Read LG 42LH35FD (CHASSIS:LJ91A) 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.
2009.01.20
LOCAL DIMMING IC
BRAZIL DVR DV
LVDS_CH4_E_P
LVDS_CH1_E_N
LVDS_CH1_E_P
LVDS_CH3_D_N
LVDS_CH4_E_N
LVDS_CH3_E_P
LVDS_CH3_B_N
URSA_C+[2]
LVDS_CH1_C_P
URSA_C-[2]
LVDS_CH1_A_N
LVDS_CH4_D_N
URSA_C-[1]
URSA_C-[4]
URSA_A-[3]
URSA_A-[1]
URSA_B+[1]
URSA_D+[1]
LVDS_CH2_B_P
LVDS_CH3_CLK_N
URSA_A+[0]
LVDS_CH4_C_N
LVDS_CH1_B_N
LVDS_CH2_C_N
URSA_DCK+
URSA_BCK-
LVDS_CH1_C_N
LVDS_CH1_CLK_P
URSA_D-[0]
URSA_A-[4]
LVDS_CH1_A_P
LVDS_CH4_CLK_N
URSA_A+[3]
URSA_D-[3]
LVDS_CH2_A_P
URSA_D+[4]
LVDS_CH1_CLK_N
LVDS_CH2_D_N
URSA_C+[4]
LVDS_CH2_B_N
LVDS_CH3_E_N
URSA_CCK+
LVDS_CH2_E_P
URSA_B-[0]
URSA_DCK-
LVDS_CH3_D_P
LVDS_CH4_B_P
URSA_C+[1]
URSA_ACK-
URSA_B-[2]
LVDS_CH2_D_P
URSA_D+[2]
URSA_ACK+
URSA_D-[1]
URSA_B-[1]
LVDS_CH3_C_N
URSA_C+[3]
URSA_A-[0]
LVDS_CH2_CLK_N
LVDS_CH2_A_N
URSA_B-[4]
URSA_B+[0]
URSA_D-[4]
LVDS_CH4_A_P
LVDS_CH2_CLK_P
URSA_C+[0]
URSA_D+[3]
URSA_B+[2]
URSA_CCK-
LVDS_CH1_D_N
LVDS_CH3_CLK_P
LVDS_CH3_B_P
LVDS_CH3_A_N
URSA_A+[4]
URSA_A-[2]
LVDS_CH3_A_P
URSA_B+[3]
URSA_BCK+
LVDS_CH1_D_P
URSA_C-[3]
URSA_D-[2]
LVDS_CH4_A_N
LVDS_CH4_D_P
LVDS_CH2_C_P
LVDS_CH1_B_P
URSA_D+[0]
LVDS_CH4_C_P
LVDS_CH2_E_N
LVDS_CH4_CLK_P
LVDS_CH4_B_N
URSA_A+[2]
URSA_A+[1]
LVDS_CH3_C_P
URSA_B+[4]
URSA_C-[0]
URSA_B-[3]
TMS
AR3501
0
0
R4215
100
R3552
10K
DIMMING_SCL
DIMMING_TX_3.3V
DIMMING_3.3V
DIMMING_SCL
C3513
22uF
22uF
16V
R3532
2K
OPT
DIMMING_3.3V
R4237
0
0
C3504
0.1uF
0.1uF
16V
R3512
4.7K
4.7K
URSA_B+[0-4],URSA_B-[0-4],URSA_BCK+,URSA_BCK-
C3540
0.1uF
16V
0.1uF
16V
DIMMING_1.8V
R4234
100
100
R3566
0
0
C3501
22uF
22uF
16V
R3511
0
0
OPT
R3570
0
0
LED_M_MOSI
AR3506
0
R4228
100
100
AR3522
0
C3512
0.1uF
16V
C3509
0.1uF
16V
0.1uF
16V
TDI
LED_M_VS
R4223
100
D3.3V
AR3504
0
0
R3544
0
0
DIMMING_RX_1.8V
C3518
0.1uF
16V
DIMMING_TX_3.3V
AR3502
0
0
DIMMING_SDA
R3562
4.7K
4.7K
DIMMING_PLL_1.8V
R3504
0
DIMMING_1.8V
R4225
100
100
TCK
C3507
0.1uF
16V
C3537
0.1uF
16V
16V
R4220
100
AR3511
0
LED_M_MOSI
R3530
100
C3506
0.1uF
16V
R3535
0
0
R3518
100
R4227
100
100
AR3507
0
R3517
0
0
R4231
100
100
R3578
0
0
DIMMING_3.3V
R3539
100
100
OPT
LED_M_SCLK
C3505
0.1uF
0.1uF
16V
R3550
22
L3504
BLM18PG121SN1D
R3521
100
OPT
R4229
100
100
C3535
0.1uF
16V
R3554
10K
AR3515
0
0
R3546
4.7K
4.7K
X3500
25MHz
R3520
100
R4224
100
100
L3502
BLM18PG121SN1D
IC3505
AZ7027RTRE1
2
GND
3
OUT
1
VCC
C3529
0.1uF
16V
0.1uF
16V
DIMMING_WP
R4226
100
100
C3511
0.1uF
16V
0.1uF
16V
C3516
0.1uF
16V
R4235
100
100
DIMMING_3.3V
R3543
0
0
AR3513
0
0
R3567
0
0
DIMMING_3.3V
R4212
100
P3501
12507WS-08L
LH90_Master_Inverter
1
GND
2
GND
3
SCLK
4
GND
5
MOSI
6
RESERVED
7
RESERVED
8
VSYNC
9
GND
AR3518
0
R3575
0
0
R3502
0
AR3516
0
0
R4219
100
R3528
1M
AR3523
0
SCL3_3.3V
R3561
4.7K
4.7K
OPT
C3527
0.1uF
16V
IC3502
LG5110
LH90_ONLY
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
TDO
R3574
0
0
C3523
0.1uF
16V
C3510
22uF
16V
16V
AR3514
0
0
R3548
0
0
R4214
100
R3501
4.7K
4.7K
R3510
0
C3525
0.1uF
16V
0.1uF
16V
DIMMING_3.3V
R3568
0
0
R3542
100
100
OPT
LED_M_SCLK
DIMMING_3.3V
R3540
100
100
OPT
R3505
0
L3501
BLM18PG121SN1D
AR3505
0
0
P3504
12507WS-10L
OPT
1
2
3
4
5
6
7
8
9
10
11
R3514
10K
R3508
4.7K
R3531
100
C3532
0.1uF
16V
16V
R3564
0
0
R4233
100
100
C3520
20pF
50V
DIMMING_RESET
R3579
0
0
LED_S_VS
C3522
0.1uF
16V
R4232
100
100
EEPROM_A1
AR3520
0
R4222
100
C3508
0.1uF
16V
0.1uF
16V
AR3500
0
0
R3509
1K
R3537
4.7K
4.7K
OPT
R3516
0
0
OPT
TMS
R3577
0
0
DIMMING_1.8V
R3515
10K
C3519
20pF
50V
C3528
22uF
16V
22uF
16V
LED_M_VS
P3503
12507WS-10L
LH90_Slave_Inverter
1
NC
2
NC
3
GND
4
GND
5
SCLK
6
GND
7
MOSI
8
RESERVED
9
RESERVED
10
VSYNC
11
L3503
BLM18PG121SN1D
R3547
0
0
C3533
0.1uF
16V
16V
C3534
0.1uF
16V
16V
@xrefL
AR3517
0
0
EEPROM_A1
AR3510
0
AR3503
0
0
DIMMING_SDA
C3524
0.1uF
16V
AR3509
0
R3565
0
OPT
AR3519
0
R3569
0
0
R3533
100
100
DIMMING_3.3V
R4216
100
C3514
22uF
22uF
16V
R4217
100
DIMMING_3.3V
LED_S_MOSI
LED_S_MOSI
R3524
100
OPT
R3506
0
R3572
0
0
AR3521
0
AR3512
0
0
DIMMING_3.3V
R3534
100
100
C3538
0.1uF
16V
R4218
100
SDA3_3.3V
R3522
100
OPT
R4236
0
0
OPT
LED_S_SCLK
C3521
0.1uF
16V
0.1uF
16V
R3500
0
0
OPT
URSA_A+[0-4],URSA_A-[0-4],URSA_ACK+,URSA_ACK-
R3541
100
100
OPT
C3502
0.1uF
0.1uF
16V
R3549
22
C3515
0.1uF
16V
AR3508
0
LED_S_SCLK
R3563
0
TCK
C3536
0.1uF
16V
16V
DIMMING_PLL_1.8V
R4213
100
R3513
10K
OPT
R3536
100
100
C3517
0.1uF
16V
IC3501
MK2302S-01LFTR
3
GND
2
ICLK
4
S0
1
FBIN
5
S1
6
CLK1
7
VDD
8
CLK2
R3507
0
R3571
0
0
@xrefL
L3505
BLM18PG121SN1D
DIMMING_WP
R3523
100
OPT
C3539
0.1uF
16V
16V
R4221
100
R3519
100
C3526
0.1uF
16V
R3503
0
DIMMING_RX_1.8V
R4230
100
100
R3576
0
0
R3573
0
0
C3503
0.1uF
16V
0.1uF
16V
URSA_C+[0-4],URSA_C-[0-4],URSA_CCK+,URSA_CCK-
TDO
URSA_D+[0-4],URSA_D-[0-4],URSA_DCK+,URSA_DCK-
TDI
LED_S_VS
R4240
0
0
R3538
47K
IC3504
24LC32AT-I/SNG
3
A2
2
A1
4
VSS
1
A0
5
SDA
6
SCL
7
WP
8
VCC
R3529
22
16
15
LOCAL DIMMING DDC
JTAG
This page is all LH90_only option
A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
Click on the first or last page to see other 42LH35FD (CHASSIS:LJ91A) service manuals if exist.