Printed Wiring Board - Standby Dcdc Board (Component Side) - Sony STR-DH550 Service Manual
Multi channel av receiver
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Also See for STR-DH550:
- Reference manual (48 pages) ,
- Quick start manual (2 pages) ,
- Startup manual (2 pages)
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STR-DH550/DH750
Ver. 1.2
5-19. PRINTED WIRING BOARD – STANDBY DCDC Board (Component Side) –
1
2
STANDBY DCDC BOARD
(COMPONENT SIDE)
A
DH550
DH750
BR
B
C
D
E
F
G
H
I
J
K
STR-DH550/DH750
3
4
5
6
S901
VOLTAGE SELECTOR
220V
OFF
127V
CNP902
1
4
FH902
F901
FH901
T901
POWER
TRANSFORMER
(MAIN)
• See page 14 for Circuit Boards Location.
•
7
8
9
10
~ AC IN
FH903
F902
FH904
T902
POWER TRANSFORMER
(SUB)
R973
RY951
E
Q951
F941
F940
CN941
4
1
>002P
MAIN BOARD
CN950
(Page 22)
>001P
MAIN BOARD
CN951
(Page 22)
34
34
: Uses unleaded solder.
11
12
13
R981
R978
C981
C980
C971
R979
LP1902
C982
C977
C969
C975
IC901
C1905
C1909
C970
R1901
R1905
C1907
R1906
R1907
C1925
C1929
R1911
C963
R1915
C1927
R1916
R1917
C1945
C1949
R1921
R1925
C1947
R1926
R1927
LP1901
Note: IC902 (DH750) on the STANDBY DCDC board cannot ex-
change with single. When this part on the STANDBY DCDC
board is damaged, exchange the entire mounted board.
14
15
16
ET1900
(CHASSIS)
MAIN BOARD
CN2005
(Page 22)
>007P
>009P
HDMI BOARD
CN3513
(Page 31)
21
(21)
1-889-544-
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