Brother DCPJ525W Service Manual page 200

Document scanning position sensor PCB ASSY
(23) Turn the ADF unit right side up.
(24) Press the lock arm to the front to release the front end of the document scanning position
sensor PCB and remove the PCB ASSY. Then disconnect the document scanning position
sensor harness from the PCB and release the harness from the cable guide provided on the
ADF unit
ADF motor
(Rear)
ADF drive unit
Assembling Note: As shown below, route the document scanning position sensor harness
through cable guide "c." After taped together with the ADF harness ASSY, further route it
through cable guide "d."
Cable guide "d"
Grounding wire
ADF motor harness (blue)
ADF unit
Cable guide "c"
Document detection
sensor harness (white)
Document scanning
position sensor harness (red)
ADF harness ASSY
3-63
Document scanning
position sensor PCB ASSY
Document scanning
position sensor harness (red)
ADF harness ASSY
(Bundle of ADF motor harness and its grounding wire,
document detection sensor harness, and
document scanning position sensor harness)
Document scanning
position actuator
ADF unit
Document scanning
position sensor PCB ASSY
Document scanning
position sensor harness (red)
Lock arm
(Left)
(3_058)
(3_011)
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