Printed Wiring Board - Standby Dcdc Board - Sony STR-DH700 Service Manual

STR-DH700
5-21. PRINTED WIRING BOARD — STANDBY DCDC BOARD —
1 2
A
STANDBY DCDC BOARD
B
IC910
C918
O
JW971
C917
C
D
E
11
(11)
1-878-778-
AC IN
F
G
H
I
J
STR-DH700
• Refer to page 17 for Circuit Boards Location.
3 4 5
F901
HS910
IC911
O VCC
I
D911
D913
C991
JW972
F902
C914
C919
C921
CN905
JW917
R928
Q923
E B
JW953
JW949
D927
C923
C924
C926
R922
JW942
JW941 R926
E B
Q920
Q921
JW946
C980
D980
JW973
JW925 L980
D923
T920 T924 1
JW943
C927
D922
JW915
L990
C993
C925
D926
C990
IC990
B904
JW928
6 7 8 9
O
VIDEO BOARD
CN200
(Page 32)
C982
L981
R980 JW955
JW939
5 C981
IC980
JW918
DIGITAL BOARD
HS990
L992
HDMI RE BOARD
B920
38 38
: Uses unleaded solder.
10 11 12
T901
POWER TRANSFORMER
(MAIN)
P
2
MAIN BOARD
3
CN553
4
(Page 27)
5
5
4
3
MAIN BOARD
2
CN554
(Page 27)
3
2
NOT REPLACEABLE:
K
BUILT IN TRANSFORMER.
CN2102
(Page 42)
and
CN3509
(Page 34)
13 14 15
• Semiconductor Location
Ref. No. Location
D903 B-5
D911 B-4
D913 B-4
D920 D-5
D921 D-5
D922 D-5
D923 D-4
D924 D-4
D925 D-4
D926 D-5
D927 C-3
D980 D-6
IC910 B-3
IC911 B-4
IC980 D-6
IC990 E-6
Q920 D-4
Q921 D-5
Q922 D-5
2
Q923 C-3