Read LG 42LH70YR (CHASSIS:LP91D) Service Manual online
10uF
10V
C1126
0.1uF
C1132
+3.3V_MEMC
0.1uF
C1108
+3.3V_MEMC
1000pF
C1151
ISP_TXD_TR
0.1uF
C1145
0.01uF
C1133
+3.3V_MEMC
0.1uF
C1105
W25X20AVSNIG
IC1101
3
WP
2
DO
4
GND
1
CS
5
DIO
6
CLK
7
HOLD
8
VCC
1K
R1114
0.1uF
C1149
0.1uF
C1142
10uF
C1121
1uF
C1135
56
R1125
ISP_RXD_TR
M_XTALO
0.1uF
C1131
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.
M_SPI_CK
120-ohm
L1104
+3.3V_MEMC
0.1uF
C1141
120-ohm
L1101
+1.26V_MEMC
10uF
C1117
10K
R1111
10K
R1122
22uF
C1139
M_SPI_DI
120-ohm
L1102
0.1uF
C1125
0.1uF
C1113
1M
R1124
10uF
C1140
M_SPI_DO
0.1uF
C1107
10uF
C1116
10uF1
6V
C1150
M_XTALI
15pF
C1147
+3.3V_MEMC
0.1uF
C1109
0.1uF
C1138
+12V_LCD
0
R1109
56
R1121
0.1uF
C1112
0.1uF
C1136
22uF
16
V
C1115
0.1uF
C1110
820
R1110
12MHz
X1101
MEMC_DQ[0-15]
0.1uF
C1118
0.1uF
C1152
0.1uF
C1134
0.1uF
C1111
M_SPI_CZ
120-ohm
L1103
+3.3V_MEMC
1K
READY
R1117
0.1uF
C1106
+3.3V_MEMC
+3.3V_MEMC
0.1uF
C1137
+3.3V_MEMC
10K
R1103
10uF
C1127
1K
R1101
MEMC_A[0-12]
0.1uF
C1128
120-ohm
L1105
10uF
10
V
C1120
56
R1120
1K READY
R1102
0.1uF
C1143
10K
R1104
56
R1126
0.1uF
C1130
0.1uF
C1146
MEMC_DQ[16-31]
1uF
C1103
1K
R1116
0.1uF
C1119
0.1uF
C1123
+3.3V_MEMC
22uF
16
V
C1104
0.1uF
C1129
0.1uF
C1114
BLM18PG121SN1D
L1106
0.1uF
C1144
+1.8V_MEMC
0.1uF
C1101
LVDS_SEL
0.1uF
C1122
AFLC_EN
15pF
C1148
0.1uF
C1102
0.1uF
C1124
1K
READY
R1115
E-DIM
OPC_OUT1
OPC_OUT2
OPC_EN
4.7K
READY
R1129
0
READY
R1132
0
R1130 READY
0
READY
R1143
0
READY
R1142
0
READY
R1141
0
R1119 READY
0
READY
R1140
0
R1113
VESA
0
READY
R1137
0
R1136 NOT_SBL
4.7K
READY
R1135
4.7K
READY
R1134
4.7K
READY
R1133
4.7K
READY
R1118
4.7K
READY
R1131
4.7K
R1112 JEIDA
22
R1139
22
SBL
R1123
100
R1108
100
R1107
22
R1138
0
OPC_DIS
R1144
0
OPC_EN
R1145
100
R1146
100
R1147
100
R1148
100
R1149
100
R1150
100
R1151
100
R1156
100
R1155
100
R1152
100
R1157
100
R1154
100
R1153
ISP_RXD_TR
M_SDA
M_SCL
LED_DEMO
LVDS_SEL
AFLC_EN
MEMC_DQM3
MEMC_DQM2
MEMC_DQS2
MEMC_DQSB2
MEMC_DQS3
MEMC_DQSB3
MEMC_MCLK MEMC_MCLKZ
MEMC_ODT
MEMC_RASZ
MEMC_CASZ
MEMC_WEZ
MEMC_BA1
MEMC_BA0
MEMC_MCLKE
MEMC_DQM1
MEMC_DQM0
MEMC_DQS0
MEMC_DQSB0
MEMC_DQS1
MEMC_DQSB1
MEMC_MCLK1
MEMC_MCLKZ1
MEMC_RESET
M_SPI_CK
M_SPI_DI
M_SPI_DO
M_SPI_CZ
M_XTALI
M_XTALO
MEMC_RXO4-
MEMC_RXO4+
MEMC_RXO4+
MEMC_RXO3-
MEMC_RXO3+
MEMC_RXOC-
MEMC_RXO3+
MEMC_RXOC-
MEMC_RXOC+
MEMC_RXO2-
MEMC_RXO2-
MEMC_RXO2+
MEMC_RXO1-
MEMC_RXO1-
MEMC_RXO1+
MEMC_RXO0-
MEMC_RXO0+
MEMC_RXO0-
MEMC_RXO0+
MEMC_RXE4-
MEMC_RXE4+
MEMC_RXE3-
MEMC_RXE3+
MEMC_RXEC-
MEMC_RXE3-
MEMC_RXE3+
MEMC_RXEC-
MEMC_RXEC+
MEMC_RXE2-
MEMC_RXE2+
MEMC_RXE1-
MEMC_RXE2-
MEMC_RXE2+
MEMC_RXE1-
MEMC_RXE1+
MEMC_RXE0-
MEMC_RXE0-
MEMC_RXE0+
URSA_B4M
URSA_B4P
URSA_B3M
URSA_B3P
URSA_BCKM
URSA_BCKP
URSA_B2M
URSA_B2P
URSA_B1M
URSA_B1P
URSA_B0M
URSA_B0P
URSA_A4M
URSA_A4P
URSA_A3M
URSA_A3P
URSA_ACKM
URSA_ACKP
URSA_A2M
URSA_A2P
URSA_A1M
URSA_A1P
URSA_A0M
URSA_A0P
URSA_D4M
URSA_D4P
URSA_D3M
URSA_D3P
URSA_DCKM
URSA_DCKP
URSA_D2M
URSA_D2P
URSA_D1M
URSA_D1P
URSA_D0M
URSA_D0P
URSA_C4M
URSA_C4P
URSA_C3M
URSA_C3P
URSA_CCKM
URSA_CCKP
URSA_C2M
URSA_C2P
URSA_C1M
URSA_C1P
URSA_C0M
URSA_C0P
ISP_TXD_TR
URSA_D1P
URSA_BCKP
URSA_B2P
URSA_CCKP
URSA_D4P
URSA_D2M
URSA_C2P
URSA_C0P
URSA_C3M
URSA_C4P
URSA_BCKM
URSA_C3P
URSA_B4P
URSA_DCKP
URSA_C1P
URSA_C4M
URSA_B3P
URSA_DCKM
URSA_D4M
URSA_C0M
URSA_D0P
URSA_B2M
URSA_D3P
URSA_B4M
URSA_D1M
URSA_C1M
URSA_D0M
URSA_C2M
URSA_B3M
URSA_CCKM
URSA_D3M
URSA_D2P
URSA_B0P
URSA_A2M
URSA_ACKM
URSA_ACKP
URSA_ACKP
URSA_A4P
URSA_A2P
URSA_A3M
URSA_A1M
URSA_B1M
URSA_A1P
URSA_A4M
URSA_A0P
URSA_A3P
URSA_A0M
URSA_B0M
URSA_B1P
LED_DEMO
CB3216PA501E
L1107
0
R1106
0
R1105
[E1]
[D1]
[L9]
[N5]
[N4]
[N12]
[N13]
LGE7329A
EAN60659201
IC1100
E1
SDAS
D
1
SCLS
F1
GPIO[8]
G
1
GPIO[9]
K8
GND_14
E5
VDDC_1
E2
GPIO[10]
F2
GPIO[11]
F3
GPIO[12]
G
2
GPIO[13]
M
4
GPIO[22]
M
5
GPIO[23]
G
3
GPIO[14]
E4
GPIO[15]
F4
GPIO[16]
G
4
GPIO[17]
H
4
GPIO[18]
J4
GPIO[19]
K
4
GPIO[20]
L4
GPIO[21]
J6
VDDP_2
H
9
GND_7
F6
VDDC_2
H
1
MDATA[20]
H
2
MDATA[19]
H
3
MDATA[17]
J1
MDATA[22]
J2
MDATA[27]
J3
MDATA[28]
K
1
MDATA[25]
K
2
MDATA[30]
K
6
AVDD_DDR_2
K
3
DQM[3]
L1
DQM[2]
J8
GND_10
L2
DQS[2]
L3
DQSB[2]
L6
AVDD_DDR_4
L8
VDDP_3
H
10
GND_8
M
1
DQS[3]
M
2
DQSB[3]
L7
AVDD_DDR_5
M
3
MDATA[31]
N
1
MDATA[24]
J9
GND_11
N
2
MDATA[26]
N
3
MDATA[29]
L1
0
AVDD_DDR_6
P1
MDATA[23]
R
1
MDATA[16]
T1
MDATA[18]
T2
MDATA[21]
R2
MCLK[0]
P2
MCLKZ[0]
G
7
GND_1
L9
AVDD_MEMPLL
N
5
MVREF
N
4
ODT
T3
RASZ
R3
CASZ
P3
MADR[0]
T4
MADR[2]
R4
MADR[4]
J10
GND_12
P4
MADR[6]
T5
MADR[8]
R5
MADR[11]
P5
W EZ
T6
BADR[1]
R6
BADR[0]
P6
MADR[1]
T7
MADR[10]
L11
AVDD_DDR_7
R7
MADR[5]
P7
MADR[9]
T8
MADR[12]
R8
MADR[7]
P8
MADR[3]
N8
M CL
K E
K10
GND_16
F7
VDDC_3
T9
MDATA[4]
R9
MDATA[3]
K7
GND_13
P9
MDATA[1]
T10
MDATA[6]
K11
AVDD_DDR_3
R10
MDATA[11]
P10
MDATA[12]
T11
MDATA[9]
R11
MDATA[14]
J11
AVDD_DDR_1
P11
DQM[1]
T12
DQM[0]
R12
DQS[0]
P12
DQSB[0]
H11
VDDP_1
T13
DQS[1]
R13
DQSB[1]
P13
MDATA[15]
T14
MDATA[8]
R14
MDATA[10]
P14
MDATA[13]
T15
MDATA[7]
R15
MDATA[0]
P15
MDATA[2]
T16
MDATA[5]
R16
MCLK[1]
P16
MCLKZ[1]
N9
GPIO[26]
N10
GPIO[27]
N11
GND_17
M11
RESET
G6
VDDC_4
N12
GPIO[28]
N13
GPIO[29]
N14
GPIO[30]
L13
SCK
M13
SDI
M12
SDO
K13
CSZ
L12
PWM1
K12
PWM0
J13
GPIO[0]
H13
GPIO[1]
G13
GPIO[2]
F13
GPIO[3]
E13
GPIO[4]
F12
GPIO[5]
D14
GPIO[6]
E12
GPIO[7]
N6
GPIO[24]
H6
VDDC_5
N15
LVD4M
N16
LVD4P
M14
LVD3M
M15
LVD3P
F8
AVDD_33_1
M16
LVDCKM
L16
LVDCKP
L15
LVD2M
L14
LVD2P
G9
GND_3
K14
LVD1M
J14
LVD1P
J16
LVD0M
J15
LVD0P
H15
LVC4M
H16
LVC4P
H14
LVC3M
G14
LVC3P
G16
LVCCKM
G15
LVCCKP
F15
LVC2M
F16
LVC2P
F14
LVC1M
E14
LVC1P
E16
LVC0M
E15
LVC0P
G10
GND_4
F9
AVDD_33_2
D16
LVB4M
D15
LVB4P
C16
LVB3M
B16
LVB3P
A16
LVBCKM
A15
LVBCKP
B15
LVB2M
C15
LVB2P
D2
GPIO_3
E3
GPIO_10
E10
GPIO_11
D10
GPIO_7
D8
GPIO_5
D12
REXT
C14
L VB
1 M
C13
LVB1P
A13
L VB
0 M
B13
LVB0P
D7
GPIO_4
D9
GPIO_6
B12
L VA
4 M
A12
LVA4P
C12
L VA
3 M
C11
LVA3P
A11
L VA
C KM
B11
L VA
C KP
B10
L VA
2 M
A10
LVA2P
C10
L VA
1 M
C9
LVA1P
A9
L VA
0 M
B9
LVA0P
F10
AVDD_PLL
G8
GND_2
D11
GPIO_8
D13
GPIO_9
E11
GPIO_12
N7
GPIO[25]
D6
S CL
M
D5
S DA
M
A14
GPIO_1
B14
GPIO_2
D3
XIN
D4
X OU
T
K16
GPIO_14
K15
GPIO_13
H7
GND_5
G11
AVDD_LVDS_2
B8
RO0N
A8
RO0P
C8
RO1N
C7
RO1P
A7
RO2N
B7
RO2P
B6
R OC
K N
A6
R OC
K P
C6
RO3N
C5
RO3P
A5
RO4N
B5
RO4P
H8
GND_6
F11
AVDD_LVDS_1
B4
RE0N
A4
RE0P
C4
RE1N
C3
RE1P
A3
RE2N
B3
RE2P
B2
R EC
K N
A2
RECKP
C2
RE3N
C1
RE3P
A1
RE4N
B1
RE4P
GND_9
J7
GND_15
K9
RT1C3904-T112
Q1101
E
B
C
470
R1127
+3.3V_MULTI_MST
1K
OPC_EN
R1128
TF05-41S
P1102
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
TF05-51S
P1101
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
SMAW250-04Q
P1103
1
2
3
4
5
1K READY
R1159
1K READY
R1100
1K
R1158
1K
R1160
+3.3V_MEMC
0
READY
R1161
MEMC_DQ[8]
MEMC_DQ[13]
MEMC_DQ[4]
MEMC_A[1]
MEMC_A[12]
MEMC_A[4]
MEMC_DQ[0]
MEMC_DQ[9]
MEMC_DQ[18]
MEMC_DQ[16]
MEMC_DQ[27]
MEMC_A[10]
MEMC_DQ[19]
MEMC_DQ[1]
MEMC_DQ[14]
MEMC_DQ[29]
MEMC_DQ[7]
MEMC_A[6]
MEMC_A[7]
MEMC_DQ[2]
MEMC_DQ[6]
MEMC_A[8]
MEMC_A[2]
MEMC_DQ[31]
MEMC_DQ[5]
MEMC_DQ[12]
MEMC_DQ[17]
MEMC_DQ[20]
MEMC_A[5]
MEMC_A[0]
MEMC_A[9]
MEMC_DQ[23]
MEMC_DQ[11]
MEMC_DQ[28]
MEMC_A[3]
MEMC_DQ[3]
MEMC_DQ[22]
MEMC_DQ[25]
MEMC_A[11]
MEMC_DQ[26]
MEMC_DQ[24]
MEMC_DQ[21]
MEMC_DQ[15]
MEMC_DQ[30]
MEMC_DQ[10]
MVREF
LOW
HIGH
HIGH
HIGH
XTAL
SPI FLASH
S
P
I
HIGH
HIGH
HIGH
HIGH
EEPROM
PWM0
PWM1
LOW
I2C
GPIO8
EAX58298501 Mstar LCD LH70
2008/09/20
H6 LH70
8 9
MEMC & LVDS Out
Closed to IC1100
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