Canon GP605 Service Manual page 403

Figure 9-501 shows how the copier's power supplies are arranged:
Heater switch (SW3)
Line
Leakage
noise
breaker
filter
AC input
Non-
Service outlet
100V
Main power
for finisher
model
supply
(accessory)
switch
Control
panel
5V
CPU
PCB
Control 5V
panel
·Motor
12V
switch
·Solenoid
24V
·Sensor
B
A C
Laser
scanner
System mother-
motor
board
driver
PCB
Printer
MFC
board
PCB
(accessory)
Image
server
(hard disk)
COPYRIGHT © 1999 CANON INC.
CHAPTER 9 EXTERNALS/AUXILIARY MECHANISMS
Door switch (SW2)
C
RLY2
DC power
supply PCB
DC controller
PCB
3.3V/5V
-8V/8V
12V/15V
24V/38V
Laser Image
driver processor
PCB 1 PCB
HV-DC1
Laser
PCB
driver
PCB 2
HV-AC
PCB
Figure 9-501 Power Supply Block Diagram
CANON GP605/605V REV.0 JAN. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
AC power unit
Heater
driver
PCB
A
B
RLY1
Fixing
heater
driver
PCB
Relay
PCB
Scanner
motor
driver
PCB
Intensity
Scanning
sensor
lamp
PCB
heater
Drum heater (H3)
Cassette heater (H4)
Output for
deck heater
(accessory)
Main heater (H1)
Sub heater (H2)
Main Drum Pickup
motor motor motor
(M1) (M0) (M2)
ADF CCD PCB
9-11