Dg-Board (6 Of 7) Schematic Diagram - Panasonic TH-42PX20U-P Service Manual

14.37. DG-Board (6 of 7) Schematic Diagram

81
82
83
84
85
86
87
GC_G
GC_R
GC_B
AVR 3.3V
L4532
J0JGC0000021
5V
1 5
Vin Vo
C4776 C4787
C4788
16V
4V 16V
1 2
GND 100
1
ON/OFF
3 4
Nr C4786
16V
IC4517 0.1
C0CBCBD00006
PQ1X331M2ZP
3.3V
88
C4777
16V 1
R4727
1
EXB38V820JV VDD VSS
AY_DQ0
2
DQ0 DQ15
AY_DQ1
3
VDDQ VSSQ
AY_DQ2
4
DQ1 DQ14
AY_DQ3
C4778 5
DQ2 DQ13
AY_DQ4 16V 1
6
VSSQ VDDQ
AY_DQ5
7
DQ3 DQ12
AY_DQ6
8
DQ4 DQ11
AY_DQ7
9
VDDQ VSSQ
10
R4728 DQ5 DQ10
EXB38V820JV C4779 11
DQ6 DQ9
16V 1
12
VSSQ VDDQ
13
DQ7 DQ8
14
NC NC
C4780
15
VDD VSS
16V
1 16
DM0 DM1
AY_WE
17 /WE NC
AY_CAS
18
/CAS NC
AY_RAS
19 /RAS CLK
20
/CS CKE
21 NC A9
AY_BS
22
BA0 A8
23 BA1
A7
AY_A10
24
A10/AC A6
AY_A0
25
A0 A5
AY_A1
26
A1 A4
AY_A2 C4781
27
A2 A3
16V 1 28
DM2 DM3
29
VDD VSS
R4729
30
EXB38V820JV DQS2 DQS3
AY_DQ16 C4782
31
DQ16 DQ31
AY_DQ17 1
16V 32
VSSQ VDDQ
AY_DQ18
33
DQ17 DQ30
AY_DQ19
34
DQ18 DQ29
AY_DQ20
35
VDDQ VSSQ
AY_DQ21
36
DQ19 DQ28
AY_DQ22 C4783
37
DQ20 DQ27
AY_DQ23 16V 1 38
VSSQ VDDQ
39
R4730 DQ21 DQ26
EXB38V820JV 40
DQ22 DQ25
41
VDDQ VSSQ
42
DQ23 DQ24
C4784
43
VDD VSS
16V 1
C4785 IC4518
4V 100
K4S643232F-TC60
R8004
TO 22
DG18
G-BOARD
R8001
(G18)
75
1
PC_B
R8005
2
22
3
PC_G
R8002
75
4
5
PC_R
6 R8006
22
R8003
75
89
90
TH-42PX20U-P
DG-BOARD (6 of 7) Schematic Diagram
46 47
GC_RGB/PC_RGB
RGB-LPF
IC8200
M52055FP-70BD
IC8201
IN3B IN3A
9 8
SWB
C1AB00001720
GND3 SW3
10 7 R8210 R8255 R8253
R8213
1.5k 1M 1M
220
IN2A OUT3
11 6 C8210
SWG 16V 10
SW2 OUT2
12 5 1
R8211
R8214 R8216 GINA/UINA
VCC GND2
1.5k 220 0
13 4 2
GSG1
C8211
SWR
IN2B OUT1 C8206
14 3 16V 0.1 3
16V GINB/UINB
R8212 R8215
GND1 SW1 0.1
1.5k 220
15 2 4
NC RINA/YINA
PC_R1
IN1A IN1B
C8212
16 1 5
BINA/VINA
R8217 16V 10
0
6
TV,VIDEO C8213 GSB1
PC
C8207
16V 0.1
7
SW9V 16V BINB/VINB
0.1
C8201 C8203 8
R8218
NC
16V 50V 4700
47 0.01 9
DISABLE
10
GND3
L8201 C8208 11 BOUT/VOUT
16V
EXCCL3225U1
0.1
12
VCC3
13
GND2
14
R4568 C8209 GOUT/UOUT
0
16V
0.1
R4734 SW9V
86
EXB38V820JV
C4789 AY_DQ15
85
1 AY_DQ14
84 16V
AY_DQ13
83 LC8001
AY_DQ12 EX.DAC 10U
82
AY_DQ11
81
AY_DQ10
80
R8065
AY_DQ9
79 10K R8066
AY_DQ8 FANSOS 0
78 1 16
SW1 VCC
R8073
77 22
R4733 FANMAX/MIN
2 SCL 15
76 EXB38V820JV SW0
R8067
75 0 3 14
DAC4 SDA
74
R8075
4 13
DAC3 SAD2 22
73
C4790
72 16V 1 5 12
DAC2 SAD1
71 R8074
FANONOFF
6 11 10K
DAC1 SAD0
70
FAN_CONT R8070
69 7 10
DAC0 SW3
AY_CLK 0
68
8 9
AY_CKE GND SW2
67
R8071
AY_A9
66
0
AY_A8 SW3 sw2
65
-------------
AY_A7 0 0 X0 GC
64
1 0 X2 PC
AY_A6
63
AY_A5
62
AY_A4
61
AY_A3 JS49
60
Q8011 JS55
SW9V
59 C4791
JS50
2SD1819A-TX
16V 1
58
R4732 JS51
57
EXB38V820JV R8055
C8011 JS70
AY_DQ31 C8010
56 16V 4.7k
50V JS52
AY_DQ30 100/16V
55 0.01
AY_DQ29 JS53
54
AY_DQ28
53 C4792
PC_HD R8059
16V 1 AY_DQ27 3.3 PC_HD55
52
JS56
AY_DQ26 C8017
51
10[KB]
R8060
AY_DQ25 D8004 JS57
50
3.3
MA3X15300L
49 AY_DQ24
JS58
Q8012
48
R4731
47 EXB38V820JV R8056 JS59
2SB1218A-TX_M
4.7k
46
JS60
45
SW9V
44
R8057
Q8013 R8078
4.7k
PC_HD 0
2SD1819A-TX
R8061 R8079
PC_VD
3.3 0
PC_VD55 PC_VD
C8018
10[KB] R8062
C8023
D8005 C8024
3.3
50V 50V
MA3X15300L
0.01 C C 470p
Q8014
2SB1218A-TX_M
R8058
4.7k
C8002
25V
22 PC_B
B PC_B1
NP
D8001
MAZ31100ML
C
C8004
25V
22 PC_G
G PC_G1
NP
D8002
MAZ31100ML
C8006
25V
22 PC_R
R PC_R1
NP
D8003
MAZ31100ML
48 49
R8254
1M
MAIN_5V
R8227
0
28
NC
C8214 C8219
27
RINB/YINB 16V
16V 0.1 0.1 LPF_G
26 1 3
GSR1
LC8202
C8215
2 4
16V 10 J0HAAB000012
25
LPF_B
24 1 3
VCC4
LC8203
R8222 L8202 2 4
C8217 C8220 J0HAAB000012
23
SYNCIN 16V EXCCL3225U1 16V
0 0.1 LPF_R
47
22 1 3
MUXSEL
LC8204
C8216 2 4
J0HAAB000012
21
VFC
16V 4R7 HD_S
R8224
20 1 3
RFC
1% LC8201
820 J0HAAB000012 2 4
19
GND4
L8203
VD_S
EXCCL3225U1
18 1 3
VCC1
LC8200
C8218 2 4
J0HAAB000012
17
ROUT/YOUT 16V
0.1
16
GND1
15
VCC2 R8228
C8221
L8204 75 1%
10 470 LPF_G
EXCCL3225U1
C8222 R8229
10 75 1% LPF_B
470
R8230
C8223
75
10 470 1% LPF_R
HD
HD_S
VD
VD_S
C8025 C8026
16V 50V
47 0.01
SCL2
SDA2
R8077
10K
JS6
JS7
JS8
JS62
JS64 JS8100 GC_VP
JS8101
JS8102
GC_HP
JS66
JS8103
JS8104
JS8105
JS68
PC_VD5
SWGC-PC
PC_HD5
50 51
99
TO
D-BOARD
(D3)
R8223
220
R8234 R8108 R8251 R8236 R8232 R8250
330 100 220 220 100 10K
JS8205
LC8206
J0HAAB000012
SW_CLP
1 3
2 4
G_OUT4
LPF_R
LPF_G
LPF_B
HD_S
VFC
R8239
R8208 R8205
0 0 0
SW_HP
R8209 R8206 R8240
0 0 0 SW_VP
DG-BOARD TNPA2816AB (6/7)
!
TH-42PX20U-P
DG-BOARD (6 of 7) Schematic Diagram
52 53
TH-42PX20U-P
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