5
VR202
J206
J203
J204 J205
61 1
8
1
17
1
2
1
3
1
J202
J201
13
1
3
J212
CP202
16
TB201
CP201
J211
4
1
10 1
J210
3
1
J209
4
1
3
1
25
26
J213
J208
J207
Figure 7-16 DC Controller PCA Layout—LaserJet 4/4M
Number Part
J201 Paper Control PCA
J205 Scanner/Beam Detect
J206
Laser Drive PCA
J207
Formatter PCA
J208 Deliver/Exit Sensor PS3
J210 Interconnect PCA
J209
Cooling Fan
J211
Main Motor
J212 Power Supply/Fuser Drive
VR202 Registration Adjustment
TB201
DC Voltages (from Power Supply)
Table 7-36
7-64 Troubleshooting