Power And Front Input Assys - Pioneer VSX-C550-S Service Manual

1

4.3 POWER and FRONT INPUT ASSYS

QQ
3 7 63 1515 0
SIDE A
A
J
POWER ASSY
B
CN1501
FANMOTOR
IC452
B
IC451
IC301 IC341
IC302
C
TE
L 13942296513
IC454 IC453
IC455
D
IC201
IC202
E
www
F
J
40
1
http://www.xiaoyu163.com
2
CN301
CN305
W222
GNDA
W221
SW
D.C
W203 CTDCT
W202 SRDCT
F.C
W201
GNDA
CN306
V+5
NC
W171
GNDA R320
C+
J455A BLK
C-
S.R+
S.R-
S.L+
S.L-
R359
W121
GNDS
W122
FANIOUT
W112
FANIOUT
x ao
y
. i
RISK OF FIRE - REPLACE FUSE AS MARKED.
VSX-C100-S
2
http://www.xiaoyu163.com
3
8
CN301
1 19
1
C381
C301
W204
GNDS
W247
GNDS
1
1 2
word surface
IC301
C315
491001
C307
+B
IC302
R322
+B
L302
W173
L301
W159
R319
R321
W158
R387
W157
R388
L381
BOND W160
Q Q
3 6 7 1 3
R362
R360
L342
R361
J456
L341
W144
GND
V+RY
BOND
D205
C202
AWX8042
AWX8074
AWX8065
AWX8068
AWX8100
J106
WHT
J108
VLT
W1001
EXCEPT
L101
/B MODEL
u163
J107
BRN
.
3
4
2 9 9 4
COMPLEX1 ASS'Y
AWM7673
19
AWM7678
AWM7680
AWM7682
W235
V+5R6
W234
THDCT
W205
GNDA
10 15
10 15
W194
IC341
W193
FLOUT
GND
W191
W190
-B
W192
C314 W174
ATTENTION
-B
EN CAS DE
C322
GND
REMPLACEMENT
W175
F.R OUT
DES
FUSIBLES
F.L OUT
IC 302 N'UTILISER
OL DCT
LA REFERENCE 491001,
DC DCT
IC 453 N'UTILISER
W162
S.R OUT
LA REFERENCE 4913.15,
W161
S.L OUT
IC 454 N'UTILISER
C OUT
+
491.630
1 5 0 5 8 2 9
IC 455 N'UTILISER
491010,
DE CHEZ
LITTEL
FUSE
INC.
+
PRODUCTION
CODE
IC201
IC201
PRIMARY
m
AC IN
co
NEUTRAL
CN101
J104
ORG
4
2 8
9 9
V+5R6
W245
A
W206
GNDA
1 10
1 10
word surface
C355
C3
SLOUT
+B -B
W178
W183
C354
W182
+B
C353
-B
W177
QUE
W166 S.L OUT
W165 S.L OUT
QUE
W164 C OUT
W163 C.OUT
QUE LA REFERENCE E
9 4 2 8 9 9
QUE LA REFE
-
D451 W146 +
BOND
LIVE