Field Service Ver. 1.0 May 2006
14. Service call message
199
magicolor 7450
T
roubleshooting
14.3.32
0960: Manual Tray Rise Descent Error
14.3.33
0F30: Abnormally low toner density detected Cyan TCR Sensor
14.3.34
0F32: Abnormally low toner density detected Magenta TCR Sensor
14.3.35
0F34: Abnormally low toner density detected Yellow TCR Sensor
Relevant Electrical Parts
Tray 1 Lift-Up Sensor (PC14)
Vertical Transport Motor (M2)
Control Board (PWB-Z)
Step
Action
WIRING DIAGRAM
Control Signal
Location (Electri-
cal Component)
1
Check the M2 connector for proper connec-
tion and correct as necessary.
—
—
2
Check the connector of M2 for proper drive
coupling and correct as necessary.
—
—
3
PC14 I/O check, Sensor check
PWB-M CNTRY1-10 (ON)
C-10
4
M2 operation check
PWB-Z PJ5Z PC-5 to 8
Q-22
5
Change PWB-Z
—
—
Relevant Electrical Parts
Imaging Unit /C
Imaging Unit /M
Imaging Unit /Y
Toner Supply Motor C/K (M6)
Toner Supply Motor Y/M (M7)
Mechanical Control Board (PWB-M)
Controller Board (PWB-P)
Step
Action
WIRING DIAGRAM
Control Signal
Location (Electri-
cal Component)
1
Perform image troubleshooting procedure if
image density is low.
—
—
2
Clean the TCR Sensor window on the
underside of the Imaging Unit if dirty
—
—
3
M6, M7 operation check
PWB-M CNDM2-10 to 13 (M6)
PWB-M CNDM3-10 to 13 (M7)
C-22
C-23
4
Reinstall Imaging Unit
—
—
5
Change Imaging Unit
—
—
6
Change PWB-M
—
—
7
Change PWB-P.
—
—
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 ...