Troubleshooting
DCController Diagram
DC Controller Diagram
4
TO FRONT OF PRINTER
VR301
I ‘– ––––––f
I
I
Psl
J301
1
I –––A;P; –––I
Clrcultry
I
~
FUIOI IOA (12~
m
~H
n .J-J
PS3
(PS301)
J*~~
SW301 [
J103
000
0
Figure 7-2 DC Controller PCA Components
J201
J202
J601
J103
J204
J206
J207
J401
J402
J403
Formatter Connector
J404
Laser/Scanner Connector
VR301
Main Motor Drive
SW301
Fusing Assy (Heating Element
SW201
and Thermoprotector)
Fusing Assy (Thermistor THI )
PSI
Pickup Solenoid SL2
PS2
Paper Feed Solenoid SL1
PS3
Primary Charge Roller PS4
Developer Roller
FU201
Transfer Roller
FU1OI
J202
[
Drum Ground
Leading Edge Adjustment
Engine Test Print Microswitch
Top Door /
Toner Cartridge Microswitch
Input Paper Sensor
Paper Out Sensor
Exit Paper Sensor
Winding Paper Sensor
DC Controller Power Supply Fuse
Fusing System Circuitry Fuse
—,
7-5
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