Read LG 47LH90 (CHASSIS:LA92C) Service Manual 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.
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.
TS_DATA[4]
TS_DATA[6]
TS_DATA[5]
TS_DATA[7]
TS_DATA[0]
TS_DATA[1]
TS_DATA[2]
TS_DATA[3]
TS_DATA[0-7]
TS_DATA[0-7]
C1071
27pF
50V
C1004
82pF
50V
82pF
50V
C1015
100pF
100pF
50V
C1068
0.1uF
R1033
0
C1010
1uF
16V
16V
Q1001
ISA1530AC1
E
B
C
R1007
12K
R1014
15K
D1000
1N4148W
TS_VALID
JP1005
L1001
CM3216F100KE
10uH
R1025
0
OPT
R1017
4.7K
4.7K
R1073
0
C1028
10uF
16V
3216
C1007
0.1uF
0.1uF
50V
Q1000
ISA1530AC1
E
B
C
C1039
47uF
16V
16V
POWER_EN
001:AR30;007:AH18
R1024
0
OPT
L1003
500
OPT
VSB_RESET
C1018
100uF
100uF
16V
JP1007
C1066
0.1uF
0.1uF
R1029
0
TS_CLK
R1034
0
1/4W
5%
5%
C1025
27pF
50V
27pF
50V
OPT
R1001
4.7K
+3.3V_AVDD_PVSB
R1013
4.7K
4.7K
C1034
0.1uF
16V
R1010
470
+3.3V_DVDD_PVSB
+3.3V_DVDD_PVSB
FE_DEMOD_SDA
C1038
10uF
16V
16V
3216
C1005
0.1uF
0.1uF
50V
IF_N
L1000
MLB-201209-0120P-N2
OPT
R1063
1K
R1031
0
OPT
R1019
270
IF_P
SIFMO
001:W30
IC1001
SC156515M-1.8TR
2
VIN
1
EN
3
GND
5
ADJ
4
VO
R1022
22
R1012
10K
FE_DEMOD_SCL
R1004
2.2K
2.2K
OPT
+5V_GENERAL
C1054
220uF
16V
16V
OPT
C1020
0.1uF
50V
0.1uF
50V
FE_TUNER_SDA
C1075
OPT
+5V_TU
C1022
0.1uF
50V
0.1uF
50V
R1016
47
OPT
C1067
0.1uF
0.1uF
C1072
27pF
50V
27pF
50V
C1026
0.1uF
50V
0.1uF
50V
AR1071 100
+3.3V_AVDD_PVSB
TS_VALID
IC1003
AS7809DTRE1
2
GND
3
OUTPUT
1
INPUT
C1023
10uF
16V
3216
IF_P
+5V_TU
C1041
0.01uF
25V
0.01uF
25V
C1053
0.01uF
25V
OPT
R1064
100
C1070
0.01uF
SCL_TU
FE_SIF
001:W30
+3.3V_PVSB
JP1006
L1007
CB3216PA501E
VSB_CTRL
R1006
10K
OPT
OPT
R1026
0
C1019
100uF
100uF
16V
IC1000
SC4215ISTRT
3
VIN
2
EN
4
NC_2
1
NC_1
5
NC_3
6
VO
7
ADJ
8
GND
SCL_TU
C1021
0.1uF
50V
OPT
OPT
+5V_TU
R1032
0
+5V_TU
C1024
27pF
27pF
50V
OPT
C1036
0.33uF
0.33uF
16V
L1013
MLB-201209-0120P-N2
R1021
0
0
R1067
OPT
L1006
500
OPT
VCOMO
001:D24
+1.2V_DVDD_PVSB
R1003
0
0
+1.2V_PVSB
X1005
25MHz
C1009
0.01uF
0.01uF
50V
TS_DATA[0-7]
R1018
0
0
OPT
L1005
500
OPT
R1072
1M
R1008
10K
SDA_TU
R1075
OPT
C1032
0.1uF
0.1uF
50V
C1052
0.1uF
0.1uF
50V
OPT
+3.3V_PVSB
C1014
0.1uF
50V
C1008
0.01uF
25V
L1008
500
R1076OPT
R1074
47K
L1010
BG2012B800
+5V_TU
C1017
100pF
50V
100pF
50V
FE_VMAIN
001:D24
+5V_TU
+12V
TS_SYNC
+3.3V_PVSB
+3.3V_FE
R1015
8.2K
R1062
100
R1023
22
SDA_TU
C1040
0.1uF
0.1uF
TS_CLK
C1045
36pF
50V
+1.2V_PVSB
C1012
0.047uF
50V
OPT
JP1004
C1011
10uF
10V
10uF
10V
C1033
0.1uF
0.1uF
50V
GND
C1037
0.1uF
16V
0.1uF
16V
OPT
+5V_EXT
AR1070
100
C1030
0.1uF
0.1uF
50V
R1002
1K
1K
C1002
100uF
100uF
16V
R1027
0
+1.2V_DVDD_PVSB
+3.3V_AVDD_PVSB
C1035
100uF
16V
R1069
470
R1011
20K
R1060
1K
R1066
OPT
C1013
220uF
16V
16V
LD1000
IF_N
R1077
22
R1061
100
R1009
OPT
OPT
L1012
220nH
C1003
0.1uF
50V
0.1uF
50V
C1074
OPT
R1020
270
R1078
22
IF_AGC
C1073
1uF
10V
10V
C1051
10uF
10V
10uF
10V
OPT
FE_TUNER_SCL
R1030
100
OPT
IC1002
KIA78R05F
1
VIN
2
VC
3
VOUT
4
NC
5
GND1
6
GND2
IF_AGC
C1044
0.1uF
50V
0.1uF
50V
L1011
220nH
R1028
100
OPT
C1069
0.01uF
R1005
0
0
TS_SYNC
AR1072
100
1/16W
100
1/16W
+3.3V_DVDD_PVSB
R1065 0
C1046
36pF
50V
L1004
CM2012F6R8KT
6.8uH
R1068
5.1K
OPT
C1043
0.1uF
50V
0.1uF
50V
IC1004
LGDT3305
1
NC_1
2
VINA2
3
VINA1
4
INCAP
5
VSSAAD10A
6
I2CSEL
7
ANTCON
8
VDD_1
9
I2CRPT_SCL
10
I2CRPT_SDA
11
IFOUT
12
RFOUT
13
TPERR
14
VDD33_1
15
TPVALID
16
TPDATA[0]
17
VSS33_1
18
TPDATA[1]
19
TPDATA[2]
20
TPDATA[3]
21
TPDATA[4]
22
TPDATA[5]
23
TPDATA[6]
24
TPDATA[7]
25
TPCLK
26
TPSOP
27
NIRQ
28
SDA
29
VDD33_2
30
SCL
31
VSS_1
32
VDD_2
33
VSS_2
34
VSS33_2
35
PLLAVDD
36
PLLAVSS
37NRST
38OPM
39VDD33_3
40NC_2
41VSS33_3
42XTALI
43XTALO
44VSS_3
45XM
46VDD_3
47VSSDAD10
48VCCAAD10A
TU1001
TDVW-H103F
14
IF_AGC
13
DIF[-]
5
RF_AGC
12
DIF[+]
11
NC_3
NC_2
2
19
VIDEO
18
AUDIO
10
AS
4
+B1
NC_1
1
17
NC_4
9
CLOCK
8
DATA
3
GND_1
16
SIF
7
GND_2
6
NC[VT]
15
+B2
20
SHIELD
C1016
220uF
16V
16V
R2232
0
0
R1000
20K
20K
C1076
0.1uF
16V
C1077
100uF
16V
16V
C1006
47pF
L1002
270nH
C1000
2.2uF
16V
2.2uF
16V
C1001
2.2uF
16V
2.2uF
16V
VCCAAD10A
VSB +1.0V B+ BLOCK
TPDATA[4]
VSS33
TPDATA[3]
MStar Application
VSS
TUNER
XTALO
MStar Application
VDD
TPDATA[1]
MStar Application
I2CSEL
IF OUT
XTALI
TPDATA[2]
XM
VROA
SDA
VDD33
NIRQ
ANTCON
TPCLK
5 15
JTAG
RF OUT
TPDATA[0]
VINA2
PLLAVDD
(I2C Channel 6)
TPVALID
VINA1
TPDATA[6]
SCL
TPDATA[7]
TPDATA[5]
VDD33
TPERR
PLLAVSS
I2CRPT_SCL
VSS
TPSOP
POWER
The value of coil & cap’ could be changed to optimized each
VSS
VSS33
V0 = 0.8(R1+R2) / R2
VSSAAD10A
R1
INCAP
Option for FM Rejection
VSS33
I2CRPT_SDA
R2
VDD
VDD33
Close to tuner
Mstar(JUPITER)
SLIM_SCAN
08.11.19
VSSAD10
VSB +3.3V B+ BLOCK
OPM
VDD
HA JAE MIN
NRST
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