3LF
1-4-6
1-4-3 PWB
(1) Detaching and refitting the PF main PWB
Procedure
1. Remove the paper feeder from the printer.
2. Remove two screws and then remove the
top cover.
Figure 1-4-8
3. Remove two screws.
4. Remove the terminal of the ground wire.
5. Remove five connectors and then remove
the PF main PWB.
6. Check or replace the PF main PWB and refit
all the removed parts.
Figure 1-4-9
Top cover
Screw
Screw
PF main PWB
Screw
Ground wire
Terminal
Screw
Connector (YC5)
Connector
Connector
Connector
Connector
(YC4)
Ground wire