Field Service Ver. 1.0 May 2006
14. Service call message
201
magicolor 7450
T
roubleshooting
14.3.40
0F37: Abnormally high toner density detected Black TCR Sensor
14.3.41
0F3A: Cyan TCR Sensor adjustment failure
14.3.42
0F3B: Magenta TCR Sensor adjustment failure
14.3.43
0F3C: Yellow TCR Sensor adjustment failure
Relevant Electrical Parts
Imaging Unit /K
Mechanical Control Board (PWB-M)
Controller Board (PWB-P)
Step
Action
WIRING DIAGRAM
Control Signal
Location (Electri-
cal Component)
1
Correct the TCR connection on the
underside of the Imaging Unit if faulty.
—
—
2
Reinstall Imaging Unit
—
—
3
Change Imaging Unit
—
—
4
Change PWB-M
—
—
5
Change PWB-P
—
—
Relevant Electrical Parts
Imaging Unit /C
Imaging Unit /M
Imaging Unit /Y
Toner Supply Motor Y/M (M6)
Toner Supply Motor C/K (M7)
Mechanical Control Board (PWB-M)
Controller Board (PWB-P)
Step
Action
WIRING DIAGRAM
Control Signal
Location (Electri-
cal Component)
1
Clean the TCR Sensor window on the
underside of the Imaging Unit if dirty
—
—
2
M6, M7 operation check
PWB-M CNDM2-10 to 13 (M6)
PWB-M CNDM3-10 to 13 (M7)
C-22
C-23
3
Reinstall Imaging Unit
—
—
4
Change Imaging Unit
—
—
5
Change PWB-M
—
—
6
Change PWB-P
—
—
Содержание magicolor 7450
Страница 1: ...SERVICE MANUAL 2006 05 2006 05 Ver 1 0 Ver 1 0 FIELD SERVICE magicolor 7450 magicolor 7450 ...
Страница 3: ...ii Blank Page ...
Страница 26: ...SERVICE MANUAL 2006 05 Ver 1 0 FIELD SERVICE Main Unit magicolor 7450 magicolor 7450 ...
Страница 43: ...2 Product specifications Field Service Ver 1 0 May 2006 6 magicolor 7450 General Blank Page ...
Страница 288: ...SERVICE MANUAL 2006 05 Ver 1 0 FIELD SERVICE Lower Feeder Unit ...
Страница 293: ...1 Product specifications Field Service Ver 1 0 May 2006 2 Lower Feeder Unit General Blank Page ...
Страница 317: ...3 Other Field Service Ver 1 0 May 2006 26 Lower Feeder Unit Maintenance Blank Page ...
Страница 321: ...5 Sensor check Field Service Ver 1 0 May 2006 30 Lower Feeder Unit Adjustment Setting Blank Page ...
Страница 328: ...SERVICE MANUAL 2006 05 Ver 1 0 FIELD SERVICE Duplex Option ...
Страница 331: ...Duplex Option General Maintenance Adjustment Setting Troubleshooting Field Service Ver 1 0 May 2006 ii Blank Page ...
Страница 333: ...1 Product specifications Field Service Ver 1 0 May 2006 2 Duplex Option General Blank Page ...
Страница 345: ...6 Jam Display Field Service Ver 1 0 May 2006 14 Duplex Option Troubleshooting Blank Page ...