Read Sony SA-WNT3 Service Manual online
SA-WNT3
SA-WNT3
16
16
4-4. SCHEMATIC DIAGRAM - SUB MAIN Board (1/3) -
• See page 13 for Waveforms. • See page 21 for IC Block Diagrams. • See page 23 for IC Pin Function Description
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
6
4
1
>009S
SUB LED
BOARD
CN7000
(Page 20)
>002S
SUB KEY
BOARD
CN7010
(Page 19)
>003S
SUB MAIN
BOARD
(2/3), (3/3)
(Page 17), (Page 18)
>001S
SUB MAIN
BOARD
(3/3)
(Page 18)
>004S
SUB MAIN
BOARD
(2/3)
(Page 17)
>006S
SUB MAIN
BOARD
(2/3)
(Page 17)
>007S
SUB MAIN
BOARD
(3/3)
(Page 18)
>008S
SUB MAIN
BOARD
(2/3), (3/3)
(Page 17), (Page 18)
>005S
SUB MAIN
BOARD
(3/3)
(Page 18)
SUB MAIN BOARD (1/3)
C7417
0.1
C7418
470 6.3V
0.001
C7416
0.1
C7405
0.1
C7410
0.1
C7413
4.7
C7411
0.022
C7421
0.1
C7402
0.01
C7420
4.7
C7400
0.1
C7401
0.01
C7427
0.22
C7419
0.1
C7415
0.1
C7409
0.1
C7408
1000 6.3V
C7425
CL7496
CL7495
CL7494
CL7493
CL7492
CL7491
CL7490
CL7489
CL7488
CL7487
CL7483
CL7484
CL7485
CL7485
CL7486
CL7482
CL7479
CL7478
CL7477
CL7476
CL7475
CL7474
CL7473
CL7472
CL7471
CL7481
CL7480
3P
CN7405
LED(R)
1
LED(G)
2
GND
3
CN7404
26P
VDD
1
GND
2
MCLK
3
NC
4
NC
5
NC
6
PU/PD
7
WS_INT
8
NC
9
NC
10
GND
11
GND
12
DEBUG
13
NC
14
VCC
15
VCC
16
WS_RST
17
18 WS_SCLK
18 WS_SCLK
WS_SDA
19
WS_DATA_Z
20
WS_DATA_X
21
WS_LRCK_W
22
GND
23
WS_BCK_W
24
WS_DATA_Y
25
WS_DATA_W
26
DA2J10100L
D7401
SUB_32V
WS3.3V
D3.3V
D_GND
P_CONT2
P_CONT1
0uH
FB7400
JL7454
JL7453
JL7452
JL7451
JL7450
JL7446
JL7445
JL7444
JL7443
JL7442
JL7441
JL7440
JL7439
JL7438
JL7437
JL7436
JL7445
JL7444
JL7443
JL7442
JL7441
JL7440
JL7439
JL7438
JL7437
JL7436
JL7434
JL7435
JL7432
JL7456
JL7430
JL7429
JL7428
JL7427
JL7426
JL7425
JL7424
JL7423
JL7422
JL7421
JL7420
JL7419
JL7407
JL7417
JL7416
JL7415
JL7414
JL7413
JL7412
JL7411
JL7410
JL7460
JL7461
JL7462
JL7463
JL7464
JL7465
JL7466
JL7467
JL7468
JL7469
JL7470
JL7471
JL7472
JL7473
JL7474
JL7475
JL7476
JL7477
JL7478
JL7479
JL7466
JL7467
JL7468
JL7469
JL7470
JL7471
JL7472
JL7473
JL7474
JL7475
JL7476
JL7477
JL7478
JL7479
JL7455
JL7431
JL7480
RN1902
LED DRIVER
Q7401
RN2902
Q7404
LED DRIVER
LSCR523UBFS8TL
RESET
Q7403
0
R7497
10k
R7465
0
R7469
0
R7498
1k
R7511
47k
R7458
100
R7472
0
R7464
0
R7476
100
R7482
10k
R7459
2.2k
R7452
0
R7507
0
R7508
0
R7483
1k
R7457
10k
R7466
10k
R7425
10k
R7470
0
R7474
0
R7404
100
R7406
100
R7402
2.7k
R7502
100
R7400
10k
R7408
100k
R7467
100
R7479
0
R7473
1k
R7463
10k
R7460
3.3k
R7461
3.3k
R7462
0
R7480
100
R7410
47k
R7468
4.7k
R7442
0
R7486
100
R7407
100
R7401
100
R7485
10k
R7450
10k
R7447
1k
R7510
4.7k
R7444
4.7k
R7441
100
R7405
1.5k
R7503
10k
R7504
100
R7403
100
R7471
R7509
0
0
R7513
100
R7409
560
R7514
4MHz
X7400
9P
CN7400
3.3V 1
GND 2
PROG_VURX 3
SCK 4
PROG_VUTX 5
RESET 6
MD0 7
KEY_PAIR 8
KEY_POWER 9
CL7498
CL7497
CL7497
BCK
LRCK
SDIN1
WS_SDA
WS_SCL
PVDD_STBY
WS_INT
WS_RST
WS_SCL
WS_SDA
WS_RST
WS_SCL
WS_SDA
DC_DET
10k
R7488
DRIVER_SD
10k
R7489
2.2k
R7495
2.2k
R7496
CLIP
TAS5534_SCL
TAS5534_SDA
TAS5534_XPDN
TAS5534_XRST
TAS5534_MUTE
WS_RST
WS_INT
UNSW3.3V
MCK
0.1
C7403
0.01
C7404
0.001
C7412
10k
R7426
10k
R7430
10k
R7432
10k
R7423
10k
R7424
IC7400
MB9AF142LBPMC1-G-JNE2
VCC
NO USE
NO USE
NO USE
DC_DET
DRIVER_SD
P_DAMP_CLIP
TAS5534_SCL
TAS5534_SDA
TAS5534_XPDN
TAS5534_XRST
TAS5534_MUTE
P_CONT_ACDET
LED_RED
LED_GREEN
VSS
C
VCC
INITX(RESET)
WS_RST
NO USE
NO USE
NO USE
NO USE
NO USE
NO USE
WS_SCL
WS_SDA
WS_INT
MD1
MD0
X0
X1
VSS
VCC
KEY_P
AIRING
KEY_POWER
MODEL
DEST
PULL
UP
POWER
AC_CUT
NO USE
AV
C
C
AV
R
H
AVSS
P_CONT1
P_CONT2
ON CHIP
DEBUG/CLK1
(PROG VUTX)
(PROG VURX)
TCK
NO USE
NO USE
NO USE
NO USE
NO USE
NO USE
NO USE
NO USE
NO USE
NO USE
NO USE
NO USE
TDI
TMS
TDO
TMS
TDO
PVDD_STBY
VCC
VCC
PVDD_SD_EN
VSS
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
GND
VDD
CD
OUT
OUT
1
2
3
4
4
RF MODULATOR
(WS001)
SYSTEM CONTROLLER
IC7400
IC7402
PST8429UL
VOLTAGE DETECT
IC7402
3
2
5
7
8
1.6
1.1
3.4
3.4
3.4
3.4
3.4
3.4
3.4
3.4
3.4
3.4
3.4
3.4
3.4
2.4
2.4
3.4
3.4
3.4
3.4
3.4
3.4
0
3.4
3.4
3.4
3.4
3.4
3.4
0
3.4
3.4
1.4
0
0
3.4
3.4
3.1
3.4
3.4
3.4
1.2
3.4
0
3.4
0
0
0
3.4
3.4
6.3
0
2.3
3.4
3.4
12
11
Note: IC7400 on the SUB MAIN board cannot exchange with
single. When this part on the SUB MAIN board is damaged,
exchange the entire mounted board.
exchange the entire mounted board.
Ver. 1.2
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