14.33. DG-Board (2 of 7) Schematic Diagram
TO
P
L.F
TO
P
L.F
TOP
SIDE
TERM
VAO_MUTE
AFC1
AFC_1ST_TNR
SCL2
MAIN_Y
HDMI_L
DVI_R
DVI_L
SD
A2
HDMI_PR
SCL2
SD
A2
AB_SCL3
AB_SD
A3
FA
1
SCL2
SD
A1
SCL1
RESET
BT30
HDMI_Y
RXD_TU1
SUB_Y
SUB_PB2
SUB_Y2
SBIJPG
MAIN_PB1
SCLHDMI
SD
A2
HDMI_R
SCL2
SDA2
HDMIWP
HDMIINT
HDMI_PB
DVI_Y
DVI_PB
DVI_PR
JPEG_Y
JPEG_C
SDAHDMI
XRSTJPG
INT0JPG
INT1JPG
SBTJPG
SBOJPG
A
UDIO_L
POFF_DEF
MAIN_DEF
A
UDIO_R
TXD_TU1
LO
ADER_IN_SEL
MAIN_Y
SUB_Y
SUB_PR1
SUB_PB
MAIN_PB
MAIN_PR1
MAIN_PR
MAIN_Y1
AFC2_2
AFC_1ST_TNR
AFC_1ST_TNR_1
AFC2
SD
A2_2
SCL2_2
FM_TRAP
AUDIO_GND
AUDIO_R
AUDIO_GND
AFC_1ST_TNR_1
AFC2_2
FM_TRAP_1
SDA2_2
SUB_Y2
SUB_PB2
SUB_PR2
MAIN_PB1
MAIN_PR1
S3
L3
R3
JPEG_C
BBE_L
ATSC_Y
ATSC_PB
ATSC_PR
ATSC_L
ATSC_R
DVI_Y
DVI_PR
DVI_L
DVI_R
V3
L3
PC_VD
S3
PC_HD
Y3
KEY_SCAN2
SUB5V
R3
KEY_SCAN1
C3_3
V3
HP_DET
SUB_PR2
D
VI_PB
A
TSC_V
BBE_R
JPEG_Y
Y3
MAIN_Y1
SCL2_2
V
A
O_MUTE
A
UDIO_L
SUB9V
SUB5V
BT30
HP_DET
SUB_Y_CC
MAIN_Y_CC
STB3.3V
MAIN_5V
SUB9V
SUB9V
SUB5V
R4828
0
DG8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
LC4359
K212T256AL
1
2
3
4
LC4383
ERJ6GEY0R00V_C
Q4559
2SD1819A-TX
R4833
220
L4560
J0JHC0000035
T601
G1BYYYH00004
2
1
3
4
LC4411
K212T256AL
1
2
3
4
R4831
220
R4821
10K
DG14
1
2
3
LC4357
K212T256AL
1
2
3
4
C4817
16V
1
R4825
470
LC4302
K212T256AL
1
2
3
4
LC4301
K212T256AL
1
2
3
4
LC4329
ERJ6GEY0R00V_C
R4817
100
LC4381
ERJ6GEY0R00V_C
LC4360
K212T256AL
1
2
3
4
LC4387
J0HAAB000012
1
2
3
4
LC4309
K212T256AL
1
2
3
4
R4830
12K
L4812
10
LC4371
J0HAAB000012
1
2
3
4
LC4351
K212T256AL
1
2
3
4
C4834
6.3V
6.8
DG21
1
2
3
4
5
6
7
8
LC4304
K212T256AL
1
2
3
4
LC4327
ERJ6GEY0R00V_C
LC4306
K212T256AL
1
2
3
4
LC4379
ERJ6GEY0R00V_C
LC4361
K212T256AL
1
2
3
4
DG6
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
L4561
J0JHC0000035
R4631
0
1%
R4815
1.5k
IC4811
PQ09TZ11
1
2
3
4
5
6
R4824
470
LC4369
J0HAAB000012
1
2
3
4
LC4334
K212T256AL
1
2
3
4
L4557
J0JHC0000035
LC4308
K212T256AL
1
2
3
4
R4823
10K
R4630
0
DG22
1
2
3
4
5
6
7
LC4385
J0HAAB000012
1
2
3
4
LC4352
ERJ6GEY0R00V_C
R167
10K
LC4326
ERJ6GEY0R00V_C
LC4362
K212T256AL
1
2
3
4
LC4414
J0HAAB000012
1
2
3
4
LC
4325
ER
J6G
EY0R00V_C
R4827
1k
C4813
10V
33/10V
R4822
10K
L4558
J0JHC0000035
LC4366
J0HAAB000012
1
2
3
4
LC4355
K212T256AL
1
2
3
4
LC4307
K212T256AL
1
2
3
4
R168
100
1%
R4816
1.37k
Q4560
2SD1819A-TX
LC4335
ERJ6GEY0R00V_C
T602
G1BYYYH00004
2
1
3
4
LC4358
K212T256AL
1
2
3
4
LC4413
J0HAAB000012
1
2
3
4
LC4324
ERJ6GEY0R00V_C
C4833
6.3V
6.8
R4820
10K
L4559
J0JHC0000035
LC4367
J0HAAB000012
1
2
3
4
R4826
1k
R4832
220
LC4353
K212T256AL
1
2
3
4
C4818
4V
100
C4814
16V
0.1
LC4305
K212T256AL
1
2
3
4
LC4333
ERJ6GEY0R00V_C
LC4425
J0HAAB000012
1
2
3
4
LC4421
J0HAAB000012
1
2
3
4
LC4424
J0HAAB000012
1
2
3
4
LC4423
J0HAAB000012
1
2
3
4
LC4422
J0HAAB000012
1
2
3
4
DG51
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
R4835
0
Q4516
2SD1819A-TX
R4837
220
R4850
220
R4843
68
R4841
560
R4838
220
R4849
220
R4845
200
Q4514
2SD1819A-TX
Q4517
2SB1218A-TX_M
R4842
68
R4844
68
R4852
560
R4846
200
R4847
200
R4851
560
R4853
560
Q4515
2SD1819A-TX
R4839
560
R4848
220
R4836
220
R4840
560
Q4519
2SB1218A-TX_M
Q4518
2SB1218A-TX_M
LC4426
J0HAAB000012
1
2
3
4
LC4428
J0HAAB000012
1
2
3
4
LC4427
J0HAAB000012
1
2
3
4
LC4430
J0HAAB000012
1
2
3
4
LC4429
J0HAAB000012
1
2
3
4
DG1
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
R4629
0
R4632
0
D4603
MAZ31100ML
LC4391
J0HAAB000012
1
2
3
4
LC4388
J0HAAB000012
1
2
3
4
LC4374
J0HAAB000012
1
2
3
4
D4602
MAZ31100ML
LC4395
J0HAAB000012
1
2
3
4
LC4372
ERJ3GEY0R00V
1
2
3
4
R4633
0
LC4365
K212T256AL
1
2
3
4
LC4380
J0HAAB000012
1
2
3
4
LC4368
K212T256AL
1
2
3
4
R4834
2200
LC4393
J0HAAB000012
1
2
3
4
LC4363
K212T256AL
1
2
3
4
LC4384
J0HAAB000012
1
2
3
4
DG7
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
D4601
MAZ31100ML
LC4370
J0HAAB000012
1
2
3
4
JS4394
JS4393
JS4392
R_IN
STB5V
LODER_IN_SEL
SD
A2
SCL1
SD
A1
EQONOFF
SUBMONO
SUBV
OL
SUBMUTE
GND
RX(P
ANEL_SCL3)
TX(P
ANEL_SD
A3)
GND
STB5V
READ
Y
(DG->TU,H)
Vadj
OUT
IN
PQ07VZ012ZP
GND
SW
GND
VPP
GND
IIC_CONT
MAIN
SUB
5V
A
5VD2
SDO
C
/CS
5VD
SDI
DGND
AG
N
D
RESET
SCLK
Y
DGND
TX
SRQ
GND
GND
GND
GND
RX
SCL2
F
AN+B
GND
RESET
GND
POFF_DEF
GND
SCL1
(AMUTE)
MAIN_DEF
L_IN
GND
SD
A1
SP_MUTE
GND
GND_C
V3_DET
PC_HD
S2
C
GND
V
GND_Y
SW_5V
SR
Y
KEYSCAN2
GND
GND
HP_DET
PC_VD
SW
SL
GND
KEYSCAN1
18
14
12
10
16
11
15
13
17
5
6
4
2
3
1
7
8
14
15
13
11
17
20
19
12
18
16
21
22
23
24
25
DG-BOARD TNPA2816AB (2/7)
!
TO
(PJG22)
JG-BOARD
TO
(PJG21)
JG-BOARD
TO
(DV7)
DV-BOARD
(H1)
H-BOARD
TO
(PA8)
PA-BOARD
TO
(PA6)
PA-BOARD
TO
G-BOARD
TO
(G7)
AVR 9V
TH-42PX20U-P
DG-BOARD (2 of 7) Schematic Diagram
TH-42PX20U-P
DG-BOARD (2 of 7) Schematic Diagram
95
Summary of Contents for TH-42PX20U/P Operating
Page 9: ...6 2 Lead of Wiring 2 9 ...
Page 10: ...6 3 Lead of Wiring 3 10 ...
Page 11: ...6 4 Lead of Wiring 4 11 ...
Page 12: ...6 5 Lead of Wiring 5 12 ...
Page 34: ...15 2 Parts Location 2 34 ...
Page 35: ...15 3 Parts Location 3 35 ...
Page 36: ...36 ...
Page 37: ...15 4 Parts Location 4 15 5 Parts Location 5 37 ...
Page 38: ...38 ...
Page 42: ...17 2 Electrical Replacement Parts List 42 ...
Page 54: ...D12 K1KA07A00189 7P CONNECTOR 1 54 ...
Page 348: ...1 Applicable signals 4 TH 42PX20U P ...
Page 353: ...6 Location of Lead Wiring 6 1 Lead of Wiring 1 9 TH 42PX20U P ...
Page 354: ...6 2 Lead of Wiring 2 10 TH 42PX20U P ...
Page 355: ...6 3 Lead of Wiring 3 11 TH 42PX20U P ...
Page 356: ...6 4 Lead of Wiring 4 12 TH 42PX20U P ...
Page 357: ...6 5 Lead of Wiring 5 13 TH 42PX20U P ...
Page 358: ...6 6 Lead of Wiring 6 14 TH 42PX20U P ...
Page 367: ...9 4 IIC mode structure following items value is sample data 23 TH 42PX20U P ...
Page 376: ...32 TH 42PX20U P ...