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IC1502
SC4215ISTRT
IC1503
LD29150DT18R
RB
IC102
MAXT/SOT-23+
BOSS
TV-RXD
AVDD
PIC-TXD
L1504
BLM18PG300SN1
TV-RTS
SIF-IN
0.01
C1509
25V/50V
0.1
C112
25V/16V
GOS-TXD
AVDD
8
6
5
7
4
1
2
3
16V
C1558
100
4V
C1569
220
L1510
BLM18PG300SN1
1.8VDCF
AVDD
L1503
BLM18PG300SN1
0.1
C1504
16V
0.1
C1553
25V/16V
MPEG_PKT_SYNC
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
1000
C1511
25V
100
1/16W
R114
0.1
C1554
25V/16V
0
1/16W
R108
10K
1/16W
R1507
1.8VDCF
TVRST
0.1
C110
16V
L105
BLM18PG600SN1
16V
C106
100
AVDD
1K
1/16W
R1516
100
1/16W
R113
L101
BLM21B272S
TP106
2125
2SC3052-T112-1E,F
Q104
0.1
C1503
16V
1.0VCORE
6.3V
C1514
47
DMRST
TV-CTS
10uF
C1572
6.3V
PIC-RXD
1K
1/16W
R1505
TP104
2125
AVDD
1
3
2
TV-TXD
56
C1506
50V
1.0VF
3K
1/16W
R1532
0.1
C1526
16V
DMPWRGOOD
0.1
C1502
16V
0.1
C1521
16V
1U
C105
16V
10uF
C1585
6.3V
1K
1/16W
R1500
SMD-49 25.140MHz, CL=10P, TAPING
X1500
3.57954MHz
2SA1235A-T112-1E,F
Q101
16V
C1562
10
10K
1/16W
R1508
0.1
C1517
16V
1/16W
R112
100
CARD-DET
0.1
C1549
25V/16V
AVDD
16V
C1568
100
1000
C1510
25V
L1506
BLM18PG300SN1
0
1/16W
R1518
PIC-CTS
AVDD
Q1500
uPA672T-A-T1
6
1
2
3
4
5
TP103
2125
AVDD
TVGOSRST
0.1
C1507
16V
ANT-SW
TU1-CV
IC1504
SN74LVC573APWR
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
L1505
BLM18PG300SN1
L1509
221 OHM
0
1/16W
R1521
50V
C102
10
0.1
C1563
25V/16V
10K
1/16W
R1520
L1502
BLM18PG300SN1
L1508
BLM18PG300SN1
AVDD
16V
C1552
100
L103
BLM21B272S
10K
1/16W
R1519
0.01
C1505
25V/50V
TXDB
1.8VDEMOD
10K
1/16W
R1517
A-SCL
0.1
C1571
25V/16V
RXDB
10uF
C1557
6.3V
390
1/16W
R1501
L1500
BLM18PG300SN1
1.0VF
1/16W
R116
75
0.1
C1555
25V/16V
4V
C1560
220
0.1
C1522
16V
6.3V
C104
220
A-SDA
0.01
C101
50V
0.1
C1556
25V/16V
L1507
BLM18PG300SN1
1K
1/16W
R1513
16V
C1577
10
1K
1/16W
R1504
AVDD
0.1
C109
16V
0.1
C1500
16V
16V
C107
100
0.1
C1508
16V
GOS-RXD
1K
1/16W
R115
0.1
C1515
16V
0.1
C1550
25V/16V
12K
1/16W
R1533
L102
BLM21B272S
GND
GND
GND
GND
GND GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
0
1/16W
R1545
0
1/16W
R1544
1
2
3
GND
1/16W
R104
2.2K
1/16W
R103
2.2K
3.3K
1/16W
R101
3.3K
1/16W
R102
0
1/16W
R1534
0
1/16W
R1535
4.7K
1/16W
R1536
4.7K
1/16W
R1537
0.1
C1570
25V/16V
0.1
C1583
25V/16V
0.1
C1584
25V/16V
0.1
C1567
25V/16V
0.1
C1540
25V/16V
0.1
C1539
25V
0.1
C1566
25V/16V
0.1
C1565
25V/16V
0.1
C1538
25V/16V
0.1
C1537
25V/16V
0.1
C1541
25V/16V
0.1
C1536
25V/16V
0.1
C1559
25V/16V
0.1
C1535
25V/16V
0.1
C1561
25V/16V
0.1
C1533
25V/16V
0.1
C1542
25V/16V
0.1
C1543
25V/16V
0.1
C1532
25V/16V
0.1
C1576
25V/16V
0.1
C1544
25V/16V
0.1
C1530
25V
0.1
C1529
16V
0.1
C1528
25V/16V
0.1
C1527
25V/16V
0.1
C1525
25V/16V
0.1
C1524
25V/16V
0.1
C1523
25V/16V
0.1
C1520
25V/16V
0.1
C1519
25V/16V
0.1
C1518
25V/16V
0.1
C1575
25V/16V
0.1
C1545
25V/16V
0.1
C1546
25V/16V
0.1
C1574
25V/16V
0.1
C1531
25V/16V
0.1
C1573
25V/16V
0.1
C1534
25V/16V
0.1
C108
25V/16V
0.01
C103
50V
0.1
C1551
25V/16V
0.1
C1564
25V/16V
0.1
C1501
25V/16V
22K
1/16W
R1511
1K
1/16W
R117
2.2K
1/16W
R109
2.2K
1/16W
R111
1
3W
R1510
390
1/16W
R1565
0
1/16W
R124
0
1/16W
R123
1/16W
R1506
22
1/16W
R1509
22
1/16W
R1512
22
1/16W
R1503
22
1/16W
R1502
22
1/16W
R1524
2.2K
0.01
C115
50V
16V
C116
100
L106
BLM21B272S
GND
GND
GND
100
1/16W
R122
100
1/16W
R121
16V
C117
47
L107
BLM18A601SN1
L108
BLM18A601SN1
8
C1512
50V
8
C1516
50V
1.5K
1/16W
R110
GND
1K
1/16W
R125
510
1/16W
R1522
D101
RSB6.8S
AVDD_FDC
AVDD_FAT
DMRST
TVRST
TXDB
DMPWRGOOD
GOS-TXD
GOS-RXD
TV-TXD
TV-RXD
TV-RTS
TV-CTS
PIC-TXD
PIC-RXD
PIC-CTS
TVGOSRST
CARD-DET
RXDB
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
AFT-MAIN-L
AFT-MAIN-H
T314-RESET
T314-RESET
@netLa
@netLa
MPEG-DATA
TSMCLK
CARD-DET
TVGOSRST
PIC-CTS
PIC-RXD
PIC-TXD
TV-CTS
TV-RTS
TV-RXD
TV-TXD
GOS-RXD
GOS-TXD
DMPWRGOOD
TXDB
RXDB
TVRST
DMRST
MAIN-SCL
MAIN-SDA
OOBCRX
OOBDRX
MPEG-EN
MPEG-EN
I2CDATB
I2CCLKB
I2CCLKB
GND
VO
NC
ADJ
NC
NC
EN
VIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
VCCOUT
GND
D1
S1
G1
D2
S2
G2
1
OUT1
2
IN1-
3
IN1+
4
VSS
5
IN2+
6
IN2-
7
OUT2
8
VDD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
1
N/C
2
OOB_AGC
3
OOB_FDC1
4
OOB_FDC2
5
OOB_OSC1
6
OOB_OSC2
7
NOPIN
8
NOPIN
9
NOPIN
10
NOPIN
11
NOPIN
12
GND
13
N/C
14
+5V DC
15
N/C
16
N/C
17
GND
18
N/C
19
N/C
20
N/C
21
N/C
22
GND
23
N/C
24
N/C
25
N/C
26
N/C
27
N/C
28
N/C
1
NOPIN
2
NOPIN
3
NOPIN
4
NOPIN
5
NOPIN
6
NOPIN
7
N/C
8
N/C
9
N/C
10
N/C
11
N/C
12
GND
13
RF_AGC
14
+5V DC
15
AFT
16
+30V DC
17
GND
18
CVBS
19
N/C
20
SIF_OUT
21
N/C
22
GND
23
MOP_IF_OUT
24
SDA (MOPLL)
25
SCL(MOPLL)
26
IF_AGC
27
IF_OUT1(ATSC)
28
IC_OUT2(ATSC)
3.3VSF
IC1500
T314 A21 100-CG1024
VDD3.3
DGND
VDD1.0
DGND
VDD1.8
OSC_XTAL_OUT
OSC_XTAL_IN
AGND
AVDD_OSC
FAT_INP
FAT_INN
AVDD_FAT
AGND
FAT_VREF_P
AVDD_FAT
AGND
FAT_VREF_N
FDC_INP
FDC_INN
AVDD_FDC
AGND
FDC_VREF_P
AVDD_FDC
AGND
FDC_VREF_N
DGND
AVDD_FS
AVDD_FS
AGND
AGND
FS_OUTP
FS_OUTN
VDD 1.8
DGND
VDD 1.0
DGND
VDD 3.3
POD_DRX
MPEG_DATA_0
MPEG_DATA_1
VDD3.3
VDD1.8
VDD1.0
DGND
MPEG_DATA2
MPEG_DATA3
DGND
MPEG_DATA_4
MPEG_CLK
VDD1.0
DGND
MPEG DATA5
VDD3.3
VDD1.8
MPEG_DATA_6
DGND
MPEG_DATA_7/SER_DATA
DGND
VDD1.0
DGND
MPEG_DATA_EN
VDD3.3
12C_SCL
VDD3.3
VDD1.8
VDD1.0
I2C_SDA
/POWER_RESET
TDI
DGND
DGND
TRST
TMS
TCK
VDD3.3
VDD1.8
VDD1.0
TDO
GPIO_10
GPIO_9
DGND
DGND
GPIO_8
GPIO_7
GPIO_6
VDD3.3
VDD1.8
VDD1.0
GPIO_5
I2C_ADDR0
I2C_ADDR1
DGND
DGND
GPIO_4
GPIO_3
GPIO_2/PDET_COMP_IN
DGND
VDD3.3
GPIO_1
GPIO_0
VDD3.3
VDD1.8
VDD1.0
DGND
DGND
VREF
PDET_REF_OUT
VDD1.0
DGND
RF_AGC
VDD3.3
VDD1.8
AUX_AGC
FDC_AGC
IF_AGC
VDD_3.3
DGND
VDD1.0
DGND
AGND
AVDD_PLL
NC
NC
NC
VDD 3.3
POD_CRX
TU101
TU100
115U0006AM-F
MPEG_ERR
3.3VS
5VS
3.3VS
1.0VF
9VS
1.0VF
1.0VF
1.0VF
30VS
1.0VCORE
1.0VF
3.3VS
1.0VF
1.0VF
3.3VS
1.0VF
1.0VF
1.8VDEMOD
1.8VDCF
1.0VF
5VS
TS
5v
5VS
1.86
ANT-RELAY CONNECTOR
3.14
FDC-AGC
FDC_IF-
Level Shifter
3.3VSF
I2CDATA
LO-
0.5A Reg.
LO+
I2CCLK
AGND
3.3VSF
3.3VSF
3.3VSF
3.3VSF
D7
GND
D3
D4
Q5
Q4
Q2
D1
LE
Q3
Q8
Q6
OE#
Q7
D8
D2
Q1
D6
D5
VCC
**
**
**
**
**
**
**
SIGNAL 1
SIGNAL 3
SIGNAL 1
SIGNAL 7
SIGNAL 2
SIGNAL 1
SIGNAL 7
SIGNAL 1
SIGNAL 2
SIGNAL 1
SIGNAL 2
SIGNAL 2
1.0V
1.8V
3.3VSF
IF-
IF+
SIGNAL 8
CONTENTS
WD-73831 V34
WD-65831 V34
WD-57831 V34
AFTMAIN
PG 8.....SIGNAL5 [TUNER1 / DEMOD1]
PG 23....DM14 [DMAUDIO]
PG 7.....SIGNAL4 [3DYC / NTSC DECODER]
PG 15....DM6 [1394/DVI/F]
PG 1.....BLOCK
PG 25....MISC [FRONT/CONTROL/PREAMP/E2P/SWLAMP]
PG 14....DM5 [DMROM/AV]
PG 22....DM13 [DVI]
PG 19....DM10 [SPA]
PG 3.....TERMINAL
PG 17....DM8 [DMADC-MAIN]
PG 2.....POWER
PG 13....DM4 [DMMEMB/USB]
PG 6.....SIGNAL3 [VIDEO SWITCH / DCDC CONVERTER]
PG 11....DM2 [DMCORE]
PG 9.....SIGNAL6 [TVGOS]
PG 4.....SIGNAL1 [TV MICRO]
PG 24....DM15 [FMTMICRO]
PG 10....DM1 [DMHDMI]
PG 21....DM12 [DMDCDC]
PG 5.....SIGNAL2 [AUDIO / PIC MICRO]
PG 16....DM7 [DMPOD]
PG 12....DM3 [DMMEMA/DC]
PG 18....DM9 [DMADC-PCSUB]
PG 20....DM11 [SPA2]
PG 26....[INTERFACE / ENG-PWR]
14
A
13
2
8
10
11
7
12
3
5
16
15
4
1
6
9
B
J
K
H
E
F
C
G
D
I
PG 8.....SIGNAL5 [TUNER1 / DEMOD1]
Summary of Contents for WD-57831
Page 2: ......
Page 29: ...MODEL WD 57831 WD 65831 WD 73831 Page 29 73 Models Lamp Lamp Control Circuitry ...
Page 53: ...Page 53 MODEL WD 57831 WD 65831 WD 73831 MAIN POWER SUPPLY ...
Page 55: ...Page 55 MODEL WD 57831 WD 65831 WD 73831 POWER DISTRIBUTION ...
Page 56: ...MODEL WD 57831 WD 65831 WD 73831 Page 56 PWB SIGNAL VIDEO PATH ...
Page 57: ...Page 57 MODEL WD 57831 WD 65831 WD 73831 PWB DM Video Path ...
Page 58: ...MODEL WD 57831 WD 65831 WD 73831 Page 58 Sound Select Circuitry ...
Page 59: ...Page 59 MODEL WD 57831 WD 65831 WD 73831 Sound Signal Path ...
Page 60: ...MODEL WD 57831 WD 65831 WD 73831 Page 60 Overall Control Circuitry ...
Page 61: ...Page 61 MODEL WD 57831 WD 65831 WD 73831 Command input Circuit ...
Page 64: ...MODEL WD 57831 WD 65831 WD 73831 Page 64 Auto Input Detection ...
Page 65: ...Page 65 MODEL WD 57831 WD 65831 WD 73831 Short Protect Circuit ...