Canon PC920 Service Manual page 374

AC_H
AC_INPUT
AC_N
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
J201
1
RL601
D603
2
R601
+
C603
D601
T600
1 4
+
2 3
C601
R616
<A508>
ZER_CRS
D810
R801
+
C818
AC1
<A509>
+5V +5V
C620
R609
HEAT_TRG
R611
<A508>
Q620
F. COMPOSITE POWER SUPPLY CIRCUIT DIAGRAM
R606
R607
Q607
+5V
D602
D604
<A504>
Q614
VIN_1SR139
2 3
IN OUT
GND
Q605
D606
C613
R600
<A508>
Q615
5V_ON*
+5V
D605
R620
Q616
R622
Q617
<A508>
AC_MONITOR
Q611
R603
Q621
R614 R615
R602
Composite Power Supply Circuit Diagram [A502] (1/8)
AC_H_AF
AC_N_AF
FIX_HT_H
2
+5V
J207
1
+
C609
FIX_HT_N
RLOFF*
<A508>
C605
2
Q608
1
3
C604
<A503>
<A503>
A-19