Main Pcb Assy - Brother FAX-2840 Service Manual

9.36 Main PCB ASSY

(1) Turn the machine upside down, and put it as shown in the figure below.
(2) Disconnect the two flat cables and the five connectors.
(3) Remove the three taptite cup S M3x6 SR screws.
(4) Release the hook to remove the main PCB ASSY and the main PCB sheet.
Taptite cup S
M3x6 SR
Taptite cup S
M3x6 SR
Harness routing : Refer to
Main PCB sheet
Main PCB ASSY
Fig. 3-57
"1. Registration front/rear sensor PCB
Registration clutch ASSY",
and "9. Low voltage power supply PCB
Main PCB ASSY
Connector
(T1 clutch ASSY)
Connector
(Registration clutch
ASSY)
"5. Eject sensor PCB
ASSY".
3-67
Hook
Connector
(Internal temperature
thermistor)
Flat cable
(Main motor)
Connector
(Low voltage
power supply
harness ASSY)
Flat cable
(Eject sensor PCB ASSY)
ASSY", "4. T1 clutch ASSY,
ASSY", "6. Main motor"
Confidential