Modem Pcb Assy - Brother FAX-2840 Service Manual

9.24 Modem PCB ASSY

(1) Remove the two screw pan (S/P washer) M3.5x6 screws. And release the modem earth
harness R from the securing fixtures to remove it from the machine.
(2) Remove the screw pan (S/P washer) M3.5x6 screw. And release the modem earth
harness L from the securing fixtures to remove it from the machine.
(3) Disconnect the modem PCB flat cable from the main PCB ASSY, and then disconnect it
from the core of the machine.
(4) Remove the two taptite bind B M4x12 screws, and remove the modem unit from the
machine.
(5) Remove the screw pan (S/P washer) M3.5x6 screw, and remove the modem shield
cover from the modem unit.
(6) Remove the two taptite cup S M3x6 SR screws, and remove the modem PCB ASSY
from the modem unit.
(7) Disconnect the modem PCB flat cable from the modem PCB ASSY.
Taptite bind B M4x12
Screw pan (S/P washer) M3.5x6
Taptite cup S M3x6 SR
Screw pan (S/P washer) M3.5x6
Modem PCB flat cable
Core
Harness routing : Refer to
Assembling Note :
• When assembling the modem earth harness to the machine, attach it as shown in the
above figure.
Modem earth
harness L
Fig. 3-36
"13. Modem unit"
3-50
Modem shield cover
Modem PCB ASSY
Screw pan (S/P washer) M3.5x6
Modem
unit
Main PCB ASSY
and "14. Modem earth harness
Modem earth harness R
Modem PCB flat cable
R".
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