Field Service Ver. 1.0 May 2006
14. Service call message
193
magicolor 7450
T
roubleshooting
14.3.4
001A: Color Developing Motor’s failure to turn
14.3.5
001B: Color Developing Motor’s turning at abnormal timing
14.3.6
0040: Suction Fan Motor’s failure to turn
Relevant Electrical Parts
Color Developing Motor (M3)
DC Power Supply (PU1)
Mechanical Control Board (PWB-M)
Step
Action
WIRING DIAGRAM
Control Signal
Location (Electri-
cal Component)
1
Check the connector of motor for proper
connection and correct as necessary.
—
—
2
Check the connector of motor for proper
drive coupling and correct as necessary.
—
—
3
Check the PU1 connector for proper
connection and correct as necessary.
—
—
4
Check the PWB-M connector for proper
connection and correct as necessary.
—
—
5
M3 operation check
PWB-M CNDM2-5 (REM)
PWB-M CNDM2-8 (LOCK)
C-22
6
Change PU1
—
—
7
Change PWB-M
—
—
Relevant Electrical Parts
Color Developing Motor (M3)
DC Power Supply (PU1)
Mechanical Control Board (PWB-M)
Step
Action
WIRING DIAGRAM
Control Signal
Location (Electri-
cal Component)
1
M3 operation check
PWB-M CNDM2-5 (REM)
PWB-M CNDM2-8 (LOCK)
C-22
2
Change PU1
—
—
3
Change PWB-M
—
—
Relevant Electrical Parts
Mechanical Control Board (PWB-M)
Right Door Assy
Step
Action
WIRING DIAGRAM
Control Signal
Location (Electri-
cal Component)
1
Check the connector of motor for proper
connection and correct as necessary.
—
—
2
Change the Right Door Assy
—
—
3
Change PWB-M
—
—
Summary of Contents for magicolor 7450
Page 1: ...SERVICE MANUAL 2006 05 2006 05 Ver 1 0 Ver 1 0 FIELD SERVICE magicolor 7450 magicolor 7450 ...
Page 3: ...ii Blank Page ...
Page 26: ...SERVICE MANUAL 2006 05 Ver 1 0 FIELD SERVICE Main Unit magicolor 7450 magicolor 7450 ...
Page 43: ...2 Product specifications Field Service Ver 1 0 May 2006 6 magicolor 7450 General Blank Page ...
Page 288: ...SERVICE MANUAL 2006 05 Ver 1 0 FIELD SERVICE Lower Feeder Unit ...
Page 317: ...3 Other Field Service Ver 1 0 May 2006 26 Lower Feeder Unit Maintenance Blank Page ...
Page 328: ...SERVICE MANUAL 2006 05 Ver 1 0 FIELD SERVICE Duplex Option ...
Page 333: ...1 Product specifications Field Service Ver 1 0 May 2006 2 Duplex Option General Blank Page ...
Page 345: ...6 Jam Display Field Service Ver 1 0 May 2006 14 Duplex Option Troubleshooting Blank Page ...