Relay Front Pcb Assy - Brother HL-5440D Service Manual

9.20 Relay front PCB ASSY

(1) Release the relay front harness from the securing fixtures.
(2) Release the two hooks to remove the front cover sensor from the machine, and then
release the front cover sensor harness from the hook.
Note:
• When removing the front cover sensor, push it from the rear to remove it.
(3) Remove the two hooks to remove the relay front PCB ASSY from the machine, and
release all harnesses from hook A.
(4) Disconnect all harnesses from the relay front PCB ASSY.
Relay front harness
Relay front PCB ASSY
Front cover sensor harness
Harness routing: Refer to
Front cover sensor
Fig. 3-46
"1.Main PCB ASSY"
Front cover sensor harness
Hook A
Hooks
Toner sensor harness
Registration clutch harness
T1 clutch harness
MP solenoid harness
Develop clutch harness
and "2.Relay front PCB
3-45
Front cover sensor
Hooks
Hook
Relay front PCB
ASSY
ASSY".
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