Read LG 47LH9000 (CHASSIS:LD91I) 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.
0
AR3505
100
R3522
OPT
0 . 1 u F 16V
C3502
100
R3521
OPT
10K
R3513
OPT
0 . 1 u F
16V
16V
C3528
0 . 1 u F
16V
C3504
0 . 1 u F
16V
16V
C3532
0
R3510
DIMMING_3.3V
0
R3511
OPT
100
R4228
100
R4225
0 . 1 u F
16V
C3505
MEMC_SCL
20pF
50V
C3519
0
R3505
22uF
16V
C3508
0 . 1 u F
16V
C3535
0.1uF
16V
C3526
0 . 1 u F
16V
C3507
LED_S_MOSI
0
R3507
0
AR3521
100
R3540
OPT
0
R3568
0 . 1 u F
16V
16V
C3525
100
R4232
0
R3576
0 . 1 u F
16V
C3506
TMS
0
R3545
OPT
0
AR3520
LED_M_VS
12507WS-10L
P3504
J I G
1
2
3
4
5
6
7
8
9
10
11
DIMMING_1.8V
100
R4234
LED_M_SCLK
DIMMING_TX_3.3V
AZ7027RTRE1
IC3505
OPT
2
GND
3
OUT
1
VCC
DIMMING_SDA
0 . 1 u F
16V
16V
C3546
DIMMING_RX_1.8V
100
R3519
SKHMPWE010
SW3500
1
2
4
3
5
0
AR3516
0 . 1 u F
16V
16V
C3530
100
R4215
0
R3566
0 . 1 u F
16V
16V
C3533
1K
R3509
DIMMING_3.3V
DIMMING_PLL_1.8V
LED_S_VS
4.7K
R3537
OPT
0
AR3523
0
R3572
DIMMING_3.3V
DIMMING_3.3V
DIMMING_WP
TCK
0
R3516
OPT
0
R3502
4.7K
R3512
EEPROM_A1
0
R3503
LED_M_VS
100
R4221
100
R4227
100
R4224
DIMMING_3.3V
LED_S_VS
4.7K
R3508
100
R3536
4.7K
R3561
OPT
0
AR3512
DIMMING_1.8V
0
AR3519
0.1uF
16V
C3527
DIMMING_3.3V
DIMMING_TX_3.3V
0 . 1 u F
16V
C3538
22uF
16V
C3521
4.7K
R3546
0
R3573
100
R4230
LED_M_MOSI
0
AR3501
22uF
16V
C3531
100
R3539OPT
66.5
1%
R3527
0 . 1 u F
16V
16V
C3536
LED_M_MOSI
10uF
16V
C3500
100
R4217
LED_S_MOSI
0
R3547
0
R4237
100
R3530
100
R4214
AZ1085S-ADJTR/E1
IC3503
1
ADJ/GND
2
OUTPUT
3
INPUT
TDI
BLM18PG121SN1D
L3500
100
R4223
TDO
0
R3565
OPT
0
R3535
100
R4229
0
R4236
OPT
0
R3570
4.7K
R3501
0
AR3517
100
R4218
0
AR3522
0.1uF
16V
C3523
TCK
0 . 1 u F
16V
16V
C3501
0.1uF
16V
C3512
0
AR3507
2K
R3532
OPT
1M
R3528
100
R3520
0
R3569
DIMMING_3.3V
25MHz
X3500
100
R4235
BLM18PG121SN1D
L3502
22
R3550
10K
R3514
0
R3500
OPT
DIMMING_RX_1.8V
DIMMING_SDA
56
1%
1%
R3526
EEPROM_A1
0
R3506
OPT
0
AR3504
LED_S_SCLK
0
AR3518
LED_S_SCLK
100
R3533
0
R3529
DIMMING_3.3V
0
R3571
+5V_DIMMING
1000pF
50V
C3542
100
R4212
LVDS_SEL
0
R3543
TDI
100
R4216
0
AR3510
0
AR3513
100
R3523
OPT
22
R3549
10K
R3515
PWM_DIM
0
R3575
22uF
16V
C3529
56
1%
R3525
100
R4220
DIMMING_PLL_1.8V
0 . 1 u F
16V
16V
C3537
100
R4231
0 . 1 u F
16V
16V
C3534
100
R3542
OPT
0
AR3509
100
R3524
OPT
100
R3534
0 . 1 u F
16V
16V
C3509
0
R3560
OPT
22uF
16V
C3511
0 . 1 u F
16V
16V
C3539
0.1uF
16V
C3522
0
R3548
0
R3574
100
R4213
0
AR3506
0.1uF
16V
C3518
TMS
100
R4219
0
R3517
OPT
LED_M_SCLK
0
AR3511
100
R4233
BLM18PG121SN1D
L3501
10K
R3552
DIMMING_3.3V
0
AR3503
DIMMING_SCL
100
R3541OPT
100
R4226
DIMMING_1.8V
0 . 1 u F
16V
16V
C3514
100
R4222
MK2302S-01LFTR
IC3501
OPT
3
GND
2
ICLK
4
S0
1
FBIN
5
S1
6
CLK1
7
VDD
8
CLK2
BLM18PG121SN1D
L3504
0
R3504
0
AR3502
TDO
0.1uF
16V
C3524
100
R3531
DIMMING_3.3V
DIMMING_SCL
DIMMING_WP
0.1uF
16V
C3516
0
AR3500
0 . 1 u F
16V
16V
C3540
OPC_OUT1
0 . 1 u F
16V
C3510
0
AR3514
0.1uF
16V
C3541
0.1uF
16V
C3515
0
AR3508
CB3216PA501E
L3505
0.1uF
16V
C3517
100
R3518
10K
R3554
MEMC_SDA
0 . 1 u F
16V
16V
C3503
0
R3544
0
R3567
20pF
50V
C3520
0
AR3515
DELAY_DIMMING_3.3V
URSA_A+[0-4],URSA_A-[0-4],URSA_ACK+,URSA_ACK-
URSA_B+[0-4],URSA_B-[0-4],URSA_BCK+,URSA_BCK-
URSA_C+[0-4],URSA_C-[0-4],URSA_CCK+,URSA_CCK-
URSA_D+[0-4],URSA_D-[0-4],URSA_DCK+,URSA_DCK-
PANEL_POWER
TF05-51S
P3500
1
VCC
2
VCC
3
VCC
4
VCC
5
NC
6
GND
7
GND
8
GND
9
GND
10
GND
11
LVDS_CH2_E+
12
LVDS_CH2_E-
13
LVDS_CH2_D+
14
LVDS_CH2_D-
15
GND
16
LVDS_CH2_CLK+
17
LVDS_CH2_CLK-
18
GND
19
LVDS_CH2_C+
20
LVDS_CH2_C-
21
LVDS_CH2_B+
22
LVDS_CH2_B-
23
LVDS_CH2_A+
24
LVDS_CH2_A-
25
BIT_SEL
26
GND
27
LVDS_CH1_E+
28
LVDS_CH1_E-
29
LVDS_CH1_D+
30
LVDS_CH1_D-
31
GND
32
LVDS_CH1_CLK+
33
LVDS_CH1_CLK-
34
GND
35
LVDS_CH1_C+
36
LVDS_CH1_C-
37
LVDS_CH1_B+
38
LVDS_CH1_B-
39
LVDS_CH1_A+
40
LVDS_CH1_A-
41
GND
42
OPC_EN
43
OPC_OUT
44
PWM_IN
45
LVDS_SEL
46
NC
47
NC
48
NC
49
NC
50
NC
51
GND
52
GND
BIT_SEL
TF05-41S
P3502
1
GND
2
GND
3
LVDS_CH4_E+
4
LVDS_CH4_E-
5
LVDS_CH4_D+
6
LVDS_CH4_D-
7
GND
8
LVDS_CH4_CLK+
9
LVDS_CH4_CLK-
10
GND
11
LVDS_CH4_C+
12
LVDS_CH4_C-
13
LVDS_CH4_B+
14
LVDS_CH4_B-
15
LVDS_CH4_A+
16
LVDS_CH4_A-
17
GND
18
GND
19
LVDS_CH3_E+
20
LVDS_CH3_E-
21
LVDS_CH3_D+
22
LVDS_CH3_D-
23
GND
24
LVDS_CH3_CLK+
25
LVDS_CH3_CLK-
26
GND
27
LVDS_CH3_C+
28
LVDS_CH3_C-
29
LVDS_CH3_B+
30
LVDS_CH3_B-
31
LVDS_CH3_A+
32
LVDS_CH3_A-
33
GND
34
NC
35
NC
36
NC
37
NC
38
NC
39
NC
40
NC
41
GND
42
GND
0
R3559
OPT
0
R3557
OPT
0
R3558
OPT
0
R3556
OPT
0
R3555
OPT
0
R3551
OPT
0
R3553
4.7K
R3562
12507WS-08L
P3501
MASTER
1
GND
2
GND
3
SCLK
4
GND
5
MOSI
6
RESERVED
7
RESERVED
8
VSYNC
9
GND
12507WS-10L
P3503
SLAVE
1
NC
2
NC
3
GND
4
GND
5
SCLK
6
GND
7
MOSI
8
RESERVED
9
RESERVED
10
VSYNC
11
24LC32AT-I/SNG
IC3504
EEPROM_DIMMING
3
A2
2
A1
4
VSS
1
A0
5
SDA
6
SCL
7
WP
8
VCC
0
R3564
0
R3577
0
R3578
0
R3579
LG5110
IC3502
1
DIG3.3_1
2
DIG1.8_1
3
GND_1
4
RXANAGND_1
5
R2A1M
6
R2A1P
7
R2B1M
8
R2B1P
9
R2C1M
10
R2C1P
11
RXANA1.8_1
12
R2CLK1M
13
R2CLK1P
14
R2D1M
15
R2D1P
16
R2E1M
17
R2E1P
18
RXANAGND_2
19
R2A2M
20
R2A2P
21
R2B2M
22
R2B2P
23
R2C2M
24
R2C2P
25
RXANA1.8_2
26
R2CLK2M
27
R2CLK2P
28
R2D2M
29
R2D2P
30
R2E2M
31
R2E2P
32
RXANAGND_3
33
DIG3.3_2
34
DIG1.8_2
35
GND_2
36
TDO
37
TRST_N
38
EEPROM_A1_TDI
39
TMS
40
TCK
41
TMODE[0]
42
TMODE[1]
43
TMODE[2]
44
SCLKO
45
SCLKI
46
S_SCLK
47
S_MOSI
48
S_VS
49
S_SCLKN
50
S_SCLKP
51
S_MOSIN
52
S_MOSIP
53
T2E2P
54
T2E2N
55
T2D2P
56
T2D2N
57
TXANAGND_1
58
TXANA3.3_1
59
T2CLK2P
60
T2CLK2N
61
T2C2P
62
T2C2N
63
TXANA3.3_2
64
T2B2P
65
T2B2N
66
T2A2P
67
T2A2N
68
TXANAGND_2
69
TXANA3.3_3
70
T2E1P
71
T2E1N
72
T2D1P
73
T2D1N
74
TXANA3.3_4
75
T2CLK1P
76
T2CLK1N
77
T2C1P
78
T2C1N
79
TXANAGND_3
80
TXANA3.3_5
81
T2B1P
82
T2B1N
83
T2A1P
84
T2A1N
85
TXANA3.3_6
86
TXANAGND_4
87
GND_3
88
DIG1.8_3
89
DIG3.3_3
90
TXANAGND_5
91
TXANA3.3_7
92
TXANAGND_6
93
TXANA3.3_8
94
REXT
95
T1E2P
96
T1E2N
97
T1D2P
98
T1D2N
99
TXANAGND_7
100
TXANA3.3_9
101
T1CLK2P
102
T1CLK2N
103
T1C2P
104
T1C2N
105
TXANA3.3_10
106
T1B2P
107
T1B2N
108
T1A2P
109
T1A2N
110
TXANAGND_8
111
TXANA3.3_11
112
T1E1P
113
T1E1N
114
T1D1P
115
T1D1N
116
TXANA3.3_12
117
T1CLK1P
118
T1CLK1N
119
T1C1P
120
T1C1N
121
TXANAGND_9
122
TXANA3.3_13
123
T1B1P
124
T1B1N
125
T1A1P
126
T1A1N
127
M_SCLKN
128
M_SCLKP
129
M_MOSIN
130
M_MOSIP
131
PLLGND
132
PLL1.8
133
M_SCLK
134
M_MOSI
135
M_VS
136
EEPROM_NA
137
EEPROM_WP
138
M_SCL
139
M_SDA
140
S_SDA
141
S_SCL
142
PORES_N
143
XTALI
144
XTALO
145
DIG1.8_4
146
GND_4
147
DIG3.3_4
148
RXANAGND_4
149
R1A1M
150
R1A1P
151
R1B1M
152
R1B1P
153
R1C1M
154
R1C1P
155
RXANA1.8_3
156
R1CLK1M
157
R1CLK1P
158
R1D1M
159
R1D1P
160
R1E1M
161
R1E1P
162
RXANAGND_5
163
R1A2M
164
R1A2P
165
R1B2M
166
R1B2P
167
R1C2M
168
R1C2P
169
RXANA1.8_4
170
R1CLK2M
171
R1CLK2P
172
R1D2M
173
R1D2P
174
R1E2M
175
R1E2P
176
RXANAGND_6
0
R3563
OPT
0
R4238
OPT
0
R4239
47K
1%
R3538
AZ1117D-3.3TRE1
IC3500
1
ADJ/GND
2
OUTPUT
3
INPUT
L3506
10uF
16V
C3513
OPC_OUT2
100pF
50V
50V
C3547
100pF
50V
50V
C3548
100pF
50V
50V
C3549
100pF
50V
50V
C3550
100pF
50V
50V
C3551
100pF
50V
50V
C3552
DIMMING_RESET
10uF
16V
C3543
2SC3052
Q3500
E
B
C
10K
R3604
RSR025P03
Q3501
S
D
G
33K
R3603
0 . 1 u F
16V
16V
C3602
DELAY_DIMMING_3.3V
0 . 1 u F
16V
16V
C3600
2.2K
R3602
DIMMING_3.3V
10uF
10V
10V
C3601
OPT
22K
R3601
DIMMING_3.3V
BLM18PG121SN1D
L3507
OPT
10K
R3600
10uF
10V
10V
C3553
LVDS_CH1_B_P
LVDS_CH3_B_N
URSA_B+[2]
LVDS_CH1_A_P
LVDS_CH1_CLK_N
URSA_C+[4]
LVDS_CH2_E_P
LVDS_CH2_CLK_P
LVDS_CH4_CLK_N
URSA_A-[4]
LVDS_CH3_E_N
LVDS_CH4_D_N
LVDS_CH1_E_N
LVDS_CH1_E_N
URSA_C-[4]
URSA_A+[2]
LVDS_CH2_CLK_P
LVDS_CH1_D_N
LVDS_CH2_A_P
LVDS_CH3_A_N
LVDS_CH3_A_N
LVDS_CH3_B_P
LVDS_CH2_D_P
LVDS_CH3_C_P
LVDS_CH3_CLK_P
LVDS_CH4_E_P
LVDS_CH4_A_P
LVDS_CH2_CLK_N
LVDS_CH2_E_P
LVDS_CH2_B_N
URSA_C-[1]
LVDS_CH4_C_P
LVDS_CH1_A_N
LVDS_CH1_B_N
LVDS_CH3_D_P
URSA_C+[1]
LVDS_CH3_C_P
LVDS_CH4_D_P
LVDS_CH3_CLK_N
LVDS_CH1_CLK_P
LVDS_CH1_B_P
LVDS_CH2_B_N
URSA_D-[4]
LVDS_CH1_E_P
LVDS_CH3_A_P
LVDS_CH4_C_P
LVDS_CH3_A_P
LVDS_CH2_A_N
LVDS_CH3_CLK_P
URSA_D+[0]
URSA_D-[2]
URSA_B+[3]
LVDS_CH1_D_P
LVDS_CH4_E_P
URSA_C-[0]
LVDS_CH4_A_P
LVDS_CH1_C_N
LVDS_CH2_C_N
LVDS_CH1_A_P
LVDS_CH2_E_N
URSA_CCK-
URSA_ACK-
URSA_C+[0]
LVDS_CH1_D_N
URSA_C-[3]
LVDS_CH4_CLK_P
LVDS_CH2_E_N
LVDS_CH3_D_N
URSA_B-[4]
URSA_A+[1]
LVDS_CH4_B_P
LVDS_CH3_E_N
LVDS_CH3_E_P
URSA_A+[4]
LVDS_CH3_CLK_N
LVDS_CH4_CLK_N
URSA_D-[3]
LVDS_CH3_D_N
URSA_B+[0]
LVDS_CH1_A_N
LVDS_CH1_C_P
URSA_DCK+
LVDS_CH2_CLK_N
URSA_BCK+
LVDS_CH4_C_N
URSA_A-[3]
LVDS_CH4_D_N
LVDS_CH2_C_P
LVDS_CH3_C_N
URSA_B-[0]
LVDS_CH2_D_N
URSA_C+[3]
URSA_DCK-
LVDS_CH4_D_P
LVDS_CH1_D_P
URSA_B+[4]
LVDS_CH2_B_P
URSA_D+[3]
LVDS_CH4_A_N
URSA_A+[3]
LVDS_CH2_B_P
URSA_B+[1]
LVDS_CH4_E_N
LVDS_CH4_B_P
LVDS_CH4_C_N
LVDS_CH2_A_N
URSA_CCK+
LVDS_CH2_D_N
LVDS_CH1_B_N
URSA_D-[1]
URSA_A-[2]
URSA_B-[1]
LVDS_CH3_E_P
LVDS_CH1_E_P
URSA_A+[0]
URSA_ACK+
LVDS_CH1_C_P
LVDS_CH2_C_P
LVDS_CH2_A_P
LVDS_CH4_B_N
LVDS_CH3_C_N
LVDS_CH2_D_P
URSA_B-[2]
URSA_D+[1]
LVDS_CH3_D_P
URSA_D+[4]
URSA_B-[3]
URSA_A-[1]
LVDS_CH2_C_N
LVDS_CH1_CLK_P
URSA_D+[2]
URSA_D-[0]
LVDS_CH4_CLK_P
URSA_C+[2]
LVDS_CH4_E_N
LVDS_CH1_CLK_N
LVDS_CH4_B_N
LVDS_CH3_B_N
URSA_C-[2]
URSA_A-[0]
LVDS_CH3_B_P
URSA_BCK-
LVDS_CH4_A_N
LVDS_CH1_C_N
0 9 . 0 2 . 2 3
LOCAL DIMMING DDC
JTAG
LOCAL DIMMING
13
EAX61052801
13
H : J E I D A
H : ENABLE
L o r N C : V E S A
L or NC : DISABLE
V4 LGD LVDS SEL
V4 LGD OPC
OPC_EN
A d j u s t L G 5 1 1 0 P o w e r S e q .
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