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32LD540, 32LD540, 32LD541, 32LD570, 32LD575 (CHASSIS:LD01B) - LG TV Service Manual (repair manual). Page 76

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1
1
2
2
3
3
4
4
5
5
6
6
A
A
B
B
C
C
D
D
From. CPU
to. TUNER
*I2C Address : 0x16
All location are from 931 to 950
LD540 DVB-S/S2 Block Delete
32/42LD540-ZC, 32/42LD541-ZC
12V_SMPS
3V4
3V4
5V_NOR
LNB_OUT [31]
I2C1_SCL
[13,27,28,29,32]
22K_TONE
[32]
I2C1_SDA
[13,27,28,29,32]
D933
OPEN-US1M
D933
OPEN-US1M
C931
OPEN-104p/50V
C931
OPEN-104p/50V
C945
OPEN-474p/2012
C945
OPEN-474p/2012
C935
OPEN-47uF/35V/SMD/BXE 6.3P
C935
OPEN-47uF/35V/SMD/BXE 6.3P
R935
OPEN-103/1005
R935
OPEN-103/1005
C940
OPEN-104p/50V
C940
OPEN-104p/50V
C943
OPEN-224p/50V/2012
C943
OPEN-224p/50V/2012
R932
OPEN-220/1005
R932
OPEN-220/1005
C939
OPEN-47uF/35V/SMD/BXE 6.3P
C939
OPEN-47uF/35V/SMD/BXE 6.3P
C941
OPEN-224p/50V/2012
C941
OPEN-224p/50V/2012
D931
OPEN-SX34
D931
OPEN-SX34
C944
OPEN-224p/50V/2012
C944
OPEN-224p/50V/2012
C946
OPEN-224p/50V/2012
C946
OPEN-224p/50V/2012
R937
OPEN-300
R937
OPEN-300
C936
OPEN-47uF/35V/SMD/BXE 6.3P
C936
OPEN-47uF/35V/SMD/BXE 6.3P
L931
OPEN-SPS12060-330M
L931
OPEN-SPS12060-330M
C934
OPEN-224p/50V/2012
C934
OPEN-224p/50V/2012
C942
OPEN-224p/50V/2012
C942
OPEN-224p/50V/2012
R931
OPEN-473/1005
R931
OPEN-473/1005
R936
OPEN-102/1005
R936
OPEN-102/1005
D932
OPEN-SX34
D932
OPEN-SX34
C938
OPEN-104p/50V
C938
OPEN-104p/50V
R938
OPEN-102/6432
R938
OPEN-102/6432
U931
OPEN-A8293SESTR-T
U931
OPEN-A8293SESTR-T
BOOST
1
VREG
8
GND
7
NC
6
SDA
9
ADD
10
VCP
2
TCAP
3
FLOAT
4
EXTM
5
FLOAT
15
GND
14
NC
13
SCL
12
IRQ
11
NC
16
VIN
17
LX
18
GND
19
LNB
20
GND
21
C932
OPEN-224p/50V/2012
C932
OPEN-224p/50V/2012
L932
OPEN-CIB21P260NE
L932
OPEN-CIB21P260NE
D934
OPEN-SS14
D934
OPEN-SS14
C933
OPEN-103p/50V/1005
C933
OPEN-103p/50V/1005
1
1
2
2
3
3
4
4
5
5
A
A
B
B
C
C
D
D
All reference designators are from 961 to 1000
All location are from C20 to C100
W=0.38mm
L=12.15mm
L=9.125mm
W=0.38mm
L=0.7mm
W=1.2mm
L=0.7mm
W=1.2mm
W=0.35mm
Clearance = 1.3 mm
W=1.2mm
W=0.175mm
L=19mm
L=10.125mm
W=0.175mm
LD540 DVB-S/S2 Block Delete
32/42LD540-ZC, 32/42LD541-ZC
LNB_OUT
RF_IN
5V_TUNER
LNB_OUT [30]
CC24
OPEN-3R9p/50V/1005
CC24
OPEN-3R9p/50V/1005
BCM4506
Front End
(SDS 0)
U951A
OPEN-BCM4505KQLEG P20
<Package>
BCM4506
Front End
(SDS 0)
U951A
OPEN-BCM4505KQLEG P20
<Package>
TNR0_RFP_SHLD
31
TNR0_RFP_SHLD
32
SDS0_AFE_IN
35
SDS0_AFE_IP
36
SDS0_RF_AGC/GPIO[10]
59
SDS0_IF_AGC/GPIO[11]
58
SDS0_TNR_SCL
55
SDS0_TNR_SDA
54
SDS0_AFE_QN
38
SDS0_AFE_QP
37
TNR0_RFP
30
TNR0_RFN
29
TNR0_RFN_SHLD
28
TNR0_RFN_SHLD
27
CC28
OPEN-020p/50V
CC28
OPEN-020p/50V
CC73
OPEN-101p/50V/1005
CC73
OPEN-101p/50V/1005
CC30
OPEN-3R3p/50V
CC30
OPEN-3R3p/50V
TC20
OPEN-DXW21BN7511S
TC20
OPEN-DXW21BN7511S
3
2
1
4
CC35
OPEN-102p/50V/1005
CC35
OPEN-102p/50V/1005
DC51
OPEN-LNBTVS6-221S
DC51
OPEN-LNBTVS6-221S
1
2
LC20
OPEN-CIM10U121NC
LC20
OPEN-CIM10U121NC
CC22
OPEN-104p/16V/1005
CC22
OPEN-104p/16V/1005
CC25
OPEN-102p/50V/1005
CC25
OPEN-102p/50V/1005
BCM4506
Front End
(SDS 1)
U951B
OPEN-BCM4505KQLEG P20
<Package>
BCM4506
Front End
(SDS 1)
U951B
OPEN-BCM4505KQLEG P20
<Package>
TNR1_RFP_SHLD
8
TNR1_RFP_SHLD
7
SDS1_AFE_IN
4
SDS1_AFE_IP
3
SDS1_RF_AGC/GPIO[8]
108
SDS1_IF_AGC/GPIO[9]
109
SDS1_TNR_SCL
112
SDS1_TNR_SDA
113
SDS1_AFE_QN
1
SDS1_AFE_QP
2
TNR1_RFP
9
TNR1_RFN
10
TNR1_RFN_SHLD
11
TNR1_RFN_SHLD
12
CC21
OPEN-101p/50V/1005
CC21
OPEN-101p/50V/1005
CC58
OPEN-020p/50V
CC58
OPEN-020p/50V
CC31
OPEN-330p/50V
CC31
OPEN-330p/50V
RC20
OPEN-103/1005
RC20
OPEN-103/1005
CC36
OPEN-104p/50V
CC36
OPEN-104p/50V
CC27
OPEN-3R9p/50V/1005
CC27
OPEN-3R9p/50V/1005
SHIELD GND (PIN 2 ~ 5)
3
3
5
4
2
1
CA51
OPEN-DK-504-038
SHIELD GND (PIN 2 ~ 5)
3
3
5
4
2
1
CA51
OPEN-DK-504-038
SIGNAL
1
GND
2
GND
3
GND
4
GND
5
UC21
OPEN-BFP640
UC21
OPEN-BFP640
E
2
B
1
E
4
C
3
CC20
OPEN-100p/50V/1005
CC20
OPEN-100p/50V/1005
CC72
OPEN-101p/50V/1005
CC72
OPEN-101p/50V/1005
CC33
OPEN-330p/50V/1005
CC33
OPEN-330p/50V/1005
CA52
OPEN-DK-508-002
CA52
OPEN-DK-508-002
1
2
3
4
5
RC21
OPEN-101
RC21
OPEN-101
LC21
OPEN-CIH05T1N2SNC
LC21
OPEN-CIH05T1N2SNC
LC22
OPEN-CIH05T1N2SNC
LC22
OPEN-CIH05T1N2SNC
CC32
OPEN-100p/50V/1005
CC32
OPEN-100p/50V/1005
RC22
OPEN-680/1005
RC22
OPEN-680/1005
RC24
OPEN-103/1005
RC24
OPEN-103/1005
CC29 OPEN-3R3p/50V
CC29 OPEN-3R3p/50V
CC34
OPEN-102p/50V/1005
CC34
OPEN-102p/50V/1005
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