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COPYRIGHT
©
2000 CANON INC. CANON imageRUNNER 600 REV.1 JAN. 2000 PRINTED IN U.S.A.
9-11
CHAPTER 9 EXTERNALS/AUXILIARY MECHANISMS
Figure 9-501 shows how the copier's power supplies are arranged:
Figure 9-501 Power Supply Block Diagram
Leakage
breaker
Line
noise
filter
ELCB
LF1
Heater
driver
PCB
DC power
supply PCB
Drum heater (H3)
Cassette heater (H4)
Output for
deck heater
(accessory)
RLY1
Door switch (SW2)
Relay
PCB
Main power
supply
switch
Heater switch (SW3)
DC controller
PCB
Drum
temperature
control PCB
AC power unit
Fixing
heater
driver
PCB
Service outlet
for finisher
(accessory)
AC input
3.3V/5V
-8V/8V
12V/15V
24V/38V
3.3V
5V
12V
3.3V
5V
12V
3.3V
5V
12V
5V
12V
38V
System mother-
board
MFC
PCB
-8V
5V
8V
Laser
driver
PCB 1
-8V
5V
8V
Laser
driver
PCB 2
-8V
3.3V
5V
Image
processor
PCB
3.3V
Inverter
PCB
ADF
24V
24V
38V
38V
24V
Intensity
control
PCB
Scanning
lamp
heater
Intensity
sensor
PCB
24V
24V
38V
38V
24V
5V
38V
3.5K
PD
(accessory)
-12V
5V
12V
38V
Scanner
motor
driver
PCB
Laser
scanner
motor
driver
PCB
3.3V
5V
8V
15V
CCD PCB
Drum
motor
(M0)
38V
38V
Main
motor
(M1)
Fixing
assembly
motor (M3)
5V
12V
18V
24V
38V
5V
5V
12V
18V
24V
HV-DC1
PCB
24V
24V
HV-AC
PCB
Duplexing
unit
Pickup
motor
(M2)
Main heater (H1)
Sub heater (H2)
AC
B
A
C
B
·Motor
·Solenoid
·Sensor
·Fan
Control
panel
CPU
PCB
Control
panel
switch
Non-
100V
model
Printer
board
(accessory)
RLY2
Image
server
(hard disk)