Canon CP660 Service Manual page 239

+5VS
DC
controller
PCB
+5V
VR5ON
D-CPU
High-voltage
PCB2/ Pick-up
Loads
separation
PCB
static
elimination
high-voltage
PCB
Solenoid/
clutch/pick-
up motor
Laser driver
Sensor
sensor/BD
PCB
COPYRIGHT © 1999 CANON INC.
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Low-voltage power supply circuit
+5V
PSAVE*
FET
switch
FET
switch
High-
voltage
PCB 1
Cartridge
motor
Printer
board
Figure 7-301
CANON 660/2100 REV.0 FEB. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS
Power supply
+24VB
Main relay PCB
Black toner cartridge
Right cover
detecting switch
switch
SW641
SW642
Drum
cartridge
detecting
switch
P5SAVE
Developing
rotary motor
PCB
Heat discharge
Developing
fan 1/heat
rotary
discharge fan 2
motor/solenoid
Toner cartridge
cover switch
SW644
Sub relay PCB
Delivery cover/front
cover switch
SW671
Sensor
Pre-exposure
LED relay Sensor
PCB
Heat discharge
fan 3/pre-exposure
LED assembly
SW672
7-5