Panasonic TH-37PA20A, Руководство по обслуживанию

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4.12. DG-Board (6 of 8) Schematic Diagram
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OSDB
OSDYS
OSDG
OSDR
COR
B_OUT
G_OUT
R_OUT
AAE_GOUT
AAE_BOUT
AAE_ROUT
9V
AJ_RDV
AJ_BDV
HPO
B_DRV
G_DRV
R_DRV
AAD_GOUT
AAD_ROUT
AAD_BOUT
V_SYNC
9V
NCLP
VPO
HPO
H_SYNC
R_DRV
B_DRV
G_DRV
PC_V
PC_H
AAD_ROUT
AAD_GOUT
AAD_BOUT
FREERUN
A
V
PC_SEL V_MUTE
PANEL_SCL3
PANEL_SDA3
5V
5V
5V
AAE_ROUT
AAE_GOUT
AJ_HCLP
AGC2
AGC1
AAE_BOUT
PC_R
PC_G
PC_B
12V
SW9V
AJ_CONTRAST
MAIN3.3V
STB5.0V
MAIN5V
MAIN5V
MAIN12V
12V
MAIN9V
MAIN9V
R1851
0
R1563
10k
R1889
2.2k
C1855
50V
0.1u
R1948
2.2k
R1728
10k
R1860330
IC8006
C0JBAB000417
1
2
3
4
5
6
7 8
9
10
11
12
13
14
R1868
10k
C1489
10V
1u
R1905
0
R1858
330
C1479
10V
1u
JS1850
D1857
MA2J11100L
D1300
MA3X152K0L
R1748
0
Q1600
2SD0601A0L
R1739
10k
R1737
10k
1%
R1970
75
D1856
MAZ31500ML
R1964
33
1%
R1969
75
L1852
ELJPA100KF
1%
R1937
4.7k
R1934
100
D1853
MAZ31500ML
JS103
TP1852
C1937
470u
10V
C1324
33u
25V
C1605
16V
47u
R1683
390
Q1359
2SB0709A0L
R1729
10k
R1446
10k
R1958
100
R1650
270
R1974
1k
R1744
22
C1889
6.3V
10u
C1892
16V
0.47u
1%
R1893
4.7k
C1938
470u
10V
IC3517
C0JBAS000109
1
2
3
4 5
6
7
8
C1893
50V
0.01u
R1994
1k
R1936
100
JS056
R1747
0
R1853
0
C1615
16V
0.1u
R1878
330
JS058
R1990
100
R1870
22
R1965
100
R1855
10k
R1976
5.6k
R1687
120
AN78L09M-E1
IC1323
IN
3
2
COMMON
OUT
1
C1733 16V
0.1u
R1972
1k
R1435
10k
R1464
10k
Q1602
2SD0601A0L
TP1851
L1856
ELJPA100KF
R1562
10k
R1993
1k
D1490
MA2J11100L
R1743
22
R1862
0
C1363
50V
0.01u
R1439
10k
R1886
3.3k
C1866
16V
0.1u
C1881
16V
0.1u
R1734
330
R1896
100
R1875
0
R1971
1.5k
R1689
120
R1461
4.7k
C1370
10V
1u
C1471
16V 0.1u
JS090
IC1325
C0CBCBD00008
1
Vcont
2
GND
3
Np
5
Vin
4
V
out
R1992
1k
JS104
IC3699
C3EBDC000046
1
2
3
4 5
6
7
8
JS062
R1688
120
R1742
22
R1877
10k
C1AB00001720
IC3251
1
GINA/UINA
2
GSG1
3
GINB/UINB
4
NC
5
BINA/VINA
6
GSB1
7
BINB/VINB
8
NC
9
DISABLE
10
GND3
11
BOUT/VOUT
12
VCC3
13
GND2
14
GOUT/UOUT
15
VCC2
16
GND1
17
ROUT/YOUT
18
VCC1
19
GND4
20
RFC
21
VFC
22
MUXSEL
23
SYNCIN
24
VCC4
25
RINA/YINA
26
GSR1
27
RINB/YINB
28
NC
1%
R1954
75
R1443
10k
R1872
10k
R1944
1k
R1736 330
R1647
270
D1855
MAZ31500ML
R1955
100
R1946
2.2k
R1469
33k
R1863
0
C1939
470u
10V
R1975
5.6k
C1365
16V
0.01u
C1887
6.3V
10u
R1684
390
D1852
MAZ31100ML
C1890
50V
0.01u
R1883
270
C1928
50V
100p
R1967 1.5k
R1856
0
C1898
16V
47u
R1991
1k
L1855
ELJPA100KF
D1854
MAZ31500ML
C1466
16V 0.1u
C1931
6.3V
10u
R1459
33k
C1935
10V
1u
R1745
47k
IC8009
C0JBAS000109
1 2 3 4
5
6 7 8
C1933
10V
1u
R1470
82k
R1963
33
C1483
10V
1u
R1884
100
R1890
3.3k
C1886
16V
2.2u
C1468
16V 0.1u
Q1601
2SD0601A0L
DG31
1
2
3
4
5
6
7
8
IC1329
C0JBAZ001488
1
2
3
4 5
6
7
8
IC8002
C0JBAR000241
1
Y0
2
Y2
3
Y
4
Y3
5
Y1
6
INH
7
VEE
8
VSS
9
B
10
A
11
X3
12
X0
13
X
14
X1
15
X2
16
VDD
R1959
100
1%
R1899
3.3k
JS105
R1859 330
C1325
50V
0.01u
JS089
R1956
100
R1866
10k
C1953
6.3V 10u
C1362
10V
1u
R1472
3.3k
C1930
6.3V
10u
R1732
10k
C1936
16V
1u
C1883
16V
0.1u
R1741
22
1%
R1892
1.5k
C1854
16V
47u
C1876
50V
470p
R1888
100
C1891
10V
1u
C1464
16V
47u
1%
R1909
4.7k
TP1850
R1966
1.5k
C1730
16V
0.1u
L1600
ELJPA100KF
1%
R1952
75
IC8004
C1AA00000395
H.State
1
2
V.State
3
Green Sep Filter
4
Green IN
5
GND
6
Comp/H IN
7
Comp/H Det
8
Vert IN
9
Vert Det
10
Vert S/S Adj
11
Vert S/S IN
12
Digital GND
13
VD+OUT
14
HD+OUT
15
HD-OUT
16
Vcc
17
Clamp OUT
18
H.Pol.
19
V.Pol.
20
Clamp Timing
C1369
6.3V
1u
C1AB00000454
IC3004
1
SW1
2
SW0
3
DAC4
4
DAC3
5
DAC2
6
DAC1
7
DAC0
8
GND
9
SW2
10
SW3
11
SAD0
12
SAD1
13
SAD2
14
SDA
15
SCL
16
VCC
C1952
6.3V
10u
R1850
0
R1854
100
D1850
MAZ31100ML
C1877
16V
0.1u
Q1850
2SD0601A0L
R1942
100
R1908 0
C1899
50V
0.1u
1%
R1904
820
C1865
16V
0.1u
L1853
ELJP
A100KF
R1879
330
C1932
50V
1000p
C1878
6.3V 10u
1%
R1902
2.2k
IC1309
AN15935A-VF
1
YM_in
2
YS_in
3
OSD-Bin
4
OSD-Gin
5
OSD-Rin
6
Spot_Killer_in
7
Bout
8
Bright_S/H
9
Gout
10
Output_Vcc9V
11
Rout
12
Vcc9V
13
Rin
14
Cutoff-R
15
Gin
16
Cutoff-G
17
Bin
18
Cutoff-B
19
BLKin
20
CLPin
21
DRIVE-R
22
DRIVE-B
23
CONTRAST
24
GND
R1938
18k
R1901
0
C1895
50V
0.1u
1%
R1882
75
C1467
50V
82p
R1746
0
C1951
6.3V
10u
R1906
0
D1488
MA3X152K0L
R1943
0
C1884
16V
0.1u
R1885
10
C1476
16V
0.1u
R1871
22
R1887
3.3k
R1947
2.2k
C1929
50V
0.01u
L1854
ELJPA100KF
D1851
MAZ31100ML
C1863
16V 0.1u
Q1851
2SD0601A0L
1%
R1968
75
DG30
1
2
3
4
5
6
7
8
9
10
R1861
0
R1857
0
R1649
270
R1867
10k
R1731
10k
R1447
0
C1934
16V
47u
IC3003
C1AB00000441
1
SW1
2
SW0
3
DAC4
4
DAC3
5
DAC2
6
DAC1
7
DAC0
8
GND
9
SW2
10
SW3
11
SAD0
12
SAD1
13
SAD2
14
SDA
15
SCL
16
Vcc
D1858
MA2J11100L
C1927
50V
1000p
C1888
16V
4.7u
R1907
0
C1869
50V
0.1u
R1852
10k
R1869
10k
C1870
50V
0.01u
C1368
50V
0.01u
C1482
10V
1u
R1685
390
R1468
33k
R1973
1k
R1706
10k
R1989
100
IC8008
C0JBAR000111
1 2 3 45
6 7 8
R1735 330
C1457
50V
0.01u
JS091
C1885
10V
1u
C1712
50V
0.01u
C1900
50V
0.1u
C1896
50V
0.1u
C1897
50V
0.1u
R1903
100k
C1894
50V
0.01u
B OUT
G OUT
R OUT
AGC1
AGC2
R
G
B
VCC
VP
NCLP
HP
NCLP
O6
I5 O2
SW0
SYNC SEPA
L H
H X
CONTROL
5V
2-CHANNEL
M52346SP
COM
INPUT
INH
INH
VEE
ON
GND
CHANNEL
VCC
CH0
I0
CH1
I1
HP
NONE
SEL
DAC2
SEL
L
L
SYNC SELECT
I4
O4 GND
O3
I3
I2
O1
I1
I6
DAC3
EX.I/O
DAC0
HD
DAC1
GND
SW1
VD
DAC4
O5
12V
MULTIPLEXER
CS(S)
FAN_CONT
LPF(S)
SYNC_INH(S)
EX.I/O
AO
A1
A2
VSS
VCC
WP
SCL
SDA
Configration EEPROM
STB5V
SRQ
GND
NC
NC
SCL
SDA
GND
VDD
VSS
VDD
VSS
CS Video
AV PC
50 46 49 54 48 52 51 47 53
TXNDG1QCSH(FOR TH-42PA20H/M/R)
TXNDG1QCSA(FOR TH-42PA20A)
TXNDG1QCSF(FOR TH-42PA20F)
!
DG-BOARD (6/8)
RGB AMP
BUFFER
AVR 3.3V
SWITCHING
SW
SW
INV.
82
91
92
85
83
87
81
93
86
88
84
89
90
99
95
97
96
100
98
94
112
113
114
115
111
117
118
119
120
116
121
122
TH-42PA20A/F/M/H/R DG-BORAD (6 of 8) Schematic Diagram TH-42PA20A/F/M/H/R DG-BORAD (6 of 8) Schematic Diagram
AVR 9V
36