Read LG 52LG7000-ZA (CHASSIS:LD88F) 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.
BIT_SEL
2SC3052
Q500
E
B
C
0.1uF
50V
C552
PANEL_VCC_EN
47K
R531
1K
R532
100uF 16V
C553
0.1uF
50V
C554
P_+12V
READY
MLB-201209-0120P-N2
L509
MLB-201209-0120P-N2
L510
MLB-201209-0120P-N2
L511
+5V
RTR030P02
Q501
S
D
G
47K
R533
22
R515
0.1uF
C500
+5V
SCART1_G
SCART2_VIN
TX1_BUF+
22
R502
+5V
75
1 %
R524
VGA_R
TX0_BUF-
22
R517
22
R504
0.1uF
C508
249
1%
R518
TX2_BUF-
TX0_SW+
TX1_BUF-
SCART1_R
H_SYNC_PC
TX0_BUF+
FLI10620H-AA
EAN42012201
IC100
A1P
C2
A2P
E2
A3P
G2
B_GRA
J2
AN
D2
B1P
B1
B2P
D1
B3P
G1
G_GRA
J1
BN
F2
C1P
C1
C2P
E1
C3P
H1
R_GRA
K1
CN
H2
SV1P
D3
SV2P
F3
SV3P
H3
SV4P
J3
SVN
K2
AHS_ACS
J6
AVS
H6
VOUT2
J4
SCART_FB
G6
ARXCM
A10
ARXCP
B10
ARX0M
A9
ARX0P
B9
ARX1M
A8
ARX1P
B8
ARX2M
A7
ARX2P
B7
HDMI_A_HPD
B11
HDMI_B_HPD
C11
HDMI_CEC
A11
BRXCM
A6
BRXCP
B6
BRX0M
A5
BRX0P
B5
BRX1M
A4
BRX1P
B4
BRX2M
A3
BRX2P
B3
REXT
D9
LVTX_ODD_CH0N_DISP23
AH29
LVTX_ODD_CH0P_DISP22
AJ29
LVTX_ODD_CH1N_DISP21
AH28
LVTX_ODD_CH1P_DISP20
AJ28
LVTX_ODD_CH2N_DISP19
AH27
LVTX_ODD_CH2P_DISP18
AJ27
LVTX_ODD_CLKN_DISP17
AH26
LVTX_ODD_CLKP_DISP16
AJ26
LVTX_ODD_CH3N_DISP15
AH25
LVTX_ODD_CH3P_DISP14
AJ25
LVTX_ODD_CH4N_DISP3
AH24
LVTX_ODD_CH4P_DISP2
AJ24
LVTX_ODD_CH5N_DISPCLK
AG29
LVTX_ODD_CH5P_DISPDE
AG28
LVTX_EVN_CH0N_DISP13
AH23
LVTX_EVN_CH0P_DISP12
AJ23
LVTX_EVN_CH1N_DISP11
AF23
LVTX_EVN_CH1P_DISP10
AG23
LVTX_EVN_CH2N_DISP9
AH22
LVTX_EVN_CH2P_DISP8
AJ22
LVTX_EVN_CLKN_DISP7
AF22
LVTX_EVN_CLKP_DISP6
AG22
LVTX_EVN_CH3N_DISP5
AH21
LVTX_EVN_CH3P_DISP4
AJ21
LVTX_EVN_CH4N_DISP1
AF21
LVTX_EVN_CH4P_DISP0
AG21
LVTX_EVN_CH5N_DISPVS
AG25
LVTX_EVN_CH5P_DISPHS
AG24
VDAC_COMP
AG5
VDAC_BU_N
AH1
VDAC_RV_N
AH2
VDAC_GY_YC_N
AH3
VDAC_RSET
AH4
VDAC_BU_P_1
AJ1
VDAC_BU_P_2
AJ2
VDAC_GY_YC_P
AJ3
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC501
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
TX1_SW+
SIDE_YIN/SIDE_VIN
1
R516
HP_DET_S/W_1
0.1uF
C502
DTV/MNT_VOUT
0.1uF
C501
SCART1_B
TXCLK_BUF-
VGA_G
TX2_SW+
TXCLK_SW+
0.1uF
C518
0.1uF
16V
C520
TX2_BUF+
DTV/MNT_SWITCH
TX0_SW-
0.1uF
C510
0.1uF
C509
75
1 %
R523
22
R500
22
R508
TX2_SW-
HP_DET_S/W_3
COMP_Pr
SCART1_FB
56
1
%
R514
+3.3V_HDMI_DOUGLAS
1.8K
1%
R522
0.1uF
C504
0.1uF
C506
TU_MAIN
TX1_SW-
V_SYNC_PC
22
R506
VGA_B
COMP_Pb
0.1uF
C505
10K
R525
COMP_Y
TXCLK_SW-
TXCLK_BUF+
0.1uF
C503
0.1uF
C511
0.1uF
C515
0.1uF
C514
0.1uF
C512
0.1uF
C513
0.1uF
C507
56
1
%
R503
56
1
%
R510
56
1
%
R507
22
R512
75
R501
75
R505
75
R509
75
R511
75
R513
10uF
C521
0
R526
MT8280_AV33
1uF
16V
C522
0.1uF
16V
C523
120-ohm
L500
0.01uF
50V
C524
10uF
16V
C527
10uF
16V
C532
0.1uF
16V
C533
120-ohm
L502
0.1uF
16V
C534
MT8280_AV33
0.1uF
16V
C535
MT8280_AV33
0.1uF
16V
C536
120-ohm
L503
10uF
16V
C537
SMW200-40C
P500
19
14
9
4
18
13
8
3
17
12
7
2
16
11
6
1
20
15
10
5
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
SMW200-26C
P501
19
14
9
4
18
13
8
3
17
12
7
2
16
11
6
1
20
15
10
5
21
22
23
24
25
26
PANNEL_VCC
PANNEL_VCC
0
R527
4.7K
READY
R528
AE0-
AOCK-
AE4-
AE1-
AE3-
AE4+
AO2-
AE3+
AECK+
AE0+
AE2+
AE2-
AO4-
AO0-
AE1+
AECK-
AO3-
AO1-
EO1-
EO0+
EO3+
BE0-
EOCK-
BE0+
BE3+
BE1+
EO2+
EO4+
BECK+
BE2-
BE4-
EO1+
EO4-
BECK-
EO2-
BE4+
BE3-
BE1-
EOCK+
EO3-
BE2+
EO0-
AE4-
AE1-
AE0-
AE3-
AECK-
AE2-
AO1+
AO4+
AO2+
AOCK+
AO3+
AO0+
AECK+
AE4+
AE0+
AE1+
AE2+
AE3+
AO4-
AO0-
AOCK-
AO1-
AO2-
AO3-
AO0+
AO1+
AO4+
AOCK+
AO3+
AO2+
EO4-
EO2-
EO1-
EOCK-
EO3-
EO0-
EO4+
EO1+
EO0+
EOCK+
EO3+
EO2+
BE2-
BE4-
BECK-
BE3-
BE1-
BE0-
BECK+
BE4+
BE0+
BE3+
BE2+
BE1+
MT8280_AV33
MT8280_AV33
4.7K
S H
A R
P M
O D
U L
E
R529
4.7K
S H
A R
P M
O D
U L
E
R530
10uF
16V
C538
0.01uF
50V
C539
120-ohm
L504
1uF
16V
C540
0.1uF
16V
C541
MT8280_AV33
MT8280_AV33
120-ohm
L505
0.1uF
16V
C543
0.01uF
50V
C544
1uF
16V
C545
10uF
16V
C546
0.1uF
16V
C547
10uF
16V
C548
0.1uF
16V
C549
120-ohm
L506
0.1uF
16V
C550
1uF
16V
C551
120-ohm
L507
120-ohm
READY
L508
MT8280_CORE_1.0V
AVDD12
MT8280_AV33
0
R534
READY
0
R535
READY
LOCAL_DIM
0
R888
READY
MT8280FG
IC502
RO0N
AA8
RO0P
AB8
RO1N
AA9
RO1P
AB9
RO2N
AA10
RO2P
AB10
RO3N
AA12
RO3P
AB12
RO4N
AA13
RO4P
AB13
ROCLKN
AA11
ROCLKP
AB11
RE0N
AA14
RE0P
AB14
RE1N
AA15
RE1P
AB15
RE2N
AA16
RE2P
AB16
RE3N
AA18
RE3P
AB18
RE4N
AA19
RE4P
AB19
RECLKN
AA17
RECLKP
AB17
AVDD33_CLKGENPLL
Y8
AVDD33_VIPLL
Y11
AVDD33_LVDSRXO_1
Y9
AVDD33_LVDSRXO_2
Y10
AVDD33_LVDSRXE_1
Y14
AVDD33_LVDSRXE_2
Y15
AVSS33_CLKGENPLL
W8
AVSS33_VIPLL
W11
AVSS33_LVDSRXO_1
W9
AVSS33_LVDSRXO_2
W10
AVSS33_LVDSRXE_1
Y12
AVSS33_LVDSRXE_2
Y13
CLKGEN_CKN
AA7
CLKGEN_CKP
AB7
MT8280FG
IC502
AVDD33_LVDS_TXA_1
C9
AVDD33_LVDS_TXA_2
C10
AVDD33_LVDS_TXA_3
C11
AVDD33_LVDS_TXA_4
C12
AVDD33_LVDS_TXA_5
C13
AVDD33_LVDS_TXA_6
C14
AVDD33_LVDS_TXB_1
D20
AVDD33_LVDS_TXB_2
E20
AVDD33_LVDS_TXB_3
F20
AVDD33_LVDS_TXB_4
G20
AVDD33_LVDS_TXB_5
H20
AVDD33_VPLL
A22
AVDD12
D19
AVSS33_LVDS_TXA_1
C15
AVSS33_LVDS_TXA_2
C16
AVSS33_LVDS_TXA_3
C17
AVSS33_LVDS_TXA_4
C18
AVSS33_LVDS_TXA_5
C19
AVSS33_LVDS_TXB_1
J20
AVSS33_LVDS_TXB_2
K20
AVSS33_LVDS_TXB_3
L20
AVSS33_LVDS_TXB_4
M20
AVSS33_LVDS_TXB_5
N20
AVSS33_LVDS_TXB_6
P20
AVSS33_VPLL
B22
AVSS12
C20
AE0N
B15
AE0P
A15
AE1N
B16
AE1P
A16
AE2N
B17
AE2P
A17
AE3N
B19
AE3P
A19
AE4N
B20
AE4P
A20
AECKN
B18
AECKP
A18
AO0N
B9
AO0P
A9
AO1N
B10
AO1P
A10
AO2N
B11
AO2P
A11
AO3N
B13
AO3P
A13
AO4N
B14
AO4P
A14
AOCKN
B12
AOCKP
A12
BE0N
J21
BE0P
J22
BE1N
K21
BE1P
K22
BE2N
L21
BE2P
L22
BE3M
N21
BE3P
N22
BE4N
P21
BE4P
P22
BECKN
M21
BECKP
M22
BO0N
C21
BO0P
C22
BO1N
D21
BO1P
D22
BO2N
E21
BO2P
E22
BO3N
G21
BO3P
G22
BO4N
H21
BO4P
H22
BOCKN
F21
BOCKP
F22
TN2
B21
TP2
A21
100uF
16V
C526
100uF
16V
C542
1/10W
47K
R536
LVTX_EVNCLK+
LVTX_EVN1+
LVTX_EVNCLK-
LVTX_EVN3+
LVTX_EVN2+
LVTX_EVN2-
LVTX_EVN0+
LVTX_EVN1-
LVTX_EVN0-
LVTX_EVN3-
LVTX_EVN4+
LVTX_EVN4-
LVTX_EVN0-
LVTX_EVN0+
LVTX_EVN1-
LVTX_EVN1+
LVTX_EVN2-
LVTX_EVN2+
LVTX_EVN3-
LVTX_EVN3+
LVTX_EVN4-
LVTX_EVN4+
LVTX_EVNCLK-
LVTX_EVNCLK+
LVTX_ODD0-
LVTX_ODD0+
LVTX_ODD1-
LVTX_ODD1+
LVTX_ODD2-
LVTX_ODD2+
LVTX_ODD3-
LVTX_ODD3+
LVTX_ODD4-
LVTX_ODD4+
LVTX_ODDCLK-
LVTX_ODDCLK+
LVTX_ODD0-
LVTX_ODD0+
LVTX_ODD1-
LVTX_ODD1+
LVTX_ODD2-
LVTX_ODD2+
LVTX_ODDCLK-
LVTX_ODDCLK+
LVTX_ODD3-
LVTX_ODD3+
LVTX_ODD4-
LVTX_ODD4+
PANEL POWER FOR LCD
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