TC-20LB30 A-Board (5 of 5) Schematic Diagram
TC-20LB30 A-Board (5 of 5) Schematic Diagram
+
+
+
NP
OSDGM
AB_LEDG
AA_SCL3
OSDYM
OSDHM
MAIN5V
OSDVM
OSDYMM
OSDYMM
AA_SCL3
AA_SDA0
AB_SS_NR_SW
OSDR
OSDBM,OSDCLKM,OSDGM,OSDHM,OSDRM,OSDVM,OSDYMM,OSDYSM
OSDBM,OSDCLKM,OSDGM,OSDHM,OSDRM,OSDVM,OSDYMM,OSDYSM
OSDG
OSDRM
AB_GC3FM_RST
OSDYSM
OSDBM
AB_ODU_SHORT
AB_SUB_ON
OSDRM
OSDV
AB_INV_ON
AB_ODU_ON
AB_A_VOL
AA_SCL1_5
OSDVM
OSDH
AA_SCL0
OSDHM
AB_AGC_ADJ
AA_SDA1_5
AB_SOS
AB_A_MUTE
AB_LEDR
AB_SP_ON
OSDCLKM
AB_MON
_DEF
OSDBM
OSDYS
AB_A_BASS
OSDCLK
AA_SDA3
OSDGM
OSDCLKM
OSDYSM
AA_SRQ
AB_A_TRE
AA_SCL0
AA_SDA0
AB_IIC_SW1
AB_IIC_SW0
AB_DCC_B0
AA_SCL5_5
AA_SDA5_5
AB_LCDMUTE
AB_DCC_B2
AB_DCC_B1
AB_ECO_AI
AB_PANEL_ON
AF_PC_SYS
AF_PC_TXD
AF_PC_RST
AF_PC_RXD
AA_SDA3
AB_REMOTE
AB_GLP_RST
AA_SRQ
AA_SCL2
AB_KEY
AA_SDA2
STBY3.3V
STBY3.3V
OSDB
R1026
240
C1013
50V
3900p
C1039
16V
0.1u
R1151
33k
R1067
100
R1061
100
IC1008
C1ZBZ0001893
1
2
3
4
5
6
7
8
R1010
100
R1126
22
R1097
4.7k
R1032
6.8k
C1043
16V
10u
R1145
0
Q1004
2SC584500L
MAIN5V
R1035
430
C1027
50V
12p
R1121
100
R1033
1k
R1037
100
R1017
1k
C1032
50V 100p
R1034
0
R1036
100
C1012
50V
0.01u
R1056
100
R1021
1k
R1022
3.3k
R1077
4.7k
C1007
16V
0.022u
R1015
0
R1113
0
R1100
100
C1003
100u
4V
Q1008
UNR521100L
C1004
16V
47u
R1114
0
C1024
50V
12p
R1104
100
R1065
1k
R1086
0
SUB5V
R1058
100
C1031
16V
0.1u
C1011
4.7u
10V
R1085
0
R1031
2.7k
Q1003
2SC584500L
C1015
16V 0.1u
Q1001
2SC584500L
R1110
0
R1023
220
R1009
0
D1003
MAZ80430ML
R1082
0
R1138
100
R1051
10k
R1045
18k
C1020
50V
470p
R1020
150
TVRN353
IC1002
1
E0
2
E1
3
E2
4
VSS
5
SDA
6
SCL
7
WC
8
VCC
R1024
2.7k
MAIN5V
R1146
4.7k
R1019
10k
R1030
2.7k
R1013
0
C1041
10V
1u
R1008
2.7k
R1039
33k
R1107
11k
R1094
100
R1124
22k
R1064
100
R1012
100
R1123
10k
R1028
10k
R1025
2.7k
C1055
50V
0.01u
MAIN5V
C1010
10V
1u
R1096
0
C1008
50V
100p
C1061
50V
0.01u
R1088
4.7k
Q1007
2SC584500L
Q1002
2SC584500L
R1003
47k
R1099
100
Q1013
UNR221500L
R1040
47k
STBY3.3V
X1001
H0J400400025
R1059
100
R1057
100
MAIN5V
R1079
0
A12
K1KA08A00138
1
2
3
4
5
6
7
8
C1076
6.3V
1u
R1101
100
R1014
0
R1080
0
R1043
0
R1136
100
R1027
12k
R1152
100
C0EBE0000341
IC1003
1
Vo
2
GND
3
Cd
5
VIN
4
VOR
R1147
4.64k
R1125
22
C1014
16V
0.1u
R1002
10k
C1040
10V
1u
D1002
MAZ80620ML
C1028
16V
0.1u
R1137
100
C930
10V
1u
Q1005
2SC584500L
R1128
10k
R1144
4.64k
R1103
100
C1006
10V
1u
R1081
0
R1004
47k
STBY3.3V
C1009
10V
1u
R1093
100
R1098
4.7k
R1066
1k
C1029
6.3V
47u
C1016
50V
18p
R1141
100
R1042
390k
R1005
47k
R1047
100
R1083
0
R1074
0
C937
10V
1u
MAIN5V
R1127
10k
R1006
2.7k
R1007
10k
Q1006
2SC584500L
R1105
0
R1029
1M
C1046
50V
0.01u
R1018
470
SUB5V
R1095
0
D1007
MA2J72800L
C1030
10V
1u
R1016
0
R1038
100
C1005
10V
1u
C1022
10V
1u
R1135
100
C1023
50V
560p
R1087
11k
C1048
10V
1u
R1048
10k
C1026
16V
0.1u
R1053
7.15k
IC1001
MN102H57KLF
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
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
R1084
0
C1025
10V
1u
PC_TXD
SCL0
NC
MON_DEF
PC_RXD
SCL2/SCL1
NC
SDA0
Surrund ON
GLP_RST
SBI
SCL0
SOS
SDA3
DCC B0
OSC1
ODU_ON
A_MUTE
NC
VDD
PC_SYS
SCL3
SDA2
SCL2
CC_IN
LED(R)
AGC_ADJ
AGC_CONT
A_TREBLE
STOP MODE
IIC_SW1
PC_FID_DET
GC_RST
ODU_SHORT
PANEL_ON
OSD(B)
VIDEO_AGC
RESET
SUB5V_DET
VREFLS
STOP_MODE
PDO
VREFHS
CLH
IIC_SW0
H SYNC
OSDXI
OSD(G)
LED(G)
Vpp
OSD(R)
NC
SDA1
VSS
SCL1
FLASH
YS
REMOTE
VSYNC
YM
IREF
VCOI
COMP
AVDD
CLL
MAIN_SW
CC
TEST
TV_ON
5V Prog
INV_ON
SBI
SB0
NC
SRQ
KEY
RESET
EEPROM
SDA0
VSS
STBBY +B
NC
ECO_AI
OSC2
A_BASS
EEPROM
BS_CN
A_VOL
LCDMUTE
BS_ON
PC_RST
NC
GND
SS_SW
IRQ
SDA2/SDA1
IIC-BUS
Z009-0005
DCC B1
DCC B2
42
45
37
41
39
40
44
38
43
51
52
53
54
55
56
57
58
A-BOARD TNPH0580 (5/5)
MCU
TEMPERATURE
RESET/STB 3.3V
FOR
FACTORY USE
SENSOR
0
0
3.2
1.4
3.3
0.1
3.0
0
3.2
3.2
4.8
3.2
4.7
0
3.1
3.2
0
1.6
1.4
1.6
1.4
3.1
3.2
3.2
3.1
3.2
1.5
3.2
0
3.3
0
1.6
2.6
0
1.6
2.5
0
0
0
3.2
0
0
3.2
3.2
0
0.4
0
3.2
0
0
0.8
0
3.0
0
0
2.7
1.9
1.2
3.2
3.2
3.1
3.2
1.7
0
0
0
3.2
0
3.0
0
0
3.3
0
1.9
3.1
3.3
0
1.6
0
2.4
1.4
0
0
3.3
3.3
3.3
3.3
3.3
0
0
0
0
3.2
5.0
3.3
0
2.4
4.3
4.3
0
0
5.0
5.0
0
0
0
3.2
3.2
3.2
3.1
3.2
5.0
3.2
4.1
4.9
3.5
2.2
0
0
2.2
0
0
0.6
0
0
1.9
4.9
3.5
2.1
5.0
2.4
2.8
4.8
2.1
3.2
0
1.8
0
0
0
Содержание TC20LB30 - 20" LCD COLOR TV
Страница 12: ...7 Location of Lead Wiring 12 TC 20LB30 ...
Страница 16: ...10 Block and Schematic Diagram 10 1 Schematic Diagram Notes 25 ...
Страница 17: ...25 ...