Brother 1660E Service Manual page 54

(3) Remove the PCB holder by loosening PCB holder fixing screws, 2 centronics connector
screws and 2 RS-232C connector screws.
Screws
(4) Remove the switch flat cable 21P and the feed flat cable 20P.
(5) Remove the fan harness 3P, the fuser harness 4P, the SCN harness 4P, the SCN flat cable 6P,
the DC motor harness 4P, the HV harness 16P and the LV harness 8P.
Fan harness 3P
Fuser harness 4P
SCN flat cable 6P
(6) Remove the main PCB assy.
7 screws
Main PCB assy
PCB holder
Figure 4.12
DC motor harness 4P
SCN harness 4P
Feed flat cable 20P
Figure 4.13
Figure 4.14
IV - 7
HV harness 16P
LV harness 8P
Switch flat cable 21P