Disassembly Flow - Brother MFC-J3520 Service Manual

8

DISASSEMBLY FLOW

Disassembly flowchart 1/2

9.1 Paper Tray
9.1 Paper Tray
ASSY #2
ASSY #1
5/5
9.65 Base Pad 9.65 Base Pad
5/5
9.2 Head Joint
Rubber
80/100
9.2 Head/carriage
Unit
25/30
9.4 FB Hinge
30/30
9.2 CR Timing
Belt
5/10
9.23 Front Cover
L
5/5
9.24 Inner Media
Cover
10/10
9.25 Panel ASSY
30/25
9.26 LCD PCB
ASSY
60/60
9.27 LCD
5/5
9.28 Touch Panel
ASSY
15/15
5/5
9.35 Side
Cover L and
5/5
Side Cover R
120/10
9.8 Document
Scanner Unit
30/ 30
9.21 First Side
CIS Unit
85/85
9.22 First Side
CIS Flat Cable
and FFC Film
25/40
9.8 ADF Hinge
9.36 Upper
Cover
20/20
9.29 NFC PCB
10/10
9.37 Wireless
LAN PCB ASSY
5/5
9.39 Main PCB
ASSY
100/100
Disassembly/reassembly time (seconds)
9.9 ADF
9.11 ADF Front
Document Support
Cover
5/5 25/15
9.5 Manual Feed
Slot Cover ASSY
10/15
9.6 Document 9.7 Document
Scanner Side Scanner Side
Cover L Cover R
10/5 10/5
9.14 ADF Back
9.8 ADF Unit
Cover
60/70
50/20
9.15 Document
Separation Roller
ASSY
10/15
30/30
9.16 ADF
Separation Pad
10/ 10
9.18 Second
Side CIS Flat Cable
115/140
9.19 First Side Document Scanning Position
Sensor PCB and Second Side
Document Scanning Position Sensor PCB
(Duplex Scanning Models Only)
20/20
9.42
9.38 Document
T1 Bank ASSY
Scanner Sensor PCB
25/15
20/ 20
9.40 MJ PCB
ASSY
35/40
3-20
9.30 Ink Cartridge
9.13 ADF Side
Cover R
15/10
9.10 ADF Cover
ASSY
5/5
9.10 ADF Cover
9.12 ADF Side
Cover L
Side Cover
15/10
9.17 Second
Side CIS Unit
40/45
9.20 Document
Detection Sensor/
Document Width
Sensor PCB
10/10
9.41 Jam Clear
Cover
10/5
9.63
T2 Bank ASSY
25/15
9.64 T2 Paper
Pull-in Roller
30/30
9.31 Lower Side
Cover L
20/10
9.43 Power
9.33 Upper Side
Supply PCB ASSY Cover L
90/75 10/5
Cover
5/5
15/10
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