Document Scanner Unit, Adf Unit (Models With Adf), And Document Cover Assy (Models Without Adf) - Brother DCP-J552DW Service Manual

9.4 Document Scanner Unit, ADF Unit (Models with ADF), and Document
Cover ASSY (Models without ADF)
(1) Unplug the CIS flat cable from the main PCB. Next, extend the lock arm of the upper cover
towards you, take out the flat core and remove it from the CIS flat cable.
Note When connecting flat cables, do not insert them at an angle. After insertion, check again that
the cables are not at an angle.
(2) Remove the CIS flat cable from the cable guide.
(3) Remove the TAPTITE CUP S M3x6 screws
(4) Unplug the following harnesses from the main PCB:
- ADF motor harness (4-wire)
- Document scanning position sensor harness (3-wire)
- Document detection sensor harness (3-wire)
- Document scanner motor harness (4-wire)
Document scanner unit
ADF motor harness*1
Document scanner
motor harness
Document detection sensor harness*1
Document scanner FG wire
*1
ADF FG wire*1
Document scanning position
sensor harness*1
3-40
*1
and the document scanner FG wire.
*1
*1
TAPTITE CUP S M3x6*1
Cable guide
Lock arm
*1 For models with ADF
CIS flat cable
Flat core
Upper cover
Control panel ASSY
(3_050)
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