LG 47LX9500-DA (CHASSIS:LT03R) 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.
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.
+3.3V_NORMAL
100
R1701
M_REMOTE_RX
9 : F 3 ; 9 : G 4
M_REMOTE_TX
9 : F 3 ; 9 : G 4
100
R1702
BLM18PG121SN1D
120-ohm
L1700
+3.3V_NORMAL
100
R1700
M_RFMODULE_RESET
9 : F 3 ; 9 : G 4
12507WR-08L
P1700
1
2
3
4
5
6
7
8
9
DC
9 : F 3 ; 9 : G 3
100
R1703
100
R1704
DD
9 : F 3 ; 9 : G 3
2.7K
R1706
2.7K
R1707
/CI_CD1
M_RFMODULE_RESET
0
R1712
M o t i o n R e m o c o n I n t e r f a c e
M o t i o n R e m o t e c o n t r o l l e r
ALL M_REMOTE OPTION
0 9 / 1 0 / x x
MOTION_REMOCON
2 0 1 0 0
GP2_BCM_ATSC
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.
0
R2151
AMP_RESET_N
BLM18PG121SN1D
L2102
+3.3V_NORMAL
SPK_Woofer-
22pF
50V
50V
3AMP OPT
C2130
12
R2135
22000pF
50V
C2152
10uF
35V
35V
C2147
3.3K
R2157
12
R2129
SPK2_R+
BLM18PG121SN1D
L2100
4.7K
R2123
0
3AMP OPT
R2119
0 . 1 u F
16V
C2103
0 . 1 u F
16V
C2109
100
R2160
1000pF
50V
C2117
+1.8V_AMP
0
R2156
0 . 0 1 u F
50V
50V
3AMP OPT
C2155
4.7K
R2144
22000pF
50V
C2134
390pF
50V
C2159
12
R2127
22pF
50V
50V
3AMP OPT
C2126
+24V_AMP
0 . 0 1 u F
50V
3AMP OPT
C2173
1000pF
50V
C2115
SPK_Woofer+
1N4148W
100V
3AMP OPT
D2102
AUD_MASTER_CLK
3 . 3
3AMP OPT
R2122
0 . 4 7 u F
50V
C2165
100
R2107
1uF
25V
C2150
1N4148W
100V
3AMP OPT
D2101
AD-9060
15uH
L2107
2S
1S
1F
2F
390pF
50V
C2160
SPK2_L+
22000pF
50V
C2151
12
R2136
0 . 1 u F
C2119
AD-9060
15uH
L2106
2S
1S
1F
2F
390pF
50V
C2163
390pF
50V
C2161
56
R2100
POWER_DET
100
R2118
SPK2_R-
SPK2_L-
1uF
25V
C2128
AMP_MUTE1
10K
R2161
1uF
25V
C2145
100
3AMP OPT
R2125
100
R2103
100pF
50V
C2108
1N4148W
100V
3AMP OPT
D2104
0 . 1 u F
50V
50V
C2154
390pF
50V
C2158
0 . 1 u F
16V
C2132
AD-9060
15uH
L2108
2S
1S
1F
2F
100
R2101
+24V_AMP
3 . 3
3AMP OPT
R2147
SCL2_3.3V
SPK2_L-
SDA2_3.3V
BLM18PG121SN1D
L2101
12
R2132
0 . 1 u F
50V
C2169
56
R2111
AUD_SCK
12
R2133
100
R2109
3 . 3
3AMP OPT
R2149
10uF
10V
3AMP OPT
C2125
1uF
25V
C2140
AUD_SCK
0
R2152
AUD_LRCH
10uF
35V
35V
C2157
12
R2131
+1.8V_AMP
0 . 1 u F
50V
C2172
FW25001-02(SPK 2P)
P2100
1
2
100
R2102
0 . 0 1 u F
50V
3AMP OPT
C2176
WAFER-ANGLE
P2101
1
2
3
4
THERMAL
NTP-7000
EAN60969601
DEV
IC2100
1
BST1A
2
VDR1A
3
/RESET
4
AD
5
DGND_1
6
GND_IO
7
CLK_I
8
VDD_IO
9
DGND_PLL
10
AGND_PLL
11
LF
12
AVDD_PLL
13
DVDD_PLL
14
GND
15
DGND_2
16
DVDD
17
SDATA
18
WCK
19
BCK
20
SDA
21
SCL
22
MONITOR0
23
MONITOR1
24
MONITOR2
25
/FAULT
26
VDR2B
27
BST2B
28
PGND2B_1
29
PGND2B_2
30
OUT2B_1
31
OUT2B_2
32
PVDD2B_1
33
PVDD2B_2
34
PVDD2A_1
35
PVDD2A_2
36
OUT2A_1
37
OUT2A_2
38
PGND2A_1
39
PGND2A_2
40
BST2A
41
VDR2A
42
NC
43
VDR1B
44
BST1B
45
PGND1B_1
46
PGND1B_2
47
OUT1B_1
48
OUT1B_2
49
PVDD1B_1
50
PVDD1B_2
51
PVDD1A_1
52
PVDD1A_2
53
OUT1A_1
54
OUT1A_2
55
PGND1A_1
56
PGND1A_2
57
EP_PAD
22000pF
50V
C2135
22pF
50V
50V
3AMP OPT
C2122
BLM18PG121SN1D
L2103
0 . 4 7 u F
50V
C2166
1uF
25V
C2148
0 . 0 1 u F
50V
3AMP OPT
C2177
0
R2155
390pF
50V
C2162
4.7K
R2143
1uF
25V
C2144
3 . 3
3AMP OPT
R2121
4.7K
R2140
1N4148W
100V
3AMP OPT
D2100
0 . 1 u F
50V
C2167
10uF
35V
35V
C2146
100
R2110
0 . 4 7 u F
50V
C2164
22000pF
50V
C2143
1uF
25V
C2141
4.7K
R2139
+1.8V_AMP
3 . 3
3AMP OPT
R2146
AUD_LRCK
AMP_MUTE1
33pF
50V
50V
C2116
SDA2_3.3V
+24V_AMP
22pF
50V
50V
3AMP OPT
C2123
0 . 1 u F
C2118
3.3K
R2158
33pF
50V
50V
C2121
0 . 1 u F
16V
C2133
12
R2138
100
R2105
10uF
10V
3AMP OPT
C2101
THERMAL
NTP-7000
EAN60969601
DEV
IC2101
1
BST1A
2
VDR1A
3
/RESET
4
AD
5
DGND_1
6
GND_IO
7
CLK_I
8
VDD_IO
9
DGND_PLL
10
AGND_PLL
11
LF
12
AVDD_PLL
13
DVDD_PLL
14
GND
15
DGND_2
16
DVDD
17
SDATA
18
WCK
19
BCK
20
SDA
21
SCL
22
MONITOR0
23
MONITOR1
24
MONITOR2
25
/FAULT
26
VDR2B
27
BST2B
28
PGND2B_1
29
PGND2B_2
30
OUT2B_1
31
OUT2B_2
32
PVDD2B_1
33
PVDD2B_2
34
PVDD2A_1
35
PVDD2A_2
36
OUT2A_1
37
OUT2A_2
38
PGND2A_1
39
PGND2A_2
40
BST2A
41
VDR2A
42
NC
43
VDR1B
44
BST1B
45
PGND1B_1
46
PGND1B_2
47
OUT1B_1
48
OUT1B_2
49
PVDD1B_1
50
PVDD1B_2
51
PVDD1A_1
52
PVDD1A_2
53
OUT1A_1
54
OUT1A_2
55
PGND1A_1
56
PGND1A_2
57
EP_PAD
4.7K
R2142
100
R2120
+1.8V_AMP
22000pF
50V
C2142
AUD_LRCH
100pF
C2113
SPK2_R+
22pF
50V
50V
3AMP OPT
C2124
SCL2_3.3V
AUD_MASTER_CLK
0
R2154
0 . 1 u F
50V
C2168
10uF
10V
3AMP OPT
C2100
1N4148W
100V
3AMP OPT
D2105
POWER_DET
100
R2159
10uF
10V
3AMP OPT
C2105
+3.3V_NORMAL
SPK_Woofer-
4.7K
R2124
0 . 0 1 u F
50V
3AMP OPT
C2174
10uF
10V
3AMP OPT
C2104
22000pF
50V
C2149
0 . 1 u F
16V
C2107
1000pF
50V
50V
C2138
4.7K
R2141
10uF
10V
3AMP OPT
C2127
100
R2106
0 . 0 1 u F
50V
50V
3AMP OPT
C2156
BLM18PG121SN1D
L2105
+1.8V_AMP
1000pF
50V
50V
C2139
0 . 1 u F
50V
50V
C2170
SPK2_R-
1000pF
50V
C2112
0 . 1 u F
16V
C2102
100pF
C2110
100
R2104
0 . 1 u F
50V
C2137
100pF
50V
C2106
3 . 3
3AMP OPT
R2150
3 . 3
3AMP OPT
R2145
+24V_AMP
12
R2134
33pF
50V
50V
C2114
BLM18PG121SN1D
L2104
SPK_Woofer+
1N4148W
100V
3AMP OPT
D2103
0
R2153
0 . 1 u F
50V
C2136
12
R2128
22pF
50V
50V
3AMP OPT
C2131
1uF
25V
C2129
0
3AMP OPT
R2162
100
3AMP OPT
R2126
SPK2_L+
22000pF
50V
C2153
3 . 3
3AMP OPT
R2148
0 . 1 u F
50V
C2171
+1.8V_AMP
12
R2137
AMP_RESET_N
12
R2130
0 . 0 1 u F
50V
3AMP OPT
C2178
1000pF
50V
C2111
100
R2108
0 . 0 1 u F
50V
50V
3AMP OPT
C2175
33pF
50V
50V
C2120
AUD_LRCK
Woofer AMP.
Development Item(Slim Depth)
Sub AMP.
SPEAKER2_L
SPEAKER2_R
Woofer
0 9 . 1 0
AMP_SUB_NTP
2 1 1 0 0
GP2_BCM_ATSC
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.
2SC3052
Q2200
E
B
C
+3.5V_ST
100
R2200
1/10W
0
R2229
+5V_NORMAL
LED_B/LG_LOGO
1/10W
33
OPT
R2228
12507WR-04L
P2200
1
2
3
4
5
CDS3C05HDMI1
5.6V
OPT
D2200
LG LOGO FOR LE9500
0 9 / 1 0 / x x
GP2_BCM_ATSC
LG_LOGO_LE9500
2 2 1 0 0
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.
+3.3V_TU
IF_AGC_SEL
ISA1530AC1
Q2601
E
B
C
0
INT_DEMOD
R2604
TU_SIF
0
R2602
10K
R2623
100pF
50V
50V
C2600
10K
OPT
R2608
100pF
50V
50V
C2605
10K
R2621
0 . 1 u F
16V
C2607
LNA2_CTL/BOSTER_CTL
0 . 1 u F
16V
C2610
100
R2606
ISA1530AC1
Q2602
E
B
C
4.7K
R2622
0
R2615
0
OPT
R2600
100
NIM
R2612
TU_CVBS
0 . 1 u F
16V
16V
C2603
+5V_TU
IF_P_EXT
0 . 1 u F
16V
16V
OPT
C2608
100
NIM
R2611
0 . 1 u F
16V
C2606
0 . 1 u F
16V
C2602
200
R2616
0
R2605
TUNER_RESET
SCL0_3.3V
+5V_TU
2SC3052
OPT
Q2600
E
B
C
SDA0_3.3V
100pF
50V
50V
C2604
IF_AGC
82
R2626
0
R2601
10uF
10V
10V
OPT
C2609
0 . 0 1 u F
25V
25V
C2613
100K
R2607
+1.2V_TU
+5V_TU
2SC3052
Q2604
E
B
C
+5V_TU
BLM18PG121SN1D
L2600
0
R2613
ISA1530AC1
Q2605
E
B
C
IF_N_EXT
TU_IF_N_BCM
0 . 1 u F
16V
16V
C2601
+3.3V_TU
470
R2625
TU_IF_P_BCM
200
R2619
0
INT_DEMOD
R2603
1K
OPT
R2614
RF_SWITCH_CTL
2.2K
R2618
0 . 1 u F
16V
C2622
+3.3V_TU
22uF
10V
C2626
0 . 1 u F
16V
C2620
22uF
10V
C2625
+3.3V_NORMAL
BLM18PG121SN1D
L2603
+5V_TU
0 . 1 u F
16V
C2623
22uF
10V
C2624
0 . 1 u F
16V
C2621
+5V_NORMAL
CIC21J501NE
L2604
510
R2641
1/16W
3.9K
5%
R2632
TU_IF_N_1
1/16W
3.9K
5%
R2624
510
OPT
R2642
1/16W
2K
5%
R2633
TU_IF_AGC_2
TU_IF_P_1
0.01uF
OPT
C2629
A3.3V
1/16W
220
5%
R2638
TU_IF_N_BCM
0 . 0 1 u F
C2631
TU_IF_AGC_BCM
0 . 0 1 u F
C2632
+5V_NORMAL
TU_IF_P_BCM
0.01uF
C2627
TU_IF_AGC_1
0 . 1 u F
16V
16V
C2614
+1.2V_TU
10uF
10V
10V
C2615
1.2K
R2627
AZ1117H-ADJTRE1(EH11A)
IC2600
2
OUTPUT
3
INPUT
1
ADJ/GND
GND
10
R2628
0 . 1 u F
16V
16V
C2616
1
R2629
+3.3V_TU
0 . 1 u F
16V
16V
C2633
TDTR-T055F
T a i w a n / B r a z i l _ V
TU2600
14
+ B 3 [ 3 . 3 V ]
13
+ B 2 [ 1 . 2 V ]
5
AS
12
GND
11
VIDEO
2
BST_CNTL
10
NC
4
NC[RF_AGC]
1
ANT_PWR[OPT]
17
DIF_1[N]
9
S I F
8
NC(IF_TP)
3
+B[5V]
16
IF_AGC_CNTL
7
SDA
6
SCL
15
RESET
18
D I F _ 2 [ P ]
SHIELD
19
TDTJ-S031D
TU2600-*3
14
3.3V
13
1.2V
5
AS
12
GND
11
VIDEO
2
BST_CNTL
10
NC
4
NC[RF_AGC]
1
ANT_PWR[OPT]
17
DIF_1
9
S I F
8
NC(IF_TP)
3
+B
16
IF_AGC_CNTL
7
SDA
6
SCL
15
RESET
18
DIF_2
SHIELD
19
TDTJ-S001D
TU2600-*4
14
3.3V
13
1.2V
5
AS
12
GND
11
VIDEO
2
BST_CNTL
10
NC
4
NC[RF_AGC]
1
ANT_PWR[OPT]
17
DIF_1
9
S I F
8
NC[IF_TP]
3
+B
16
IF_AGC_CNTL
7
SDA
6
SCL
15
RESET
18
DIF_2
SHIELD
19
1K
OPT
R2643
0
R2644
OPT
TDTR-T035F
TU2600-*5
T a i w a n / B r a z i l _ H
14
+ B 3 [ 3 . 3 V ]
13
+ B 2 [ 1 . 2 V ]
5
NC_2
12
GND
11
VIDEO
2
BST_CTL
10
NC_4
4
NC_1[RF_AGC]
1
RF_S/W_CTL
17
DIF_1[N]
9
S I F
8
NC_3
3
+B1[5V]
16
IF/AGC
7
SDAT
6
SCLT
15
RESET
18
D I F _ 2 [ P ]
SHIELD
19
TDVJ-H031F
TU2600-*1
L a t i n _ T u n e r _ V
14
3.3V
13
1.2V
5
AS
12
GND
11
VIDEO
2
BST_CNTL
10
NC
4
NC[RF_AGC]
1
ANT_PWR[OPT]
17
DIF_1
9
S I F
8
NC(IF_TP)
3
+B
16
IF_AGC_CNTL
7
SDA
6
SCL
15
RESET
18
DIF_2
SHIELD
19
TDVJ-H001F
L a t i n _ T u n e r _ H
TU2600-*2
14
3.3V
13
1.2V
5
AS
12
GND
11
VIDEO
2
BST_CNTL
10
NC
4
NC[RF_AGC]
1
ANT_PWR[OPT]
17
DIF_1
9
S I F
8
NC(IF_TP)
3
+B
16
IF_AGC_CNTL
7
SDA
6
SCL
15
RESET
18
DIF_2
SHIELD
19
BLM18PG121SN1D
L2605
10uF
10V
10V
C2634
10uF
10V
10V
C2635
22uF
10V
C2636
0 . 1 u F
16V
C2637
20pF
50V
50V
C2638
TUNER_I2C_LPF
20pF
50V
50V
C2639
TUNER_I2C_LPF
270nH
L2609
TUNER_I2C_LPF
270nH
L2610
TUNER_I2C_LPF
33
L2609-*1
NON_TUNER_I2C_LPF
33
L2610-*1
NON_TUNER_I2C_LPF
62pF
50V
50V
C2611
TUNER_I2C_LPF
62pF
50V
50V
C2612
TUNER_I2C_LPF
18pF
50V
50V
C2611-*1
NON_TUNER_I2C_LPF
18pF
50V
50V
NON_TUNER_I2C_LPF
C2612-*1
T u n e r ( H a l f N i m )
GP2_BCM
V e r . 1 . 0
28
CAN H-NIM/NIM TUNER for TAIWAN
close to TUNER
OPTION : RF AGC
close to TUNER
60mA
200mA
IF AGC FILTER
IF FILTER OPTION
CAUTION : Closed BCM IC(IC100)
R2
R1
V_OUT=V_REF(1+R2/R1)
For ESD
close to TUNER
close to TUNER
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