Brother International HL-3400CN Service Manual - Page 211
Circuit, Boards, Motor, Units
UPC - 012502526223
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2.2 Circuit Boards (PWBs) Panel PWB 4.2.2 High-voltage power supply PCB 4.3.2 Video controller • PCB HL-3400CN SERVICE MANUAL Erase lamp 4.2.11 1OD2 PWB 4.1.5 IOD1 PWB 4.2.7 MCTL PWB 4.3.1 Low-voltage power supply PCB 4.3.7 Fig. 7-3 2.3 Motor Units Ozone fan Fuser fan (Cooling i'ari 4.4.2 Control fan (Cooling tail i,P5)) 4.2.8 4.1.9 Main motor (MM) 4.1.3 Developer drive motor (DM) 4.1.4 Scanner motor 4.5.3 Fig. 7-4 7-7
HL-3400CN
SERVICE
MANUAL
2.2
Circuit
Boards
(PWBs)
Erase
lamp
4.2.11
Panel
PWB
4.2.2
High
-voltage
power
supply
PCB
4.3.2
Video
controller
PCB
Low
-voltage
power
supply
PCB
4.3.7
2.3
Motor
Units
Ozone
fan
4.1.9
Fuser
fan
(Cooling
i'ari
4.4.2
Control
fan
(Cooling
tail
i,P5))
4.2.8
•
Fig.
7-3
Fig.
7-4
1OD2
PWB
4.1
.5
IOD1
PWB
4.2.7
MCTL
PWB
4.3.1
Main
motor
(MM)
4.1.3
Developer
drive
motor
(DM)
4.1.4
Scanner
motor
4.5.3
7-7