Schematic Diagram - Main Board (1/4) - Sony STR-DA4400ES Service Manual

STR-DA4400ES

6-15. SCHEMATIC DIAGRAM - MAIN Board (1/4) -

1 2 3
A
MAIN BOARD
B
C
R2088
J1001 C2088
1k
100p
L
R2089
TV C2089
IN 1k
100p
R
D
R2099
C2090
1k
100p
L
R2100
C2091
FRONT
1k
100p
R
R2101
C2093
1k
100p
L
E
R2102
C2094
SURROUND
1k
100p
R
R2103
C2095
MULTI 1k
100p
CHANNEL
L
INPUT
R2104
C2096
SUR BACK
1k
100p
R
F
R2105
C2097
1k
100p
CENTER
R2106
C2098
1k
100p
SUB WOOFER
J1002
G
H
I
J
R2320
K
100k
L
STR-DA4400ES
• See page 118 for IC Block Diagrams.
4 5 6 7
(1/4)
C2082 0.001
R2084
47k
IC2311
BUFFER
5 6 7 8
IC2311
NJM4565M(TE2)
4 3 2 1
R2087
33
R2085
47k
C2083
0.001
7.1L
IC B/D
7.1R
IC2090
C2100
2200p
INPUT SELECTOR
IC2090
7.1SL
TC9274CNG-016
C2101 C2102
7.1SR 2200p 0.01
7.1SBL
R2086
33
7.1SBR
7.1C
7.1SW
R2370 R2350
100k
100k
C2370
C2350
22
22
50V
50V
IC2320 IC2300
4 3 2 1 4 3 2 1
LINE AMP
IC2320
NJM4565M(TE2) NJM4565M(TE2)
5 6 7 8 5 6 7 8
C2320 R2300 C2300
22 100k 22
50V 50V
8 9 10
42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
R2360
R2340
100k
100k
C2360
C2340
22
22
50V 50V
IC2290
4 3 2 1 4 3 2 1
LINE AMP LINE AMP
IC2300 IC2290
NJM4565M(TE2)
5 6 7 8 5 6 7 8
R2290 C2290 R2310 C2310
100k 22 100k 22
50V 50V
42 42
11 12 13 14
SBR R2090 100k
SBL R2091 100k
W R2092 100k
C R2093 100k
SR R2094 100k
SL R2095 100k
FRONT-R R2096 100k
FL R2097 100k
25 24 23 22
18 19 20 21
2ND-R
2ND-L
SOURCE-R
SOURCE-L
TV-R
TV-L
R2107 1k
IC2310
LINE AMP
IC2310
NJM4565M(TE2)
15 16 17
CN1001
16P
C2104 22 50V
1 SBR
3 GND
C2105 22 50V
4 SBL
5 GND
C2106 22 50V
6 W
F
7 GND
C2107 22 50V
8 C
DIGITAL
9 GND
BOARD
C2108 22 50V
(2/4)
10 SR
CN2207
11 GND
(Page 49)
C2109 22 50V
12 SL
13 GND
C2110 22 50V
14 FRONT-R
15 GND
C2111 22 50V
16 FRONT-L
CN1002
12P
1 2ND-R
3 GND
4 2ND-L
5 GND
J
6 SOURCE-R
7 GND
ANALOG
8 SOURCE-L BOARD
(3/3)
9 GND
CN601
10 TV-R (Page 62)
11 GND
12 TV-L
-15V
FL
FUNC-LAT
COM2-DATA
COM2-CLK
FR
GND
SBR
SW
A
SR
41
MAIN
BOARD
(2/4)
(Page 43)
+15V
AGND
SL
A'
C
SBL