A-Board (1 Of 3) Schematic Diagram - Panasonic TX-23LX50M Service Manual

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11.5. A-Board (1 of 3) Schematic Diagram

A-BOARD TNPH0629 (1/3)
A
JK001
K1U926A00003
V
V
L
L
MONITOR OUT
R
R
B
G
Y-SW
Y
Y
PB
AV2-COMPONENT
PB
PR
PR
G
V
V
L
L
AV2
R-SW
R
R
G
C
Y
G
AV1S
C
Y
Y-G
C-G
G
V
V
C
D1223
L
L
MAZ81400ML
AV1
R-SW
R
R
D1221
G
MAZ81400ML
C1230
50V
560p
C1231
50V
560p
D
NC
1
NC
TP2207
2
BM
3
L100
L3104
C101
G0C101K00023
16V
EXCELDR35V
C3107
TU100
NC
1u
6.3V
100u
ENG39A02GF
4
TUNER
SW1
AG_SW1
5
SW2
AG_SW2
6
E
BT
7
RF_AGC
8
C105
16V
NC
0.1u
9
R1553
4.7k
SCL
AB_SCL2(5.0V)
AB_SDA2(5.0V)
10
L103
J0JCC0000241
SDA
AB_AFC
11
L104
3.0
D1543
J0JCC0000241
MA2J11100L
AFT
2.4
12
Q1515
0
2SA207700L
AUDIO_OUT
R852
13
TP2213
0
SIF_OUT
14
TP104
R3209
0
BTL
C104
16V
R107
15
L101
0.1u
1k
C102
ELJPA220KF
50V
IF_OUT
0.1u
Q101
16
C1520
2SA207700L
2.6
16V
VIDEO_OUT
1.9
0.1u
F
17
R105
220
0
TX-23LX50A/M/X
A-Board (1 of 3) Schematic Diagram
1
2
AC_VOUT
R1548
AG_LOUT
C1241
50V
5.0
560p
Q1513
2.1
2SD10300TL
AG_ROUT
R1547
1.4
C1242
AC_VOUT
50V
+
560p
R1552
C1549
75
10V
R1550
AB_YDET
100
470u
AC_AV2_Y
AD_DAC_OUT
C1214
16V
R1227
C1708
0.1u
75
6.3V
1u
AC_AV2_PB
C1215
16V
R1226
0.1u
75
AC_AV2_PR
C1216
16V
R1229
0.1u
75
AC_AV2_V
C1221
R1221
16V
75
0.1u
AG_AV2_L
R1247
C1239
C1223
R1230
50V
100
16V
180k
560p
0.33u
AB_SDA2(3.3V)
L1504
AG_AV2_R
J0JCC0000241
C1229
R1248
C1240
AD_656_CLK
R1242
50V
100
16V
180k
560p
0.33u
AD_656.7
R1507
R1502
3.3V_D
AB_SCL2(3.3V)
L1505
AD_656.6
J0JCC0000241
AD_656.5
R1521
AC_AV1_C
AB_HS_VSP
R1522
C1227
C1225
16V
16V
1u
R1235
0.1u
75
AC_AV1_Y
C1222
16V
R1240
0.1u
75
AB_SDET
AB_VS_VSP
AB_RST3.3
AC_AV1_V
C1224
16V
R1241
0.1u
75
AG_AV1_L
R1245
C1237
R1215
AC_TV_V
100
16V
180k
0.33u
AG_AV1_R
R1246
C1238
100
R1216
16V
180k
0.33u
3.3V
C1547
16V
0.1u
TNRMSP_5.0V
5.0V
R851
0
30V
3
4
5.0V
C1502
C1504
16V
R1511
16V
C1527
0.1u
5.0
R1512
0.1u
1.5k
6.3V
5.0
1.5k
100u
Q1503
4.4
4.3
2SA207700L
Q1500
4.3
4.3
2SC584500L
15k
2.3
1.8
Q1501
1.8
1.8
Q1502
2SA207700L
2SC584500L
R1505
0
1.2
C1526
1.2
50V
330p
R1551
R1514
C1548
R1513
470
X1500
6.3V
220
220
22k
R1515
AR202505A
47u
220
R1500
H0J202500011
330
1.8V
C1508
C1507
50V
50V
15p
12p
R1524
R1555
0
0
3.3V_A
1.8V_D
C1519
C1554
C1523
6.3V
50V
4V
3.3V_D
1u
0.01u
100u
R1715
R1554
1.8V_A
C1534
C1530
10k
0
C1536
6.3V
6.3V
6.3V
C1503
1u
1u
1u
6.3V
1u
C1500
C1538
3.3V_A
6.3V
6.3V
3.3
0
1
60
1u
1u
0.5
3.3
2
59
1.8V_D
0
3
58
0
0
1.0
4
57
VSSD2
CVBS6
VDDDACU
CVBSO1
1.8
5
56
0.9
VDDD2
AUOUT
CVBSO2
CVBS5
C1535
2.9
6
VSSDACU
CVBSO3
55
0.9
SDA
CVBS4
6.3V
1u
3.3
0
C1505
7
54
TMS
CVBS3
6.3V
0.1
8
IC1500
53
0.4
1u
656VIN/BLANK
CVBS2
0
1.0
9
52
656CLK
CVBS1
82
1.4
10
C1AB00002128
51
0
656IO7
VSSAC1
82
0
11
50
1.8
VSSP2
VDDAC1
VIDEO SIGNAL
3.3
0
C1528
12
49
VDDP2
VSSD5
6.3V
1u
PROCESSOR
C1510
2.4
13
48
0
SCL
BIN2
6.3V
1u
0
0
14
47
V
GIN2
1.4
0
C1501
15
46
656IO6
RIN2
656IO4
GIN1
82
1.4
16
45
0
6.3V
1u
656IO5
656IO3
RIN1
VSS33RGB
82
0.2
3.3
17
VOUT
FBL2
44
HOUT
VDD33RGB
0.2
18
43
0
0
19
42
1.8
0
0.7
20
41
C1531
6.3V
1u
C1529
6.3V
1u
R1510
3.3V_D
100
C1509
50V
1.8V_D
0.01u
R1503
R1516
82
82
3.3V_A
1.8V
1.8V_A
TP865
L1503
C1513
C1551
C1556
G1C100K00020
L1502
4V
50V
50V
C1555
C1518
C1553
C1558
G1C6R8MA0061
100u
0.01u
100p
16V
4V
50V
50V
0.1u
100u
0.01u
100p
3.3V_D
1.8V_D
L1500
R1506
G1C100K00020
C1512
C1550
C1557
0
4V
50V
50V
100u
0.01u
100p
L1501
R1504
C1511
G1C6R8MA0061
C1552
C1559
0
4V
50V
50V
100u
0.01u
100p
5
6
27
AB_TXT_CVBS
8.0V
R1737
R1728
1k
2.61k
6.0
5.3
Q1717
2SA207700L
0
R1729
5.36k
5.0V
R1716
R1702
3k
3k
Q1711
Q1710
R1731
2SA207700L
2SA207700L
1.2k
3.6
2.1
Q1715
R1730
3.0
1.5
1k
2SC584500L
3.1
R1772
R1738
Q1716
1.6
330
2.0
2.1
R1760
2SA207700L
1.6
R1774
3k
AD_DAC_OUT
1.0
330
1.0
3.0
R1719
R1703
0
R1735
R1736
2k
2k
0
1k
5.6k
0
1.6
Q1707
Q1703
0
UNR221100L
UNR221100L
0
R1723
AD_AI_OFF
0
5.0
Q1701
2.0
2SC584500L
R1747
1.4
330
AB_INV_ADIM
PANEL_5V
R1753
R1755
0
1k
C1778
R1778
50V
0
1000p
R1718
3.3V
1k
AB_PWM
R1779
10k
4.9
0
R1782
10k
0
0
3.1
Q1718
0
UNR221100L
Q1714
UNR221100L
3.3V
AL_DPS_3.3ANA
L1700
C1793
R1722
C1714
16V
G1C100K00020
0
4V
0.1u
47u
C1785
16V
AL_DPS_3.3DIG
0.1u
L1702
R1741
C1765
G1C100K00020
0
50V
100p
1.8V
L1701
G1C100K00020
AL_DPS_1.8DIG
R1740
C1766
C1790
0
50V
16V
100p
0.1u
L1703
R1743
G1C100K00020
AL_DPS_1.8ANA
0
AB_VS_VSP
C1789
R1739
16V
0
C1720
R1734
R1746
0.1u
4V
0
0
47u
AB_HS_VSP
R1732
0
TX-23LX50A/M/X
A-Board (1 of 3) Schematic Diagram
7
8
TX-23LX50M / TX-23LX50A / TX-23LX50X
C1709
C1710
50V
16V
47u
0.1u
3.3V
R1777
1k
Q1705
R1726
2SA207700L
330
0
1.2
0.6
1
R1733
0
5.6k
C1701
4V
47u
2
3
4
5
6
7
9

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