Printed Wiring Boards - Power Supply Section - Sony STR-DE1075 Service Manual

STR-DE1075
5-29. PRINTED WIRING BOARDS – POWER SUPPLY Section – •
1
DC1 BOARD
A
F905
FH955
CN911
F906
1
FH956
3
B
1
CN910
U
MAIN
BOARD
CN802
C
5
(Page 30)
D
DC2 BOARD
C906 R904
D902
D912
D913
E
R909 R910
C909
CN908 CN907
2 1
1 1
3 3 JW957
B
1
DIGITAL
BOARD
F
CN1106
(Page 25)
1
Q905
E
JW956
5
9
CP903
E
10
DIGITAL
BOARD
CN1108
(Page 25) CP904
V
G
MAIN CP902
BOARD
CN804 1
(Page
CN902
30)
See page 18 for Circuit Boards Location.
2 3 4
C917 C918
FH905
JW906
D914
FH906 1 4
JW901
C915 C916
B
C
Q903
E
R902
C904
1
S901
IMPEDANCE
–1
JW960
SELECTOR
CN905
–2
4Ω t 8Ω
3
CN909
1 5
R905
R906
Q904 E
4
R908
C908
D901
F903
D908 F904
C905
R903
E C B C907
Q902
1 JW951
C901
D906
D905
R912
JW14
C903 C902
D904
D903
R911
CP901
5 6 7
AC BOARD
C56
CP951
EB51
C52
C53
(CHASSIS)
R53
D57
D55
D56
D53
D54
D52
C51
D51
R54
11
(11)
1-681-092-
CN51
1 5
R55
E E
C55 Q54 Q51
R56 R52 R51
T901
POWER TRANSFORMER
6
6
1 1
CN906
11
(11)
1-681-093- 2
40 40
8 9 10
CNJ1
AC OUTLET
Q53
E
C54
R57
Q52
R58
E
D58
T2
POWER TRANSFORMER
FH6
F1
JW3
FH1
RY1
1 2
CN2
JW5
AC IN
• Semiconductor Location
Ref. No. Location
D51 D-7
D52 C-7
D53 C-7
D54 C-7
D55 B-7
D56 B-7
D57 B-7
D58 B-8
D901 F-2
D902 D-2
D903 G-3
D904 G-3
D905 G-3
D906 G-3
11
1 2
CN1
(CHASSIS)
EB1
R1
CP1
11
(11)
1-681-091-
Ref. No. Location
D907 F-1
D908 F-3
D912 E-2
D913 E-2
D914 B-3
Q51 D-7
Q52 B-8
Q53 B-8
Q54 D-7
Q902 F-2
Q903 D-2
Q904 F-2
Q905 F-2