DOWNLOAD LG 37LH5000 / 37LH5010 / 37LH5020 (CHASSIS:LD91B) Service Manual ↓ Size: 3.84 MB | Pages: 28 in PDF or view online for FREE

Model
37LH5000 37LH5010 37LH5020 (CHASSIS:LD91B)
Pages
28
Size
3.84 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
37lh5000-37lh5010-37lh5020-chassis-ld91b.pdf
Date

LG 37LH5000 / 37LH5010 / 37LH5020 (CHASSIS:LD91B) Service Manual ▷ View online

THE    SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE    SYMBOL MARK OF THE SCHEMETIC.
DDR_DQ[16-31]
DDR_DQ[16]
DDR_DQ[17]
DDR_DQ[18]
DDR_DQ[19]
DDR_DQ[20]
DDR_DQ[21]
DDR_DQ[22]
DDR_DQ[23]
DDR_DQ[24]
DDR_DQ[25]
DDR_DQ[26]
DDR_DQ[27]
DDR_DQ[28]
DDR_DQ[29]
DDR_DQ[30]
DDR_DQ[31]
DDR_DQ[27]
DDR_DQ[28]
DDR_DQ[25]
DDR_DQ[30]
DDR_DQ[22]
DDR_DQ[17]
DDR_DQ[19]
DDR_DQ[20]
DDR_DQ[31]
DDR_DQ[24]
DDR_DQ[26]
DDR_DQ[29]
DDR_DQ[23]
DDR_DQ[16]
DDR_DQ[18]
DDR_DQ[21]
DDRB_A[0-12]
DDRB_A[0]
DDRB_A[1]
DDRB_A[2]
DDRB_A[3]
DDRB_A[4]
DDRB_A[5]
DDRB_A[6]
DDRB_A[7]
DDRB_A[8]
DDRB_A[9]
DDRB_A[10]
DDRB_A[11]
DDRB_A[12]
DDRB_A[10]
DDRB_A[1]
DDRB_A[9]
DDRB_A[12]
DDRB_A[7]
DDRB_A[5]
DDRB_A[0]
DDRB_A[2]
DDRB_A[4]
DDRB_A[6]
URSA_DQ[27]
URSA_DQ[28]
URSA_DQ[25]
URSA_DQ[30]
URSA_DQ[22]
URSA_DQ[17]
URSA_DQ[19]
URSA_DQ[20]
URSA_DQ[31]
URSA_DQ[24]
URSA_DQ[26]
URSA_DQ[29]
URSA_DQ[23]
URSA_DQ[16]
URSA_DQ[18]
URSA_DQ[21]
URSA_A[10]
URSA_A[1]
URSA_A[9]
URSA_A[12]
URSA_A[7]
URSA_A[5]
URSA_A[0]
URSA_A[2]
URSA_A[4]
URSA_A[6]
DDRA_A[2]
URSA_DQ[4]
DDR_DQ[11]
DDRA_A[1]
URSA_DQ[6]
DDR_DQ[10]
DDRA_A[0]
DDR_DQ[9]
DDR_DQ[8]
DDR_DQ[7]
URSA_DQ[14]
URSA_DQ[2]
DDR_DQ[6]
URSA_DQ[9]
DDR_DQ[5]
URSA_DQ[0]
DDR_DQ[4]
URSA_DQ[7]
DDRA_A[0-12]
DDRA_A[4]
DDR_DQ[3]
DDR_DQ[4]
DDRA_A[6]
DDR_DQ[2]
URSA_DQ[12]
URSA_DQ[11]
DDR_DQ[3]
DDRA_A[0]
DDR_DQ[1]
DDRA_A[2]
DDR_DQ[1]
DDR_DQ[0]
DDRA_A[5]
DDR_DQ[6]
DDRA_A[7]
DDR_DQ[14]
URSA_DQ[5]
URSA_DQ[15]
DDRA_A[12]
DDR_DQ[9]
DDRA_A[9]
DDR_DQ[12]
DDR_DQ[11]
DDRA_A[10]
DDR_DQ[5]
DDRA_A[1]
DDR_DQ[2]
DDR_DQ[0]
DDRA_A[12]
DDR_DQ[0-15]
URSA_DQ[3]
DDR_DQ[7]
DDRA_A[11]
DDR_DQ[13]
DDRA_A[10]
URSA_DQ[10]
DDR_DQ[10]
DDRA_A[9]
URSA_DQ[8]
DDR_DQ[8]
DDRA_A[8]
DDR_DQ[15]
DDRA_A[7]
DDR_DQ[15]
DDRA_A[6]
URSA_DQ[13]
DDRA_A[5]
DDR_DQ[14]
DDRA_A[4]
DDR_DQ[13]
DDRA_A[3]
URSA_DQ[1]
DDR_DQ[12]
DDRA_A[3]
URSA_A[3]
URSA_A[1]
URSA_A[10]
URSA_A[9]
URSA_A[12]
URSA_A[7]
URSA_A[5]
URSA_A[2]
URSA_A[0]
URSA_A[6]
URSA_A[4]
DDRB_A[11]
DDRB_A[8]
DDRA_A[8]
DDRA_A[11]
URSA_A[11]
URSA_A[8]
URSA_A[8]
URSA_A[11]
URSA_A[3]
DDRB_A[3]
AR1000
56
AR1002
56
AR1001
56
AR1003
56
AR1013
22
AR1014
22
AR1015
22
URSA_DQ[0-31]
010:AL20;009:AB4
R1000
150
OPT
AR1006
56
AR1005
56
AR1007
56
AR1010
22
AR1004
56
AR1011
22
AR1012
22
R1039
150
OPT
URSA_DQ[0-31]
010:E20;009:AB4
URSA_A[0-12]
+1.8V_FRC_DDR
+1.8V_FRC_DDR
+1.8V_FRC_DDR
+1.8V_FRC_DDR
+1.8V_FRC_DDR
+1.8V_FRC_DDR
+1.8V_FRC_DDR
+1.8V_FRC_DDR
+1.8V_FRC_DDR
+1.8V_FRC_DDR
R1025
22
R1027
22
R1008
22
R1024
22
R1005
22
R1006
22
R1033
56
R1034
56
R1032
56
R1014
56
R1031
56
R1015
56
R1012
56
R1035
56
R1016
56
R1036
56
R1017
56
R1013
56
C1023
10uF
C1028
10uF
C1002
10uF
AR1016
22
AR1017
22
URSA_MCLKZ
009:J10
URSA_BA1
010:T9;009:R4
URSA_WEZ
010:T8;009:R4
URSA_RASZ
URSA_DQM3
009:J15
URSA_MCLKE
010:T9;009:T4
URSA_DQSB3
009:J13
URSA_ODT
010:Y14;009:J10
URSA_CASZ
URSA_DQM2
009:J15
B_URSA_BA0
URSA_BA0
010:T9;009:S4
URSA_DQS2
009:J14
B_URSA_BA1
URSA_MCLK
009:J11
URSA_DQS3
009:J13
URSA_DQSB2
009:J14
B_URSA_MCLKE
010:T10
B_URSA_WEZ
010:T10
B_URSA_BA1
B_URSA_BA0
B_URSA_WEZ
010:Q13
B_URSA_MCLKE
010:Q14
B_URSA_RASZ
010:R16
B_URSA_CASZ
010:R16
B_URSA_RASZ
B_URSA_CASZ
AR1018
22
AR1019
22
A_URSA_BA1
010:AA15
A_URSA_BA0
010:AA15
A_URSA_MCLKE
010:Z14
A_URSA_WEZ
010:Y13
URSA_BA0
010:V10;009:S4
URSA_BA1
010:V10;009:R4
URSA_WEZ
010:V10;009:R4
URSA_MCLKE
010:V10;009:T4
A_URSA_RASZ
A_URSA_CASZ
URSA_RASZ
URSA_CASZ
A_URSA_MCLKE
010:V9
URSA_MCLKZ1
009:AB4
URSA_DQS0
009:X4
A_URSA_CASZ
010:X16
URSA_DQSB0
009:X4
URSA_DQM1
009:W4
A_URSA_BA1
A_URSA_BA0
A_URSA_RASZ
010:X16
URSA_MCLK1
009:AB4
A_URSA_WEZ
010:V8
URSA_ODT
010:Q14;009:J10
URSA_DQS1
009:Y4
URSA_DQM0
009:X4
URSA_DQSB1
009:Y4
C1001
10uF
10V
C1022
10uF
10V
IC1000
HYB18TC256160BF-2.5
J2
VREF
J8
CK
H2
VSSQ_2
B7
UDQS
N8
A4
P8
A8
L1
NC_4
L2
BA0
R8
NC_3
K7
RAS
F8
VSSQ_3
F3
LDM
P3
A9
M3
A1
N3
A5
K8
CK
R3
NC_5
L3
BA1
J7
VSSDL
L7
CAS
F2
VSSQ_4
B3
UDM
M2
A10/AP
K2
CKE
R7
NC_6
M7
A2
N7
A6
M8
A0
J1
VDDL
K3
WE
E8
LDQS
P7
A11
K9
ODT
A2
NC_1
N2
A3
P2
A7
H8
VSSQ_1
F7
LDQS
A8
UDQS
R2
A12
L8
CS
E2
NC_2
E7
VSSQ_5
D8
VSSQ_6
D2
VSSQ_7
A7
VSSQ_8
B8
VSSQ_9
B2
VSSQ_10
P9
VSS_1
N1
VSS_2
J3
VSS_3
E3
VSS_4
A3
VSS_5
G9
VDDQ_1
G7
VDDQ_2
G3
VDDQ_3
G1
VDDQ_4
E9
VDDQ_5
C9
VDDQ_6
C7
VDDQ_7
C3
VDDQ_8
C1
VDDQ_9
A9
VDDQ_10
R1
VDD_1
M9
VDD_2
J9
VDD_3
E1
VDD_4
A1
VDD_5
B9
DQ15
B1
DQ14
D9
DQ13
D1
DQ12
D3
DQ11
D7
DQ10
C2
DQ9
C8
DQ8
F9
DQ7
F1
DQ6
H9
DQ5
H1
DQ4
H3
DQ3
H7
DQ2
G2
DQ1
G8
DQ0
IC1001
HYB18TC256160BF-2.5
J2
VREF
J8
CK
H2
VSSQ_2
B7
UDQS
N8
A4
P8
A8
L1
NC_4
L2
BA0
R8
NC_3
K7
RAS
F8
VSSQ_3
F3
LDM
P3
A9
M3
A1
N3
A5
K8
CK
R3
NC_5
L3
BA1
J7
VSSDL
L7
CAS
F2
VSSQ_4
B3
UDM
M2
A10/AP
K2
CKE
R7
NC_6
M7
A2
N7
A6
M8
A0
J1
VDDL
K3
WE
E8
LDQS
P7
A11
K9
ODT
A2
NC_1
N2
A3
P2
A7
H8
VSSQ_1
F7
LDQS
A8
UDQS
R2
A12
L8
CS
E2
NC_2
E7
VSSQ_5
D8
VSSQ_6
D2
VSSQ_7
A7
VSSQ_8
B8
VSSQ_9
B2
VSSQ_10
P9
VSS_1
N1
VSS_2
J3
VSS_3
E3
VSS_4
A3
VSS_5
G9
VDDQ_1
G7
VDDQ_2
G3
VDDQ_3
G1
VDDQ_4
E9
VDDQ_5
C9
VDDQ_6
C7
VDDQ_7
C3
VDDQ_8
C1
VDDQ_9
A9
VDDQ_10
R1
VDD_1
M9
VDD_2
J9
VDD_3
E1
VDD_4
A1
VDD_5
B9
DQ15
B1
DQ14
D9
DQ13
D1
DQ12
D3
DQ11
D7
DQ10
C2
DQ9
C8
DQ8
F9
DQ7
F1
DQ6
H9
DQ5
H1
DQ4
H3
DQ3
H7
DQ2
G2
DQ1
G8
DQ0
R1002
1K
1%
R1038
1K1%
R1001
1K1%
R1037
1K1%
C1020
0.1uF
C1016
0.1uF
C1007
0.1uF
C1015
0.1uF
C1009
0.1uF
C1018
0.1uF
C1004
0.1uF
C1025
0.1uF
C1026
0.1uF
C1012
0.1uF
C1027
0.1uF
C1005
0.1uF
C1019
0.1uF
C1011
0.1uF
C1003
0.1uF
C1006
0.1uF
C1017
0.1uF
C1024
0.1uF
C1014
0.1uF
C1013
0.1uF
C1039
0.1uF
C1038
0.1uF
C1029
0.1uF
C1041
0.1uF
C1037
0.1uF
C1031
0.1uF
C1040
0.1uF
C1034
0.1uF
C1033
0.1uF
C1036
0.1uF
C1035
0.1uF
C1030
0.1uF
C1010
0.1uF
DDR2 1.8V By CAP - Place these Caps near Memory
MST7327N DDR2
10
12
EAX57644501
2008.12.12
THE    SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE    SYMBOL MARK OF THE SCHEMETIC.
GND
C1103
330pF
50V
SCART1_DET
C1124
330pF
50V
SC2_ID
SC1_G
SC1_CVBS_IN
SC1_R_IN
2:S14
C1123
330pF
50V
SC1_ID
2:E16
REC_8
SC1_B
SC1_L_IN
C1108
220pF
50V
OPT
SC2_L_IN
SC2_R_IN
SC1_FB
C1107
100uF
16V
SC2_CVBS_IN
C1125
220pF
50V
OPT
C1102
330pF
50V
SC1_R
SCART2_DET
C1122
100uF
16V
+3.3V
+3.3V
SC_RE1
1:AJ19
REC_8
AI8
Q1116
2SC3052
E
B
C
SC_RE2
1:AJ19
+12V
Q1117
2SC3052
E
B
C
Q1118
2SC3052
E
B
C
C1109
47uF
16V
Q1111
2SC3052
E
B
C
+12V
DTV/MNT_VOUT
R1188
51K
OPT
R1123
11K
D1101
30V
OPT
D1102
30V
OPT
D1103
30V
OPT
D1104
30V
OPT
D1106
30V
OPT
D1109
30V
OPT
D1111
30V
OPT
D1112
30V
OPT
D1115
30V
OPT
D1118
30V
OPT
D1100
5.6V
OPT
D1105
5.6V
OPT
D1107
5.6V
OPT
D1108
5.6V
OPT
D1113
5.6V
OPT
D1114
5.6V
OPT
D1116
5.6V
OPT
D1117
5.6V
OPT
R1118
62K
L1100
120-ohm
L1101
120-ohm
L1105
120-ohm
L1106
120-ohm
L1109
BLM18PG121SN1D
Q1109
ISA1530AC1
out_of_stock
E
B
C
C1141
0.1uF
50V
C1139
0.1uF
50V
C1104
10uF
35V
Q1120
2SC3052
E
B
C
L1104
BLM18PG121SN1D
+12V
C1144
0.1uF
50V
FE_VSCART_OUT
C1142
47uF
16V
C1145
0.1uF
50V
Q1119
ISA1530AC1
out_of_stock
E
B
C
SCART1_Rout
DTV/MNT_L_OUT
SCART2_Lout
DTV/MNT_R_OUT
+12V
IC1103
LM324D
3
3
2
2
4
4
1
1
6
6
5
5
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
TV_L_OUT
SCART2_Rout
SCART1_Lout
TV_R_OUT
TV_L_OUT
2SC3052
Q1129
DTV/MNT_R_OUT
Q1131
RT1P141C-T112
1
2
3
2SC3052
Q1128
DTV/MNT_L_OUT
2SC3052
Q1127
Q1130
RT1P141C-T112
1
2
3
2SC3052
Q1126
TV_R_OUT
TV_L_OUT
002:P7
TV_R_OUT
002:P7
DTV/MNT_R_OUT
DTV/MNT_L_OUT
R1179
680
OPT
C1126
0.1uF
50V
R1185
0
R1187
0
R1182
0
0
R1117
R1105
0
0
R1133
R1134
0
C1105
0.1uF
16V
C1113
0.1uF
16V
C1132
0.1uF
C1131
0.1uF
R1147
10K
R1108
10K
R1121
10K
R1128
10K
R1154
10K
R1153
10K
R1110
10K
R1178
10K
R1148
10K
R1127
12K
R1111 12K
R1112
12K
R1129
12K
R1186
12K
R1167
15K
R1175
15K
R1184
15K
R1181
1K
R1180
1K
R1126
1K
R1159
1K
R1196
2.2K
R1191
2.2K
R1190
2.2K
R1197
2.2K
R1114
22
R1150
2K
R1151
2K
R1149
2K
R1152
2K
R1176
2K
OPT
R1146
33K
R1155
33K
R1156
33K
R1145
33K
C1129
33pF
R1130
33pF
C1128
33pF
C1127
33pF
R1122
4.7K
R1124
4.7K
R1162
470
R1140
470
R1192
470K
OPT
R1195
470K
OPT
R1103
470K
R1115
470K
R1116
470K
R1100
470K
R1194
470K
OPT
R1193
470K
OPT
R1166
47K
R1174
47K
C1119
47pF
50V
C1106
47pF
50V
R1158
5.6K
R1157
5.6K
R1144
5.6K
R1143
5.6K
R1177
560
OPT
R1139
75
R1109
75
R1106
75
R1104
75
R1102
75
R1101
75
R1137
75
C1120
OPT
C1101
OPT
C1121
OPT
C1100
OPT
JK1101
1
R_OUT
2
R_IN
3
L_OUT
4
GND
5
GND
6
L_IN
7
.
8
SC2_ID
9
.
10
.
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
21
23
23
22
22
JK1100
1
R_OUT
2
R_IN
3
L_OUT
4
GND
5
GND
6
LIN
7
B
8
SC_ID
9
.
10
.
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
21
23
23
22
22
R1136
75
R1107
75
R1131
390
R1113
390
R1161
120
R1138
120
C1134
10uF
16V
C1133
10uF
16V
C1135
10uF
16V
C1136
10uF
16V
L1107
BLM18PG121SN1D
L1108
BLM18PG121SN1D
L1102
BLM18PG121SN1D
L1103
BLM18PG121SN1D
C1110
1000pF
50V
C1114
1000pF
50V
C1112
1000pF
50V
C1111
1000pF
50V
R1125
62K
R1132
11K
+5V_ST
C1315 1000pF 50V
R1317
100
ZD1303
5.6V
AMOTECH
SDA_SUB/AMP
C1305
0.1uF
R1302
10K
IR-OUT
ZD1304
5.6V
AMOTECH
Q1301
2SC3052
IR-OUT
E
B
C
C1314 0.1uF
16V
R1323
100
L1314
BLM18PG121SN1D
R1300
22
IR-OUT
L1303
BLM18PG121SN1D
Q1300
2SC3052
IR-OUT
E
B
C
ZD1301
5.6V
CDS3C05HDMI1
C1310
0.1uF
16V
L1313
BLM18PG121SN1D
R1319
4.7K
IR_OUT
IR
+5V_ST
P1304
12507WS-12L
1
SCL
2
SDA
3
GND
4
KEY1
5
KEY2
6
5V_ST
7
GND
8
WARM_ST
9
IR
10
GND
11
3.3V
12
PWR_ON
13
ZD1300
5.6V
CDS3C05HDMI1
SCL_SUB/AMP
R1301
10K
IR-OUT
R1322
100
KEY1
L1301
BLM18PG121SN1D
R1320
4.7K
C1309
100pF
50V
R1303
10K
IR-OUT
R1304
47K
IR-OUT
C1307
0.1uF
LED_ON
+3.3V
R1325
1
00
+5V_ST
R1321
100
ZD1302
5.6V
AMOTECH
KEY2
R1305
100
R1318
100
+3.3V_ST
C1311
1000pF
50V
WARM_LED_ON
R1164
0
R1163
0
R1135
0
R1160
0
R1119
10K
SCART2_MUTE
D1120
ENKMC2838-T112
A1
C
A2
D1119
ENKMC2838-T112
A1
C
A2
SCART1_MUTE
+3.3V
SB_MUTE
+3.3V_ST
R1141
10K
SB_MUTE
R1120
10K
D1110
5.6V
OPT
C1115
4700pF
C1118
4700pF
C1117
4700pF
C1116
4700pF
C1143
10uF
35V
11    12
SCART
[SCART2 PIN 8]
   2008.12.12
EAX52884001
close to wafer
CONTROL
IR & LED
Zener Diode is
THE    SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE    SYMBOL MARK OF THE SCHEMETIC.
FE_TS_DATA[5]
FE_TS_DATA[6]
FE_TS_DATA[1]
FE_TS_DATA[0]
FE_TS_DATA[3]
FE_TS_CLK
FE_TS_DATA[2]
FE_TS_DATA[4]
FE_TS_SYN
FE_TS_DATA[7]
FE_TS_VAL
+5V_GENERAL
+3.3V_TUNER
+5V_GENERAL
FE_BOOSTER_CTL
/FE_RESET
FE_TS_DATA[0-7],FE_TS_CLK,FE_TS_VAL,FE_TS_SYN
FE_DEMOD_SDA
+1.2V_TUNER
Q1200
2SC3052
E
B
C
FE_AGC_SPEED_CTL
FE_TS_ERR
Q1203
2SC3052
E
B
C
+3.3V_TUNER
FE_TUNER_SDA
FE_SIF
+5V_GENERAL
FE_DEMOD_SCL
FE_TUNER_SCL
FE_TS_VAL
IC1201
NL17SZ08DFT2G
3
2
4
15
FE_TS_ERR
+3.3V_TUNER
FE_TS_VAL_ERR
GND
FE_TS_VAL
FE_VMAIN
+5V_GENERAL
L1202
MLB-201209-0120P-N2
L1201
MLB-201209-0120P-N2
L1204
MLB-201209-0120P-N2
C1212
47uF
16V
R1238
0
R1241
200
R1240
200
R1239
1K
OPT
R1205
0
R1208
47
R1207
47
C1205
47pF
50V
C1206
47pF
50V
C1220
0.1uF
16V
C1215 0.1uF
16V
Q1201
ISA1530AC1
E
B
C
Q1205
ISA1530AC1
E
B
C
Q1202
ISA1530AC1
E
B
C
C1209
68uF
10V
R1223
0
C1222
0.01uF
25V
C1208
0.1uF
16V
OPT
C1210
0.1uF
16V
C1219
0.1uF
16V
C1214
0.1uF
16V
C1227
0.1uF
16V
C1200
0.1uF
16V
C1221
0.1uF
16V
R1229
10
R1224
100
R1225 100K
C1216
100pF
50V
C1207
100pF
50V
R1209
10K
R1231
10K
R1232
10K
R1230
2.2K
R1222
33
R1221
33
R1226
4.7K
R1213
47
R1218
47
R1211
47
R1210
47
R1219
47
R1216
47
R1220
47
R1217
47
R1214
47
R1212
47
R1215
47
R1245
47
R1227 470
C1217
47pF
50V
C1218
47pF
50V
R1228
82
TU1200
TDFW-G235D
TUNER
1
ANT[5V]
2
BB[CTR]
3
GND_1
4
+B[5V]
5
NC_1
6
RF_AGC
7
TP[VT]
8
NC_2
9
GND_2
10
SDA_T
11
SCL_T
12
AIF_1
13
NC_3
14
GND
15
VIDEO
16
NC_4
17
SIF
18
SDA
19
SCL
20
RST
21
3.3V
22
1.2V
23
ERR
24
MCL
25
D7
26
D6
27
D5
28
D4
29
D3
30
D2
31
D1
35
SHIELD
32
D0
33
VAL
34
SYNC
Tuner PLL : 0xC2
Analog Tuner : 0x86
Digital Tuner : 0x1E
12    12
TUNER
OPTION : RF AGC
USE ONLY FOR SECAM
DVB-CI DETECT
DVB-T/C : 1.2V(MICRONAS demod) 
DVB-T : 1.8V(INTEL  demod)
2008.12.12
EAX57644501
Page of 28
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LG 37LH5000 / 37LH5010 / 37LH5020 (CHASSIS:LD91B) Service Manual ▷ Download