Canon PC920 Service Manual page 185

Door switch
DS1
Power
switch
SW309
Control panel DC controller PCB
COPYRIGHT © 1999 CANON INC.
Auxiliary
power
supply
+5V
Microprocessor
(Q900)
+
C123
Figure 7-202
CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS
Relay
RL601
FU102
Power supply
DC +5V
power +24VR
Main
supply +24VU
transfor-
mer
T101
7-5