C4101: Polygon Motor Failure; C4721: Main Body G/A Communication Failure; C5102: Main Motor Failure - Konica Minolta bizhub 362 Service Manual

Field Service Ver. 1.0 Dec. 2008
18.3.22

C4101: Polygon Motor Failure

PH Unit (PH)
Step
Check the PH connector for proper connection, and
1
correct as necessary.
2 Change PH
3 Change PWB-A
18.3.23

C4721: Main Body G/A Communication Failure

Mechanical Control Board (PWB-A)
Step
Turn OFF the Main Power Switch, wait for 10 sec. or
1
more, and turn ON the Main Power Switch.
Check each control board and the PWB-A for proper
2
connection, and correct as necessary.
3 Change PWB-A
18.3.24

C5102: Main Motor Failure

Main Motor (M1)
Step
Check the M1 connector for proper connection, and
1
correct as necessary.
Check the M1 for proper drive coupling, and correct
2
as necessary.
Check the PWB-A connector for proper connection
3
and correct as necessary.
4 M1 operation check
5 Change PWB-A
6 Change PU1
Relevant Electrical Parts
MFBS Board (MFBS)
Action
Relevant Electrical Parts
Action
Relevant Electrical Parts
Mechanical Control Board (PWB-A)
Power Supply Unit (PU1)
Action
18. Malfunction code
WIRING DIAGRAM
Control Signal
-
-
-
WIRING DIAGRAM
Control Signal
-
-
-
WIRING DIAGRAM
Control Signal
-
-
-
PWB-A PJ28A-4 (REM)
-
-
Location
(Electrical
Component)
-
-
-
Location
(Electrical
Component)
-
-
-
Location
(Electrical
Component)
-
-
-
M-4
-
-
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