Brother DCP-7057 Service Manual page 170

8. DISASSEMBLY FLOW CHART
9.1 Paper Tray 9.7 Support Flap 1
5/5 5/5
9.10.6 Gear Cover
Duplex Tray
5/5 15/10
9.10.7 Separation
9.3 Back Cover
Roller ASSY
5/5
5/10
9.4 Outer Chute
ASSY
5/5
9.10.8 Separation
Rubber Holder
ASSY
10/10
9.5 Fuser Cover
5/5
9.6 Inner Chute 9.10.10 Document
ASSY Feed Roller ASSY
5/5 10/10
A
9.6 Eject Pinch
Roller R/L ASSY
9.9 Side Cover R
/ Eject Pinch
20/15
Roller Spring
15/20
9.20 Fuser Unit D
20/25
9.17 NCU ASSY
35/40
9.18 Speaker Unit
20/20
9.26 Laser Unit
20/20
9.25 Filter
10/10
9.32 Under Bar
5/5
9.10.3 Document 9.10.4 Document
Stopper Sub Tray
5/5 5/5
9.28 Pick-up Roller
Holder ASSY
5/5
9.10.5 ADF Cover 9.31 T1 Clutch
ASSY ASSY
5/5 20/20
9.10.9 Upper Doc
Chute ASSY SX
20/20
9.32 Feeder Gear
17
5/5
E
9.27 Wireless LAN
B (Wireless LAN
9.10.14 Document
Scanning Position
Detection Sensor
5/5
9.10.14 Document
Detection / ADF
9.11 Document
Cover Open Sensor
5/5
9.21 LV Shield
Plate Cover
15/15
9.21 Low Voltage 9.23 High Voltage
Power Supply PCB Power Supply PCB
ASSY ASSY
35/80 15/20
9.13 Document
9.19 Joint Cover /
Paper Stack Lever
40/25
9.24 New Toner
9.22 Fuser Fan
Sensor PCB ASSY
20/20
15/15
9.7 Front Cover
ASSY
5/5
B
9.32 Front Chute
ASSY
10/15
C
9.32 Main Frame
L ASSY
90/90
9.8 Side Cover L
20/15
9.8 Hand Set
Holder ASSY
15/15
PCB ASSY
model only)
15/15
9.10.1 ADF Unit
Cover ASSY
20/20
(For models
without ADF)
20/20
F
Scanner Unit
15/15
9.10.2 Hinge ASSY
G
L
15/15
E
9.10.11 Lower
Document Chute
9.14.1 Panel Unit
ASSY
15/15
15/20
9.10.12 Ejection
9.14.2 Panel PCB
Roller ASSY
ASSY
10/15
10/10
9.10.13 Drive
9.14.3 Rubber Key
Frame ASSY SX /
L/R
Gear 43
5/90 30/30
9.10.13 ADF Motor
9.14.4 LCD
5/5
15/15
9.15 CIS unit
15/15
3-26
Disassembly / Re-Assembly (second)
9.29 Rubber Foot
10/10
9.33 Develop 9.31 REG Clutch
Drive Sub ASSY ASSY
15/15 20/20
C
9.33 Develop Joint
5/5
9.33 Develop 9.31 FG Spring
Joint Spring Regist
5/5 5/5
9.33 Develop
Gear Joint/52
5/5
9.30 Main PCB 9.34 Motor Drive
ASSY Sub ASSY
20/20 25/25
9.36 Main PCB
Shield
20/20
9.35 Internal
Temperature
Sensor
10/15
9.37 Fuser Gear 9.36 Paper Eject
28/34 Sensor PCB ASSY
5/5 30/30
9.10.2 Hinge R /
Hinge R Support
5/5
9.10.2 Hinge Arm R
10/10
9.16 Pull Arm
Guide
15/15
A G
9.2 Cord Hook
10/10
9.31 Conductive
Bearing 5 / Regist
Roller Shaft 2
15/15
9.34 Drum Gear
26L/131L
5/5
9.34 Main Motor
15/15
9.12 Pull Arm L /
Pull Arm R / Pull
Arm Spring
15/15
F
9.17 Speaker
Cover
5/5
D
Confidential