Printed Wiring Boards - Video Standby Supply Section - Sony STR-KM5500 Service Manual

STR-KM5500
Ver. 1.1
6-16. PRINTED WIRING BOARD – VIDEO STANDBY SUPPLY Section –
1 2 3
A
VIDEO STANDBY SUPPLY BOARD
B
NOT REPLACEABLE:
BUILT IN TRANSFORMER.
CL233
MAIN MAIN
BOARD BOARD
CNP920 T901 CNP910
POWER SOURCE
(Page 25) (Page 25)
TRANSFORMER
C
CNP902
4 1
CL236
~ AC IN
AC SELECT
D
BOARD
CNP901
CNP905
3 1
CL241
(Page 43)
CL242
E51, EA
E
B901
E51, EA
F
AC SELECT
BOARD
G CNP903
(Page 43)
STR-KM5500
• See page 17 for Circuit Boards Location.
4 5 6 7
RF940
C941 C940
JW902
EXCEPT E51, EA
D941
FH902 F901 FH901
C945
R280
CL234
JS904
B E
JW901
Q901
RY901
E51, EA D901 R902
EXCEPT E51, EA
R993
JS902 JS903
C904
R990
E B
JW231
4
Q990
R991 JW213
D990
6
C953
C950
C951
C943
8
JW222
1
W202
T902
POWER TRANSFORMER
B902
J222
SYSTEM
CONTROL
OUT
• : Uses unleaded solder.
8 9 10 11
CONNECTION
BOARD
CNP511
(Page 42)
LP201
6 1
D947 D946
CNS203
CL227
CL226
C252
C251
O
VCC IC251
HS223
C942
JW233
C201
C254 C215 CL210
I O
C253
O
IC201
VCC
IC252
IC210
R214
HS222 JW219
JW214
JW210
JW206
C257 R256
1 5
C256
R257
C212
2 4
R213 C210
IC253
R212
VIDEO OUT VIDEO IN VIDEO OUT
MONITOR VIDEO 1
J210
34 34
12 13 14
VIDEO2 DCAC
BOARD
CN173
(Page 38)
CNP240
1 3
JW237
CL220
24 13
C240 R276
IC220
R277
CL230
CL229
R278
CNP240
1 3
1 12
CL231
C228
JW202
JW221 JW230
JW211
R228 R229
R227
C211
R224
C209 C208
R211
R225
R226
VIDEO IN VIDEO IN P / C P / C Y P / C P / C Y P / C P / C Y P / C P / C
B B R R B B R R B B R R B B R
MONITOR OUT BD IN DVD IN SAT IN
DVD SAT
COMPONENT COMPONENT
J211
VIDEO VIDEO
J220 J221
15 16
CL243
CL209
CL207
DIGITAL
CL208
AB BOARD
CNP505
CL211
(Page 29)
CL212
CL213
CL214
CL215
CL217
CL218
CL244
CL219
CL221
CL222
CL223
CL224 11
CL225
(11)
1-878-485-
Y
R
• Semiconductor
Location
Ref. No. Location
D901 C-6
D941 C-6
D946 B-9
D947 B-8
D950 D-7
D951 E-7
D952 D-6
D953 E-6
D990 D-6
IC201 D-10
IC202 C-10
IC210 D-11
IC220 C-14
IC251 C-8
IC252 D-8
IC253 E-8
Q901 C-6
Q990 D-7