Brother HL-3450CN Service Manual page 82

Main
Motor
Control
Panel
Host Computer
I/F
I/F
Controller
Control
Video
Controller
Cleaning Roller
Sensor
Oil Sensor
DC Power
Supply Unit
Fusing Unit
Cooling
Cooling
Fan Fan
Belt
Drum
Sensor Sensor
MCTL (Engine Controller)
Sequence Control
Temperature Control
Toner Connection Control
Control Panel Control
Error Clearance Program
High Voltage Unit
Interlock Switches
Fig. 4-28
4-29
Scanner
DM
Motor
ATC (4 pcs.)
LDU
Y M C K
Laser Control
CPU
Drum Encoder
Paper Empty Sensor
Belt Sensor
Paper Feed Sensor
Oil Sensor
Toner Empty Sensor
Paper Size Sensor Paper Full Sensor
Paper Exit Sensor Waste Toner Sensor
OHP Sensor
Toner Key Sensor
Drum Jam Sensor
Developer Sensor
Cleaning Roller Sensor
Temperature Sensor
HL-3450CN SERVICE MANUAL
PD