LG 55LH85 - - 54.6" LCD TV, Service Manual

Page: 22 / 76

[E1]
[D1]
[L9]
[N5]
[N4]
[N12]
[N13]
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.
URSA_A[1]
URSA_DQ[27]
URSA_DQ[26]
URSA_DQ[16]
URSA_DQ[31]
URSA_DQ[13]
URSA_C3M
URSA_DQ[8]
URSA_C0P
URSA_DQ[21]
URSA_A[6] URSA_A[9]
URSA_D1P
URSA_DQ[14] URSA_DQ[11]
URSA_A1M
URSA_DQ[29]
URSA_C2P
URSA_BCKM
URSA_C1P
URSA_A2P URSA_A1P
URSA_DQ[9]
URSA_B3M
URSA_A[3]
URSA_D0M
URSA_B0P
URSA_D3P
URSA_C4M
URSA_C1M
URSA_C3P
URSA_B4P
URSA_DQ[0-31]
URSA_A[5]
URSA_ACKP
URSA_A[7] URSA_A[12]
URSA_DQ[5]
URSA_DQ[18]
URSA_DQ[1]
URSA_DCKM
URSA_A0P
URSA_A[0]
URSA_A4P
URSA_D0P
URSA_A[8]
URSA_B4M
URSA_DQ[22]
URSA_B2P
URSA_A[2]
URSA_A2M URSA_A3P
URSA_DQ[2]
URSA_DQ[28]
URSA_DCKP
URSA_C2M
URSA_C4P
URSA_DQ[17]
URSA_ACKM
URSA_A3M
URSA_DQ[12]
URSA_B1M
URSA_DQ[10] URSA_DQ[4] URSA_DQ[3] URSA_DQ[7]
URSA_B3P
URSA_DQ[19]
URSA_A4M
URSA_DQ[30] URSA_D2M
URSA_CCKM
URSA_A[11]
URSA_DQ[24]
URSA_B0M
URSA_D1M
URSA_BCKP
URSA_A0M
URSA_D4P
URSA_DQ[15]
URSA_DQ[20]
URSA_B2M
URSA_DQ[25]
URSA_A[10]
URSA_D3M
URSA_A[4]
URSA_C0M
URSA_CCKP
URSA_D2P
URSA_D4M
URSA_DQ[6]
URSA_DQ[23]
URSA_DQ[0]
URSA_C0P
URSA_C0M
URSA_C1P
URSA_C1M
URSA_C2P
URSA_C2M
URSA_CCKP
URSA_CCKM
URSA_C3P
URSA_C3M
URSA_C4P
URSA_C4M
URSA_D0P
URSA_D0M
URSA_D1P
URSA_D1M
URSA_D2P
URSA_D2M
URSA_DCKP
URSA_DCKM
URSA_D3P
URSA_D3M
URSA_D4P
URSA_D4M
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_B1P
C
7
3
3
0.1uF
URSA_DQ[0-31]
C745 10uF
C719
0.1uF
M_SPI_CK
ME
URSA_A[0-12]
R720
100
R722
100
C
7
3
0
0.1uF
C
7
4
1
0
.
1
u
F
C
7
3
1
0.1uF
R701 2.2K
C715 0.1uF
MEMC_RXOC-
C700
15pF
M_XTALI
R712 100
C
7
4
0
0
.
1
u
F
URSA_DQM3
ME
MEMC_RESET
C724 0.1uF
+3.3V_MEMC
URSA_BA1
MEMC_RXO2-
R721
100
L703
BLM18PG121SN1D
R727
100
C712
0.1uF
ME
+5V
R737
1K
URSA_BA0
C739 1uF
C726 0.1uF
C706
0.1uF
L700
BLM18PG121SN1D
C720 0.1uF
R703 56
R723
100
MEMC_SDA
R732
10K
C
7
2
8
0
.
1
u
F
ME
R707 56
+3.3V_MEMC
R702 56
ME
M_SPI_DI
+3.3V_MEMC
R715
10K
L706
BLM18PG121SN1D
C743
0.1uF
C707
22uF 16V
URSA_DQSB2
URSA_MCLK
+3.3V_ST
M_SPI_DO
R704 10K
C722
10uF
10V
MEMC_RXE3-
C
7
1
4
0
.
1
u
F
M_XTALI
R728
0
ME
C708
10uF
URSA_DQS0
C723
0.1uF
C
7
0
4
0
.
1
u
F
+1.26V_MEMC
URSA_DQS1
C749
0.1uF
MEMC_RXO3-
ISP_TXD_MEMC
J23
C705
0.1uF
R718
100
C
7
3
7
0
.
1
u
F
M_SPI_DO
ME
R706 56
MEMC_RXEC-
L701
BLM18PG121SN1D
C716
0.1uF
C721 0.1uF
C
7
0
3
0
.
1
u
F
L705
BLM18PG121SN1D
URSA_MCLKE
C748
0.1uF
C
7
2
9
0
.
1
u
F
C
7
3
5
0
.
1
u
F
R708 1K
URSA_MCLKZ1
R700 2.2K
MEMC_RXE4-
R717
100
+3.3V_MEMC
+3.3V_MEMC
C709
22uF 16V
R714
10K
X700
12MHz
URSA_MCLKZ
ME
URSA_CASZ
URSA_ODT
R716
100
R741
1K
C713
10uF
C717
1uF
C746 0.1uF
C
7
3
4
0.1uF
ME
+3.3V_MEMC
C711
10uF
R705 1M
C747
0.1uF
ME
+3.3V_MEMC
R742
1K
OPT
C
7
3
8
0
.
1
u
F
M_SPI_CK
C
7
3
2
0.1uF
R724
100
ISP_RXD_MEMC
J23
MEMC_RXE1- MEMC_RXE0-
C725 10uF
URSA_DQSB1
M_SPI_CZ
R709 1K
OPT
MEMC_RXO0-
URSA_MCLK1
ME
C727
0.1uF
R711 0
C702 10uF
URSA_DQM2
ISP_RXD_MEMC
C
7
3
6
0
.
1
u
F
URSA_DQM0
+1.8V_MEMC
URSA_DQSB0
MEMC_RXO4- MEMC_RXO1-
M_XTALO
URSA_WEZ
P700
TJC2508-4A
ISP_FRC
1
2
3
4
C710
10uF
R738
1K
OPT
MEMC_SCL
R725
100
URSA_DQS2
R729
820
URSA_DQM1
L704
BLM18PG121SN1D
M_SPI_DI
ME
R719
100
C
7
4
2
0
.
1
u
F
M_XTALO
R710 0
R726
100
M_SPI_CZ
MEMC_RXE2-
URSA_DQS3
IC700
W25X20AVSNIG
EAN50547501
3
WP
2
DO
4
GND
1
CS
5
DIO
6
CLK
7
HOLD
8
VCC
C701
15pF
C718
0.1uF
+3.3V_MEMC
R713
100
URSA_RASZ
L702
BLM18PG121SN1D
URSA_DQSB3
ISP_TXD_MEMC
12V_TCON
LVDS_SEL
9:AO33;M21
PWM_DIM
9:AD15;4:D19
OPC_OUT1
4:D18
OPC_EN
9:AO32
OPC_OUT2
4:E21
L707
CB3216PA501E
LVDS_SEL
9:AO33;AL17
C757
0.1uF
16V
C756
0.1uF
16V
C755
0.1uF
16V
C754
0.1uF
16V
BIT_SEL
R730
0
OPT
C752
0.1uF
OPT
C753
1000pF
50V
C751
22uF
25V
C744 10uF
10V
C750 10uF
C758 0.1uF
R743
1K
OPT
R731
1K
OPT
+3.3V_MEMC
R744
1K
R740
1K
IC701
LGE7329A
EAN60659201
E1
SDAS
D1
SCLS
F1
GPIO[8]
G1
GPIO[9]
K8
GND_14
E5
VDDC_1
E2
GPIO[10]
F2
GPIO[11]
F3
GPIO[12]
G2
GPIO[13]
M4
GPIO[22]
M5
GPIO[23]
G3
GPIO[14]
E4
GPIO[15]
F4
GPIO[16]
G4
GPIO[17]
H4
GPIO[18]
J4
GPIO[19]
K4
GPIO[20]
L4
GPIO[21]
J6
VDDP_2
H9
GND_7
F6
VDDC_2
H1
MDATA[20]
H2
MDATA[19]
H3
MDATA[17]
J1
MDATA[22]
J2
MDATA[27]
J3
MDATA[28]
K1
MDATA[25]
K2
MDATA[30]
K6
AVDD_DDR_2
K3
DQM[3]
L1
DQM[2]
J8
GND_10
L2
DQS[2]
L3
DQSB[2]
L6
AVDD_DDR_4
L8
VDDP_3
H10
GND_8
M1
DQS[3]
M2
DQSB[3]
L7
AVDD_DDR_5
M3
MDATA[31]
N1
MDATA[24]
J9
GND_11
N2
MDATA[26]
N3
MDATA[29]
L10
AVDD_DDR_6
P1
MDATA[23]
R1
MDATA[16]
T1
MDATA[18]
T2
MDATA[21]
R2
MCLK[0]
P2
MCLKZ[0]
G7
GND_1
L9
AVDD_MEMPLL
N5
MVREF
N4
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
WEZ
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
MCLKE
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
LVB1M
C13
LVB1P
A13
LVB0M
B13
LVB0P
D7
GPIO_4
D9
GPIO_6
B12
LVA4M
A12
LVA4P
C12
LVA3M
C11
LVA3P
A11
LVACKM
B11
LVACKP
B10
LVA2M
A10
LVA2P
C10
LVA1M
C9
LVA1P
A9
LVA0M
B9
LVA0P
F10
AVDD_PLL
G8
GND_2
D11
GPIO_8
D13
GPIO_9
E11
GPIO_12
N7
GPIO[25]
D6
SCLM
D5
SDAM
A14
GPIO_1
B14
GPIO_2
D3
XIN
D4
XOUT
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
ROCKN
A6
ROCKP
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
RECKN
A2
RECKP
C2
RE3N
C1
RE3P
A1
RE4N
B1
RE4P
GND_9
J7
GND_15 K9
P702
TF05-51S
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
P701
TF05-41S
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
MDS61887701
GAS2 GAS2
MDS61887701
GAS5 GAS5
MDS61887701
GAS3 GAS3
MDS61887701
GAS4
GAS4
Only use for 42Inch
MDS61887701
GAS1
GAS1
R735 0 OPC_EN
R747
OPT
0
R739 0 OPC_EN
R733 0
OPC_EN
R736 0
R758 0
OPT
R734 0 OPT
R748 0
+3.3V_MEMC
R745
0
OPT
R746
4.7K OPT
7 12
JUNO
LOW
ISP Port for MEMC
HIGH I2C HIGH
SPI
EEPROM
HIGH
HIGH
SPI FLASH
PWM1
LOW
PWM0
HIGH HIGH
GPIO8
HIGH
XTAL
PI Result
PI Result
09.02.04.
KIM SUNG KYEONG(FRC)
PARK SUNG WON(LVDS)
LVDS / FRC
GPIO12 GPIO14
Non M+S LVDS LOW LOW
M+S 42" Mini LVDS LOW HIGH
M+S 47" Mini LVDS HIGH LOW
M+S 37" Mini LVDS HIGH HIGH
for FRC one-board
SMD Gasket Option
1 2
3
4
5
PCB BACK VIEW