRCB ICP14 conduction check.
12 Change PRCB.
574
2.1
Field Service Ver. 2.1 Feb. 2012
Relevant parts
Printer control board (PRCB)
High voltage unit (HV)
Transfer belt unit
Action