Konica Minolta Magicolor 5440 DL - Manual (Page 206)

Main Unit Field Service Malfunction code
4-19
IV
T
roub
lshoo
t
in
g
2.4.8 0060H: Fusing Motor malfunction
2.4.9 0094H: 2nd image transfer pressure/retraction failure
Relevant Electrical Parts
Fusing Motor (M4) Mechanical Control Board (PWB-A)
Step Action
WIRING DIAGRAM
Control Signal
Location
(Electrical
Component)
1
Check the M4 connector for proper connection
and correct as necessary.
- -
2
Check the Fusing Unit driving mechanism for
possible overload and correct as necessary.
- -
3
Check the PWB-A connector for proper connec-
tion and correct as necessary.
- -
4
M4 operation check PWB-A PJ19A-8 (LOCK)
PWB-A PJ19A-5 (REM)
2-B ∼C
5 Change PWB-A. - -
Relevant Electrical Parts
Retraction Position Sensor/2nd Image Transfer
(PC10)
Pressure/Retraction Clutch/2nd Image Transfer
(CL5)
Intermediate Transport Motor (M3) Mechanical Control Board (PWB-A)
Step Action
WIRING DIAGRAM
Control Signal
Location
(Electrical
Component)
1
Check the M3 connector for proper connection
and correct as necessary.
- -
2
Check the CL5 connector for proper connection
and correct as necessary.
- -
3
Check M3 for proper drive coupling and correct
as necessary.
- -
4
Check CL5 for proper drive coupling and correct
as necessary.
- -
5
Check the PWB-A connector for proper connec-
tion and correct as necessary.
- -
6 PC10 sensor check PWB-A PJ10A-6 (ON) 7-A
7 CL5 operation check PWB-A PJ10A-8 (ON) 7-A
8
M3 operation check PWB-A PJ27A-8 (LOCK)
PWB-A PJ27A-5 (REM)
2-I
9 Change PWB-A. - -
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