Brother MFC640CW Service Manual page 97

CIS motor harness (4-pin)
ADF harness (10-pin)
Panel-main harness (9-pin, MFC640CW)
Center panel-main harness
(7) Press section "X" (shown on the previous page) on the left edge of the scanner cover outwards
to provide enough gap and pull out the panel-main harness (MFC640CW/DCP340CW) or
panel-center panel harness (MFC820CW) from the cable guide.
(8) Open the scanner cover at approx. 80° and pull it to the left and off the machine.
NOTE: When replacing the scanner cover, remove the ferrite core from the CIS motor harness
of the old scanner cover and set it to that of the new scanner cover. Wind the CIS motor
harness round the ferrite core by one turn.
Ferrite core
CIS motor harness
Panel-main harness
(MFC640CW/DCP340CW)
Panel-center panel harness
(MFC820CW)
CIS flat cable
Main PCB
(6-pin, DCP340CW)
(5-pin, MFC820CW)
Flat core
5 - 1 1
CIS flat cable (12-pin)
Scanner cover
(Scanner unit)
80
Confidential