Field Service Ver. 1.0 May 2006
14. Service call message
195
magicolor 7450
T
roubleshooting
14.3.10
004C: Ozone Ventilation Fan Motor’s failure to turn
14.3.11
004E: Power Supply Cooling Fan Motor’s failure to turn
14.3.12
004F: Cooling Fan Motor 2’s failure to turn
Relevant Electrical Parts
Ozone Ventilation Fan Motor (M14)
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 fan for possible overload and
correct as necessary.
—
—
3
M14 operation check
PWB-M CNLP-9 (ON)
PWB-M CNLP-11 (LOCK)
C-11
4
Change PWB-M
—
—
Relevant Electrical Parts
Power Supply Cooling Fan Motor/1 (M8)
DC Power Supply (PU1)
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 fan for possible overload and
correct as necessary.
—
—
3
M8 operation check
PWB-M CNLV-2 (ON)
PWB-M CNLV-3 (LOCK)
C-27
4
Change PU1
—
—
Relevant Electrical Parts
Cooling Fan Motor/2 (M22)
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 fan for possible overload and
correct as necessary.
—
—
3
M22 operation check
PWB-M CNR2FAN-4 (ON)
PWB-M CNR2FAN-6 (LOCK)
L-22
4
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 ...