Disassembly Flow Chart - Brother DCP-7090 Service Manual

8. DISASSEMBLY FLOW CHART

9.2 Cord hook
5/5
9.6 Side cover R
15/15
9.19 Low-voltage power
supply PCB ASSY
20/30
9.3 Back cover
5/5
9.4 Outer chute ASSY
5/5
9.7 Fuser cover
5/5
9.8 Inner chute ASSY 9.18 Fuser unit
10/20 15/35
9.23 Toner box relay PCB
9.5 Front cover ASSY /
*4
ASSY /MP relay PCB
Support flap
*5
ASSY / Toner box new
*8
10/10
PCB ASSY
*5
15/15
15/30
9.25 Filter
9.21 HVPS flat cable /
High-voltage power
supply PCB ASSY
10/25
9.22 Fan
5/5
9.16 Modem flat cable /
Modem PCB ASSY
45/60
9.17 Joint cover ASSY
20/20
9.20 New toner sensor
PCB ASSY
5/5
*4
9.24 Laser unit flat
cable / Laser unit
5/5
15/30
Disassembly / Reassembly (second)
9.12 Document cover
9.27 Roller holder ASSY
*2
ASSY
25/30
9.11.2 ADF cover ASSY /
Document stopper
10/10
9.9 Speaker harness
ASSY
5/5
9.10 Document scanner 9.13 Panel unit
unit (For Touch panel models)
15/35 20/20
9.13.2 Panel PCB ASSY /
*1
9.11 ADF unit
NFC PCB ASSY / LCD
40/65
9.11.3 Document sub tray 9.13.3 Touch panel ASSY
25/25
9.15 Panel flat cable / First
9.11.4 Document
side CIS unit / First side
separate roller ASSY
5/5
9.11.5 ADF separation 9.35 Eject sensor PCB
holder ASSY
5/5
9.11.6 Second side CIS
unit / Second side CIS flat
*6
cable
35/60
9.37 Paper feed roller
ASSY / Paper feed
sensor PCB ASSY
3-22
5/5
9.9 Side cover L
15/15
9.9 Handset holder
ASSY
5/10
9.14 Panel unit 9.26 Wireless LAN
(For Non-touch panel models) PCB
5/5
20/20
9.14.2 Panel PCB ASSY
5/5
35/50
9.14.3 LCD
25/30 20/20
9.28 Main PCB ASSY
CIS flat cable
30/40
35/60
9.29 T1 clutch /
ASSY Registration clutch
25/30 10/20
25/40
9.31 Paper feed motor /
Paper feed motor flat cable
45/55
9.30 Frame L unit
9.32 Fuser gear
*8
55/70 64R/36R
*5
60/80 5/5
9.36 Registration
9.33 Toner sensor PCB
front/rear actuator
ASSY
holder ASSY
25/35
50/60
9.34 Front cover sensor
25/30
25/30
*1
For models with ADF
*2
For models without ADF
*3
For models with Handset
*4
For models with Toner box
*5
For MP models
*6
Only for models with duplex scanning
*7
Only for wireless network models
*8
For manual feed models
Confidential
*3
*7
*8
*5
*4