0018: K Developing Motor Malfunction; Color Developing Motor Malfunction - Konica Minolta bizhub c20 Service Manual

18. Malfunction code
18.3.3

0018: K developing motor malfunction

K developing motor (M5)
Step
Check the M5 connector for proper connec-
1
tion and correct as necessary.
Check M5 for proper drive coupling and
2
correct as necessary.
Check the PRCB connector for proper con-
3
nection and correct as necessary.
4 M5 operation check
5 Change M5.
6 Change PRCB.
7 Change DCPU.
18.3.4 001B: Color developing motor malfunction
Color developing motor (M1)
Driving unit
Step
Check the color developing motor connec-
1 tor for proper connection and correct as
necessary.
Check the PRCB connector for proper con-
2
nection and correct as necessary.
3 M1 operation check
4 Change driving unit.
5 Change PRCB.
6 Change DCPU.
336
Relevant electrical parts
Action
Relevant electrical parts
Action
Field Service Ver. 1.0 Sep. 2008
Print control board (PRCB)
DC power supply (DCPU)
WIRING DIAGRAM
Control signal
⎯
⎯
⎯
PRCB PJ8-8 to 14
⎯
⎯
⎯
Print control board (PRCB)
DC power supply (DCPU)
WIRING DIAGRAM
Control signal
⎯
⎯
PRCB PJ8-1 to 7
⎯
⎯
⎯
Location (electri-
cal component)
⎯
⎯
⎯
L-5
⎯
⎯
⎯
Location (electri-
cal component)
⎯
⎯
L-5
⎯
⎯
⎯