Read LG 32LD540 / 32LD540 / 32LD541 / 32LD570 / 32LD575 (CHASSIS:LD01B) Service Manual online
1
1
2
2
3
3
4
4
5
5
6
6
D
D
C
C
B
B
A
A
ADDR Sel = LOW
All location are from 901 to 930
32/42LD540-ZC, 32/42LD541-ZC
TC_DO0
TC_DEN
TC_OCLK
TC_PSYNC
TC_DEN
TC_OCLK
TC_PSYNC
1V8_DEMOD
1V8_DEMOD
1V8_DEMOD
1V8_DEMOD
3V3_NOR
3V3_NOR
3V3_NOR
3V3_NOR
CH_QAM_RESET [11]
QAM_AGC [27]
I2C1_SCL [13,27,28,30,32]
I2C1_SDA [13,27,28,30,32]
QAM_IF_NARROW-
[27]
QAM_IF_NARROW+
[27]
HS2_D0 [11]
HS2_CLK [11]
HS2_VALID [11]
HS2_SYNC
[11]
C907
104p/16V/1005
C907
104p/16V/1005
R909
332/1005
332/1005
R909
332/1005
332/1005
C924
330p/50V/1005
C924
330p/50V/1005
L903
CIC10P300NC
CIC10P300NC
L903
CIC10P300NC
CIC10P300NC
L905
CIC10P300NC
CIC10P300NC
L905
CIC10P300NC
CIC10P300NC
R914
330/1005
R914
330/1005
R902
100/1005
R902
100/1005
R903
100/1005
R903
100/1005
C906
104p/16V/1005
C906
104p/16V/1005
C902
103p/50V/1005
C902
103p/50V/1005
C923
104p/16V/1005
C923
104p/16V/1005
C920
104p/16V/1005
C920
104p/16V/1005
C908
104p/16V/1005
C908
104p/16V/1005
C914
103p/50V/1005
C914
103p/50V/1005
C904
103p/50V/1005
C904
103p/50V/1005
C925
330p/50V/1005
C925
330p/50V/1005
U901
TDA10024 QAM DEMOD
U901
TDA10024 QAM DEMOD
VDA18_OSC
1
XIN
2
XOUT
3
VSSA_OSC
4
SACLK
5
TEST
6
VDDI18
7
AGCTUN
9
IICDIV
10
AGCIF
11
SADDR
12
VDDE33
38
GND_PAD
57
CLRB
14
SCL
15
SDA
16
SDAT
17
SCLT
18
ENSERI
19
TCK
20
TDI
21
VDDI18
8
TRST
23
TMS
24
TDO
25
GPIO
26
VDDE33
27
CTRL
28
UNCOR
29
PSYNC
30
OCL
K
31
DEN
32
DO7
33
DO6
34
DO5
35
DO4
36
VDDI18
22
VDDE33
13
DO3
39
DO2
40
DO1
41
DO0
42
GND_ADCPLL
44
VD18_ADCPLL
45
VIM
50
VIP
51
GNDA_ADC
52
VDA18_PLL
54
NC
43
NC
46
NC
47
VDA33_ADC
49
VDA33_ADC
53
VDDI18
37
NC
48
NC
55
NC
56
L907
CIC10P300NC
CIC10P300NC
L907
CIC10P300NC
CIC10P300NC
C911
104p/16V/1005
C911
104p/16V/1005
L901
CIC10P300NC
CIC10P300NC
L901
CIC10P300NC
CIC10P300NC
L904
CIC10P300NC
CIC10P300NC
L904
CIC10P300NC
CIC10P300NC
R906
472/1005
R906
472/1005
C901
106p/10V/2012
C901
106p/10V/2012
C916
103p/50V/1005
C916
103p/50V/1005
C919
104p/16V/1005
C919
104p/16V/1005
C927
OPEN-104p/16V/1005
C927
OPEN-104p/16V/1005
C903
106p/10V/2012
C903
106p/10V/2012
C913
104p/16V/1005
C913
104p/16V/1005
R915
330/1005
R915
330/1005
R919
472/1005
R919
472/1005
R904
100/1005
R904
100/1005
C917
106p/10V/2012
C917
106p/10V/2012
C910
104p/16V/1005
C910
104p/16V/1005
C915
104p/16V/1005
C915
104p/16V/1005
C909
220p/50V/1005
C909
220p/50V/1005
R905
472/1005
R905
472/1005
C922
103p/50V/1005
C922
103p/50V/1005
Y901
16.000Mhz/20pF/+-30PPM/SMD
16.000Mhz/20pF/+-30PPM/SMD
Y901
16.000Mhz/20pF/+-30PPM/SMD
16.000Mhz/20pF/+-30PPM/SMD
L902
CIC10P300NC
CIC10P300NC
L902
CIC10P300NC
CIC10P300NC
R901
100/1005
R901
100/1005
C912
106p/10V/2012
C912
106p/10V/2012
TP901
TP901
1
L906
CIC10P300NC
CIC10P300NC
L906
CIC10P300NC
CIC10P300NC
C921
106p/10V/2012
C921
106p/10V/2012
C905
104p/16V/1005
C905
104p/16V/1005
R908
332/1005
332/1005
R908
332/1005
332/1005
R916
OPEN-472/1005
OPEN-472/1005
R916
OPEN-472/1005
OPEN-472/1005
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
2
1
R
3
L
PC_Audio
All location are from 1021 to 1050
32/42LD540-ZC, 32/42LD541-ZC
DDC_SDA
HSYNC1
VSYNC1
TXD_PC
RA
TA
RA
TXD_PC
VSYNC1
HSYNC1
DDC_SCL
RXD_PC
TA
RXD_PC
DDC_SCL
DDC_SDA
3V4
5V_NOR
5V_NOR
5V_NOR
5V_NOR
5V_NOR
D3V3_BCM3556
5V_NOR
5V_NOR
DET_PWR
PC_B
[7]
PC_G
[7]
PC_R
[7]
PC_RI
[8]
PC_LI
[8]
PC_LINK [11]
SPDIF_OUT [9]
UART_RXD_0 [6,11]
UART_TXD_0 [6,11]
RA
[6,11]
TA
[6,11]
PC_HSYNC
[7]
PC_VSYNC
[7]
DDC_SCL
[20]
DDC_SDA
[20]
R1022
101/1005
R1022
101/1005
R1031
101/1005
R1031
101/1005
JP1023
JST1223-001
JST1223-001
JP1023
JST1223-001
JST1223-001
GND
1
Vcc
2
VINPUT
3
SH1
4
SH2
5
U1024
ELM7S08
ELM7S08
U1024
ELM7S08
ELM7S08
A
1
B
2
GND
3
Y
4
VCC
5
RV1026
SV060314B431N
RV1026
SV060314B431N
R1034
220
R1034
220
R1037
OPEN-000/1005
R1037
OPEN-000/1005
R1027
472/1005
472/1005
R1027
472/1005
472/1005
R1033
472/1005
R1033
472/1005
C1029
104p/50V
C1029
104p/50V
L1023
CIL10J1R8KNC
CIL10J1R8KNC
L1023
CIL10J1R8KNC
CIL10J1R8KNC
C1027
106p/10V/2012
C1027
106p/10V/2012
RV1027
SV060314B431N
SV060314B431N
RV1027
SV060314B431N
SV060314B431N
C1034
104p/16V/1005
C1034
104p/16V/1005
C1022
104p/16V/1005
C1022
104p/16V/1005
R1024
OPEN-000/1005
R1024
OPEN-000/1005
RV1021
SV060305E101N
SV060305E101N
RV1021
SV060305E101N
SV060305E101N
R
L
Support
Hole
Hole
JP1022
PEJ027-01
PEJ027-01
R
L
Support
Hole
Hole
JP1022
PEJ027-01
PEJ027-01
1
2
3
4
2
3
4
5
6
7
6
7
8
9
9
C1021
104p/16V/1005
C1021
104p/16V/1005
C1025
104p/50V
C1025
104p/50V
R1025
101/1005
R1025
101/1005
R1023
472/1005
472/1005
R1023
472/1005
472/1005
R1029
OPEN-000/1005
R1029
OPEN-000/1005
R1041
4R7
R1041
4R7
L1022
CIL10J1R8KNC
CIL10J1R8KNC
L1022
CIL10J1R8KNC
CIL10J1R8KNC
R1038
OPEN-000/1005
R1038
OPEN-000/1005
D1022
KDS226
KDS226
D1022
KDS226
KDS226
2
3
1
RV1028
SV060314B431N
SV060314B431N
RV1028
SV060314B431N
SV060314B431N
RV1025
SV060314B431N
RV1025
SV060314B431N
C1032
104p/16V/1005
C1032
104p/16V/1005
L1021
CIC10P121NC
L1021
CIC10P121NC
D1023
KDS226
KDS226
D1023
KDS226
KDS226
2
3
1
C1026
104p/50V
C1026
104p/50V
JP1021
KCN-DS-2-0089
KCN-DS-2-0089
JP1021
KCN-DS-2-0089
KCN-DS-2-0089
8
15
7
14
6
13
5
12
4
11
3
10
2
9
1
15
7
14
6
13
5
12
4
11
3
10
2
9
1
16
17
R1028
102/1005
R1028
102/1005
D1021
KDS226
KDS226
D1021
KDS226
KDS226
2
3
1
D1024
DAN202K
DAN202K
D1024
DAN202K
DAN202K
2
3
1
R1042
330/1005
R1042
330/1005
R1032
472/1005
R1032
472/1005
RV1022
SV060305E101N
SV060305E101N
RV1022
SV060305E101N
SV060305E101N
U1021
ILX232
U1021
ILX232
T1IN
11
T2IN
10
R1O
12
R2O
9
C1+
1
C1-
3
C2+
4
C2-
5
V-
6
V+
2
GND
15
VCC
16
R2IN
8
R1IN
13
T2O
7
T1O
14
R1030
101/1005
R1030
101/1005
RV
1024
S
V
060314B
431N
RV
1024
S
V
060314B
431N
R1039
474/1005
474/1005
R1039
474/1005
474/1005
R1040
474/1005
474/1005
R1040
474/1005
474/1005
R1026
472/1005
472/1005
R1026
472/1005
472/1005
C1033
104p/16V/1005
C1033
104p/16V/1005
R1021
OPEN-000/1005
R1021
OPEN-000/1005
U1023
ELM7S08
ELM7S08
U1023
ELM7S08
ELM7S08
A
1
B
2
GND
3
Y
4
VCC
5
RV
1023
S
V
060314B
431N
RV
1023
S
V
060314B
431N
C1028
104p/50V
C1028
104p/50V
C1023
104p/16V/1005
C1023
104p/16V/1005
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