14.15. DG-Board (1 of 8) Schematic Diagram
+
TOP
+
+
+
+
+
AV3_L
EC_BLUE
AV3_R
EC_FB
AV3_C,AV3_CGND,AV3_L,AV3_R,AV3_S,AV3_V,AV3_VGND,AV3_Y,AV3_YGND
TIMER_LED
PC_V
SP_MUTE
FANONOFF
AV3_Y
MAIN_DEF
POFF_DEF
SOS
TU_TXD
G-DRV
B_DRV
HPO
VPO
R-DRV
SUBON
AV3_V
SUB_YV
AV4_PB
MAIN_C
MAIN_YV
SUB_C
AV3_YGND
AV3_S
ALLOFF
LED-G
AMUTE
MCU-RST
AV3_C
AV3_Y
AV3_S
AV3_L
AV3_R
AV3_V
MSP_DEF
QLINK_SEL
EC_RED
EC_GREEN
AFC1
MAIN_Y_VBS
SUB_C_PB
SUB_Y_VBS
SUB_PR
MAIN_PR
MAIN_C_PB
MAIN_YV
SUB_C
SUB_YV
MAIN_C
AV4_Y
AV4_PB
AV4_PR
AV4_Y
AV4_PR
NCLP
REMOCON
AV2_QLINK
AV4_QLINK
SUB5VGK
LED-R
TVON
SOS_PANEL
AV3_C
AV3_CGND
TU_RXD
KEY
PC_H
PC_R_GND
PC_R
PC_G_GND
PC_G
PC_B_GND
PC_B
FAN-MAX/MIN
SUBON
AV_MUTE
SUB9V
SCL1
SDA1
AV3_VGND
AGC1
SCL0
SDA0
SRQ
MAIN9V
MAIN9V
MAIN9V
SUB5V
SOS-INFO
JS029
R1272
100
C1238
50V
100p
JS166
JS059
JS177
JS147
C1239
50V
100p
JS046
C1274
16V
47u
Q1025
2SD0601ALL
2SD0601A0L
B1ABCC000004
JS072
R1213
1k
JS035
JS144
R1214
47
JS065
JS030
JS040
JS045
JS044
R1235
4.7k
JS017
JS176
DG3
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
JS061
JS052
C1236
50V
270p
JS027
JS016
JS036
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
C1276
16V
1u
C1003
4V
220u
DG12
1
2
3
4
5
6
7
8
9
DL1001
ELKE103FA
1
2
3
C1277
16V
1u
R1075
1k
JS015
ZA1004
K4ZZ01000121
DL1032
ELKE103FA
1
2
3
JS149
JS043
JS025
IC1235
C0ZBZ0000800
1
Vcc2
2
SCLOUT
3
SCLIN
4
GND
5
ACC
6
SDAIN
7
SDAOUT
8
Vcc
R1284
100
C1270
16V
0.1u
DG2
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
JS068
JS195
0
TP47B
JS054
DL1015
ELKE103FA
1
2
3
DL1003
ELKE103FA
1
2
3
JS148
R1285
0
JS057
JS192
0
JS060
JS066
R1236
4.7k
C1275
16V
1u
JS028
C1280
16V
1u
JS146
ZA1003
K4ZZ01000121
R1237
10k
JS014
JS034
R1071
10k
JS048
R1000
47k
C1281
16V
1u
C1000
16V
0.1u
TP013
R1005
10k
TP016
JS172
DL1000
ELKE103FA
1
2
3
ZA1000
K4ZZ01000121
R1286
100
JS070
L1270
J0JCC0000241
C1007
4V
100u
DG1
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B11
B12
B13
B14
B15
B16
B17
B18
B19
B20
B21
B22
B23
B24
B25
B26
B27
B28
B29
B30
A26
A27
A28
A29
A30
B31
B32
B33
B34
A31
A32
A33
A34
DG18
1
2
3
4
5
6
C1008
16V
47u
JS019
C1235
50V
270p
JS018
DL1031
ELKE103FA
1
2
3
JS064
C1001
6.3V
47u
R1273
100
C1278
16V
1u
C1005
16V
47u
JS063
C1234
50V
0.01u
DL1046
ELKE103FA
1
2
3
AN15851A-E1
IC1270
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
JS168
DL1048
ELKE103FA
1
2
3
ZA1005
K4ZZ01000121
Q1026
2SD0601ALL
2SD0601A0L
B1ABCC000004
DL1064
ELKE103FA
1
2
3
R1215
10k
C1004
16V
0.1u
JS037
TP012
JS169
R1271
100
R1283
100
D1000
MA3X152K0L
JS145
R1222
0
JS170
JS020
R1287
100
R1224
0
JS186
0
R1281
47
R1280
47
JS031
ZA1002
K4ZZ01000121
C1006
16V
0.1u
JS021
TP47R
C1002
16V
0.1u
DL1051
ELKE103FA
1
2
3
TP47G
JS071
Q1007
2SD0601ALL
2SD0601A0L
B1ABCC000004
R1276
100
TP015
R1278
100
C1279
16V
1u
C1009
16V
0.1u
JS182
JS039
JS164
JS073
R1282
100
R1270
100
R1279
100
R1068
10k
TP014
TP017
JS053
JS026
DG6
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
SW_5V
GND
SL
GND
Audio Out
SDA0
MAIN-R
H_pulse
GND_R
GND_G
GND
GND
SCL0
IIC
KEYSAN
R
GND
SR
SDA1
V
SW
GND
GND_B
GND
C
MAIN-L
GND
GND_C
HPDET
EC_RGB
SCL1
S2
B
GND
GND
G
GND
Y
V3_DET
V_pulse
GND_3
AV3_input
GND_Y
GND_3
POWER
L_IN
R_IN
EQONOFF
SUBMONO
SUBVOL
SUBMUTE
(AMUTE)
SCL1
SDA1
GND
STB5V
RESET
POFF_DEF
MAIN_DEF
GND
GND
GND
SP.MUTE
FANSOS
FANMax/Min
FANONOFF
SOS
TVON
ALL_OFF
GND
LED_G
5V
STB_LED
STB_5V
GND
SW5V
MODEM_LED
TVON
NC?
A_GND
GND
GND
AC-ON/OFF
(SUBON)
BT30V
MAIN_2.5V
GND
GND
GND
GND
GND
GND
GND
SUB9V_2
SUB9V_2
MAIN9V
SUB5V_IDTV
SUB5V_IDTV
MAIN_12V
SUB5V
NR_12V
GND
GND
GND
MAIN3.3V
MAIN3.3V
UNREG7V
SUB5V
GND
GND
GND
GND
MAIN_2.5V
EC_B
EC_FB
EC_R
SUB9V
30V
SUB9V
MAIN9V
MAIN9V
SUB5V
SUB5V
MAIN3.3V
MAIN3.3V
A_GND
A_GND
EC_G
AV3_V
AV3_C
AV3_L
AV3_R
AV3_S
AV3_Y_GND
A_GND
AV3_C_GND
AV3_V_GND
AV3_Y
IDTV_R
IDTV_V
IDTV_L
IDTV
A_GND
SUB_C
AV4_Pb
SubVideo
MainVideo
A_GND
MAIN_C
AFT1
AV_MUTE
AFT2
Controll
A_GND
A_GND
SOUND_DEF
AV2_QLINK
AV4_QLINK
QLINK_SEL
MAIN_Y/VBS
A_GND
A_GND
A_GND
A_GND
G/Y/CV-1
B/U/SC-1
R/V/CY-1
L1
R1
Y/CV-2
U/SC-2
V/SY-2
L2
R2
VCC1
Y/CV-4
U/SC-4
L3
R3
U/SC-3
V/SY-3
Y/CV-3
V/SY-4
R4
L4
SDA
SCL
GND2
Y/SY/CV OUT1
U/SC OUT1
V/SY OUT1
L OUT1
R OUT1
R OUT2
L OUT2
Y/SY/CV OUT2
V/SY OUT2
U/SC OUT2
GND1
VCC2
SUB_Y/VBS
AV4_Y
AV4_Pr
NC
AV4_YUV
REALTIME/INTRA
ALL_OFF
STB_ON
(SOUND_MAIN_MUTE)
RESET
GND
CABLE_DET
GND
FAN_CONT
TXD_TU
RXD_TU
POWER_STATUS
TXD_PC(AUDIO-L)
RXD_PC(AUDIO-R)
REMOCON_OUT
GND
GND
GND
(SRQ)
SOS-OUT(SUB5V)
GOUT
BOUT
ROUT
GND
NCLPS
GND
GND
GND
GND
VD
HD
5V
GND
NC
MAIN9V
AGC1
(AGC2)
MAIN_5V
MAIN_5V
A
6
F
4
B
D
3
2
9
8
1
7
C
5
E
TO
(G7)
G-BOARD
TO
(K12)
K-BOARD
PA-BOARD
TO
(PA2)
H-BOARD
TO
(H1)
G-BOARD
TO
(G18)
AV SW
TO
(D3)
D-BOARD
5V<=>3.3V
PA-BOARD
TO
(PA6)
TV ON
TV ON
SUB ON
15
16
20
18
19
2
4
17
11
12
9
10
6
21
14
5
3
13
7
8
1
!
DG-BOARD TNPA2819 (1/8)
TH-42PA20B/E
DG-Board(1of8)Schematic Diagram
TH-42PA20B/E DG-Board(1of8)Schematic Diagram
51
Summary of Contents for TH-37PA20A
Page 20: ...4 TH 37PA20AA TH 37PA20FA TH 37PA20HA TH 37PA20MA TH 37PA20RA ...
Page 30: ...6 Mechanical Replacement Parts List 10 ...
Page 68: ...R483 ERG2FJS104D M 100KOHM J 2W 1 48 ...
Page 71: ...R1061 ERJ3GEYJ223 M 22KOHM J 1 16W 1 51 ...
Page 107: ...6 Mechanical Replacement Parts List 9 ...
Page 110: ...7 2 Electrical Replacement Parts List 12 ...
Page 144: ...R408 ERJ6GEYJ6R8 M 6 8 OHM J 1 10W 1 46 ...
Page 148: ...R1075 ERJ3GEYJ102 M 1KOHM J 1 16W 1 50 ...
Page 172: ...S300 K0F162B00002 SWITCH 1 74 ...
Page 287: ...2 Service Hint 7 TH 42PA20A TH 42PA20F TH 42PA20H TH 42PA20M TH 42PA20R ...
Page 288: ...8 TH 42PA20A TH 42PA20F TH 42PA20H TH 42PA20M TH 42PA20R ...
Page 308: ...7 3 Lead of wiring 3 ...
Page 309: ...7 4 Lead of wiring 4 ...
Page 315: ...9 3 Option Description ...
Page 316: ......
Page 317: ...10 CAT computer Aided Test mode ...
Page 330: ...17 Mechanical Replacement Parts List ...
Page 568: ...1 Applicable signals 4 TH 42PA20E TH 42PA20B ...
Page 572: ...5 Service Hint 8 TH 42PA20E TH 42PA20B ...
Page 578: ...7 Location of Lead Wiring 7 1 Lead of Wiring 1 7 2 Lead of wiring 2 14 TH 42PA20E TH 42PA20B ...
Page 579: ...7 3 Lead of wiring 3 15 TH 42PA20E TH 42PA20B ...
Page 580: ...7 4 Lead of wiring 4 7 5 Lead of wiring 5 16 TH 42PA20E TH 42PA20B ...
Page 586: ...22 TH 42PA20E TH 42PA20B ...
Page 587: ...9 3 Option Description 23 TH 42PA20E TH 42PA20B ...
Page 588: ...24 TH 42PA20E TH 42PA20B ...
Page 591: ...10 4 IIC mode structure following items value is sample data 27 TH 42PA20E TH 42PA20B ...