8. Remove four screws and then remove
the main PWB.
9. Check or replace the main PWB, and
refit all the removed parts.
(2) Detaching and refitting the high voltage PWB, power source PWB and
FAX PWB (4 in 1 model only)
Procedure
1. Remove the main PWB unit (see page
1-5-18).
2. Remove the right cover (see page 1-5-
5).
3. Remove four screws and then remove
the control unit.
Main PWB
Screw
Screw
Screw
Controller
unit
Screws
1-5-21
2M4/2M5/2M6/2M7
Screw
Figure 1-5-31
Figure 1-5-32
Screws