Canon PC920 Service Manual page 379

Composite Power Supply Circuit Diagram [A507] (6/8)
12
<A503>
JP301
HV_H
T101
HV_L
<A503>
11
A-24
T_FEEDBACK
<A508>
C346 C345
R351 R352 R353 R354 R355 R356
D326
+5V
Q321
R361 R327
VR301
D306
C359
C377
R318
+24VR
R336
T_FW_DRV
Q310
<A508>
D308
+
C318
T_FW_ON
<A508>
R390
CLK32K
<A508>
HV_LIMIT
<A508>
C342 C322 C379 C381
D323
C343 C321 C380
C344
D325
R388
T_REV_ON*
<A508>
T302
5
1
6
7
+24VR
2
7
D307
Q308
R332
Q325
ZD303
R392
Q311
R393
R326
C317
<A508>
T_FW_S
T_REV
C382
T_REV_R
COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
J210
Transfer output