Xerox Phaser 4500 Service Manual

Theory of Operation 2-33
Schematic Diagram of Power Distribution and Interlocks
Opt. 550-Sheet
Feeder
Optional
Duplex Unit
PWBA
Feeder 550
Duplex
PWBA
Optional
Stacker
Stacker
PWBA
LDD
Laser
Unit
5V
Interlock
Rear Cover
Switch (24V)
24V
Interlock
HVPS Circuit
Fan
Control
Exit Motor
PWBA
Exit
Motor
Main Motor
Control
Scanner Motor
Control
Exit Motor
Control
Main Motor
/HEAT ON (650W)
FAN MAIN ALARM FAN SUB ALARM
/HEAT ON (800W)
24VDC AFT 24VDC AFT 24VDC AFT
MAIN MOTOR ON MAIN MOTOR ALM
A,B,/A,/B,
24VDC AFT
Main Fan
Sub Fan
Heater Rod(850W)
Heater Rod(650W)
Duplex Cover
Open Switch
Interlock
Switch
Assembly
INTERLOCK BEF
Laser
Interlock
Top Cover
Switch
TEMP.
Power
Switch
s4500-027
Fuser Assembly
Temperature
Sensor Assembly
Thermostat
24VDC
3.3VDC
Opt. 550-Sheet
Feeder
PWBA
Feeder 550
DC-DC
Converter
Image
Processor
3.3VDC
24VDC
3.3VDC
3.3VDC
24VDC
3.3VDC
24VDC
3.3VDC
3.3VDC
3.3VDC
5VDC
24VDC
Data and Control
24VDC
Supply
5VDC
Supply
3.3VDC
Supply
FG
FG SG
LVPS
24VDC
24VDC
24VDC
24VDC
5VDC
5VDC
L
N
N
RTNRTN
RTN
RTN
RTN
Motor
Fuse
Fuse
Fuse
Fuse
AC N
AC L
Inlet
Heater
Control
Low Voltage
Generation
Fuser
Control
Power Save
Control
Scanner
Motor
SG
SG
SG
SG
Rear Cover
Open Switch
Front Panel
B
A
BA
CRU A,CRU B, INA,INB
/INA,/INB
HVPS/
Engine
Logic

Xerox Phaser 4500 Specifications

General

Brand	Xerox
Model	Phaser 4500
Category	Printer
Language	English