Disassembly Flow - Brother DCP-9045CDN Service Manual

6.

DISASSEMBLY FLOW

Basic Operation
AC cord
8.2
DX Feed ASSY
8.9
Paper guide/
- Earth plate (15s/15s)
HV TR top cover
- Registration-mark sensor
PCB ASSY 1 (10s/10s)
- Registration-mark sensor
8.10
PCB ASSY 2 (10s/10s)
- Density sensor (10s/10s)
Transfer HVPS PCB unit
- Registration relay PCB
ASSY (10s/10s)
- Transfer HVPS PCB
ASSY (20s/20s)
8.11
Registration-mark sensor PCB
ASSY 1, 2/ Density sensor/
Registration relay PCB ASSY/
Transfer HVPS PCB ASSY
8.39
Waste toner near/full
sensor ASSY
8.13
Side plate LB
8.27 8.29
95s / 120s
Paper feed frame unit
THM/HUM sensor
(35s/50s)/
holder ASSY
T1 PE/edge sensor
PCB ASSY (60s/70s)
8.28
8.37
20s / 50s
Belt cleaner release
Engine PCB ASSY
sensor PCB ASSY
8.38
Main PCB ASSY/
Ground plate/
Ground spring plate
8.41
Develop drive
8.45
8.42
10s / 10s
Develop release
Drum drive ASSY/
sensor PCB ASSY
Drum phase sensor
PCB ASSY 1, 2
8.48
8.43
70s / 70s
Toner sensor PCB ASSY
Drive frame unit ASSY
K, Y, M, C (TE/NEW)
- Release drive holder
(10s/10s)
8.44
- Eeach sensor (15s/15s)
Paper feed/belt cleaner
motor ASSY
Each
8.49
10s / 20s
New toner actuator/
8.51
New toner actuator
spring
Drum lock lever L
5s / 5s 20s / 20s
Toner cartridge
8.3 8.4
20s / 20s 15s / 15s
MP cover ASSY/
MP paper guide ASSY MP roller holder ASSY
10s / 10s
8.6
10s / 10s
Back cover upper
8.7
30s / 50s
45s / 60s
Paper eject ASSY DX
75s / 75s
40s / 40s
- Scanner top cover ASSY (25s/35s)
- Lock lever ASSY (15s/15s)
- CCD module (20s/35s)
- FFC cable ASSY (10s/20s)
- Scanner motor (30s/40s)
- Pulley ASSY (10s/20s)
- Photo interrupter (10s/15s)
20s / 20s
- Dressing cover FB FL/FR (30s/30s)
- Dressing cover FB base L/R (30s/30s)
- Dressing cover FB top (15s/15s)
8.14
40s / 50s 10s / 10s
Drum unit fan (OPC)
110s / 120s
40s/ 40s
8.46
35s / 35s
Develop press
45s / 60s
drive L ASSY
motor ASSY
8.47
80s / 80s
20s / 20s
Front cover interlock
switch ASSY
15s / 20s
- Drum drive motor
(10s/10s)
- Drum drive ASSY
(50s/50s)
10s / 10s
- Drum phase sensor
PCB ASSY 1 (10s/10s)
- Drum phase sensor
PCB ASSY 2 (10s/10s)
15s / 15s
8.1
10s / 10s 25s / 25s
Drum unit Paper tray
8.5
20s / 20s 20s / 25s
MP lift arm 2/ Fuser unit/
Toner filter frame ASSY
8.8
8.12
10s / 10s
Back cover ASSY
Side cover L ASSY
- ADF cover (20s/25s)
- ADF front cover (20s/20s)
- ADF back cover (20s/20s)
8.17
- ADF chute ASSY (50s/80s)
- Main chute (35s/45s)
Driver PCB ASSY
- Sub chute ASSY(10s/10s)
- Each LF Roller (60s/80s)
- Hinge arm (5s/5s)
8.18
- Hinge base (15s/15s)
- Hinge L ASSY (10s/15s)
- PF roller holder ASSY (15s/20s) Pull arm L, R/ Hinge
- Exit roller ASSY (15s/20s)
protection cover ASSY
- ADF relay PCB ASSY (10s/10s)
etc.
8.19
ADF unit
8.21
Document scanner unit
8.22
NCU PCB ASSY
8.23
Battery ASSY
8.24
Joint cover ASSY
8.30
10s / 15s
Release rack
8.31
60s / 70s
Front door unit ASSY
8.32
10s / 10s
Harness cover MP
8.33
20s / 20s
Front door sub
8.34
20s / 40s
EL electrode spring L/R
8.35
50s / 60s
Hook cover/
Front cover release button/
Button spring (30s/30s)/
Front door main (20s/30s)
8.36
20s / 20s
Hook shaft/ Hook/
Hook spring
3-34
Disassembly / Re-Assembly (sec.)
5s / 5s
Belt unit Waste toner box
8.16
8.26
25s / 25s
Paper stopper Roller holder ASSY
8.20
30s / 45s
Panel unit
30s / 30s
8.15
30s / 30s
Side cover R ASSY
15s / 30s
8.50
8.52
30s / 45s 35s / 35s
Side plate R ASSY
8.53
15s / 15s
660s / 800s
Charge HVPS
PCB ASSY
Each
8.54 8.55
10s / 20s
220s / 280s
Toner LED PCB ASSY
8.56
60s / 60s
8.57
30s / 45s
40s / 40s
8.25
20s / 20s
Speaker ASSY
8.40
80s / 80s
Laser unit (60s/ 60s)
Hook slope (20s/ 20s)
5s / 5s
10s / 10s
15s / 15s
Drum lock lever R
5s / 5s
Fuser unit fan (FU)
5s / 5s
LVPS fan (PS)
5s / 5s
Air intake fan (AIR)
8.58
40s / 60s
PS PCB unit
8.59
60s / 70s
Belt unit drive
motor ASSY
Confidential