Schematic Diagram - A-Audio Board (4/4) - Sony STR-DA5500ES Service Manual Digest

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3 7 6 3 1 5 1 5 0

5-43. SCHEMATIC DIAGRAM - A-AUDIO Board (4/4) -

1 2 3
A-AUDIO BOARD (4/4)
A
-15V
37
VDD
A-AUDIO
BOARD
( 3 / 4 )
GND
(Page 64)
B
C
D
E
T E
L 1 3 9 4 2 2 9 6 5 1 3
R430
100
F
G
IC B/D
IC422
V1OUT
MAINR
AUDIO INPUT
2NDR
SELECTOR
V1IN
TV
H
MDOUT
MDIN
34
TAPEOUT
A-AUDIO TAPEIN
BOARD
( 2 / 4 )
TUNER
(Page 63)
I V2
MIC
SACD
J
w w w
K
STR-DA5500ES
• See page 112 for IC Block Diagrams.
4 5 6
R422
33
R421 C422
33 2200p
C423
2200p
C421
0 . 1
IC421
IC B/D
AUDIO INPUT
SELECTOR
IC421 TC9273CFG-013
- 1 5
1 4 . 9
1
28 VDD VSS
0 0
27 BD BD 2
0 0
26 3
DVD DVD
0 0
25 4
SAT SAT
JL525
JL526
0
5
24 V1 OUT NC
0 PHONO 0
23 PHONO 6
0 S i r i u s 0
22 7
S i r i u s
0
0
21 8
DM1 DM1
0 0
9
20 DM2 DM2
0 0
19 XM XM 10
0 0
18 11
Eth Eth
0
0
17 12
OUT OUT
C424
100p
0 . 6
16 LAT GND 13
0 . 6 0
15 DATA CLK 14
R424
R429 100
100
IC422
R426
R425 TC9273CFG-004
100
R423
100
0 . 6
100
0
14 CLK DATA 15
0 . 6
13 16
GND LAT
C419 100p
0 0
12 17
OUT OUT
JL538
0 0
11 V 1 i n V1 18
JL563
0 0
10 TV TV 19
JL564
0
9 20
MD out NC
JL565
0 0
21
8 MD in MD
JL566
0
7 TAPE out 22
NC
JL567
0 0
TAPE in
6 23
TAPE
JL568
0 0
5 TUNER 24
TUNER
0 0
25
4 V2 V2
0
3 MIC NC 26
0 0
SACD/CD
2 27
SACD/CD
- 1 5 1 4 . 9
1 28
VSS VDD
x a o
y
C425 C426
. 2200p i 2200p
R428
R427
C427
33
33
0 . 1
http://www.xiaoyu163.com
7 8 9
R412
C411
R411
33
0 . 1
33
C412
2200p
C413
2200p
IC411
TC9273CFG-013
- 1 5
1 4 . 9
28 VDD VSS 1
0
0
27 BD BD 2
JL523
0 0
26 3
DVD DVD
JL524
0 0
4
25 SAT SAT
24 NC NC 5
0 0
23 PHONO PHONO 6
JL528
0 S i r i u s 0
22 7
S i r i u s
0 0
8
21 DM1 DM1
0 0
9
20 DM2 DM2
0 0
19 XM XM 10
0 0
18 11
Eth Eth
Q Q
0 0
3 7 6
17 OUT OUT 12
C414
100p
0 . 6
16 LAT GND 13
0 . 6 0
15 DATA CLK 14
R415
100
R410 R413
100
100
C415
100p
IC412
TC9273CFG-004
R416 R420
0 . 6 100
100
0
14 15
CLK DATA
0 . 6
13 16
GND LAT
R417
0 0 100
12 17
OUT OUT
0 0
11 V1 V1 18
0 0
IC412
10 TV TV 19
9 20 AUDIO INPUT
NC NC
SELECTOR
0 0
21
8 MD MD
7 NC NC 22
0 0
6 TAPE TAPE 23
0 0
5 24
TUNER TUNER
0 0
V2 V2 25
4
JL571
26
3 NC NC
0 SACD/CD 0
2 27
SACD/CD
- 1 5 1 4 . 9
1 28
VSS VDD
u 1 6 3
C416 C417
2200p
2200p
.
R418
C418
33
0 . 1
R419
33
65 65
2 4
8 9 9
10 11
IC B/D
IC411
AUDIO INPUT
SELECTOR
BD
DVD
SAT
31
PHONO
A-AUDIO
SIRIUS BOARD
( 1 / 4 )
(Page 62)
DM1
DM2
XM
ETH
3 1 5 1 5 0 8 9 2
4TH_R
3RD_R
CLK
DATA
36
FUNC3LAT
A-AUDIO
BOARD
( 3 / 4 )
(Page 64)
DMIXLAT
AGND
IC B/D
m
c o
STR-DA5500ES
2
8 9 9
4 9 8 2 9 9