LG 47LW9800-CA (CHASSIS:LC12D) Service Manual ▷ View online
THERMAL
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.
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.
C717
0.1uF
16V
0.1uF
16V
OPT
C711
0.1uF
16V
R721
4.7K
4.7K
CEC_REMOTE
DDC_SCL_1
CK-_HDMI4
C708
1uF
HDMI_HPD_3
D2-_HDMI1
HDMI_RX2+
C706
10uF
10V
10uF
10V
D2-_HDMI1
D1+_HDMI1
+5V_Normal
VR705
OPT
10V
CK-_HDMI4
CK+_HDMI1
HDMI_CLK+
D0+_HDMI2
C710
1uF
10V
10V
D1+_HDMI4
HDMI_RX1-
D1-_HDMI4
D0-_HDMI2
C701
10uF
10V
10uF
10V
R735
3.6K
OPT
HDMI_RX1+
R740
3.6K
OPT
OPT
HDMI_HPD_2
R728
1K
OPT
DDC_SDA_2
JK703
RSD-105156-100
EAG62611201
14
ARC
13
CE_REMOTE
5
D1_GND
20
BODY_SHIELD
12
CK-
11
CK_GND
2
D2_GND
19
HP_DET
18
5V
10
CK+
4
D1+
1
D2+
17
GND
9
D0-
8
D0_GND
3
D2-
16
DDC_DATA
7
D0+
6
D1-
15
DDC_CLK
R777
4.7K
4.7K
HDMI_CEC
5V_HDMI_4
DDC_SCL_3
CK+_HDMI3
5V_HDMI_3
D2-_HDMI4
DDC_SCL_4
HDMI_RX0+
D1+_HDMI4
D2-_HDMI2
D0-_HDMI1
DDC_SDA_3
VR706
OPT
10V
R727
0
0
OPT
DDC_SDA_4
R776
63.4
DDC_SDA_3
D1-_HDMI3
CK+_HDMI2
+5V_Normal
D0-_HDMI1
HDMI_CLK-
CK-_HDMI3
DDC_SCL_1
HDMI_ARC
VR704
OPT
10V
HDMI_HPD_2
D0-_HDMI4
CK-_HDMI2
R731
0
0
OPT
C716
0.1uF
16V
0.1uF
16V
OPT
CK+_HDMI3
DDC_SCL_2
D1-_HDMI4
C709
1uF
D1-_HDMI2
D2+_HDMI2
HDMI_HPD_1
R739
3.6K
OPT
OPT
CEC_REMOTE
DDC_SDA_4
R736
1K
OPT
D2+_HDMI1
5V_HDMI_1
R729
1K
OPT
D2+_HDMI3
5V_HDMI_2
+3.5V_ST
D2-_HDMI4
JK701
RSD-105156-100
EAG62611201
14
NC
13
CE_REMOTE
5
D1_GND
20
BODY_SHIELD
12
CK-
11
CK_GND
2
D2_GND
19
HP_DET
18
5V
10
CK+
4
D1+
1
D2+
17
GND
9
D0-
8
D0_GND
3
D2-
16
DDC_DATA
7
D0+
6
D1-
15
DDC_CLK
D2+_HDMI2
HDMI_HPD_1
HDMI_HPD_3
D2+_HDMI4
C704
1uF
JK704
RSD-105156-100
EAG62611201
14
NC
13
CE_REMOTE
5
D1_GND
20
BODY_SHIELD
GND
12
CK-
11
CK_GND
2
D2_GND
19
HP_DET
18
5V
10
CK+
4
D1+
1
D2+
17
GND
9
D0-
8
D0_GND
3
D2-
16
DDC_DATA
7
D0+
6
D1-
15
DDC_CLK
SCL3_3.3V
D0+_HDMI2
5V_HDMI_2
D0+_HDMI3
R715
4.7K
R706
0
R718
10
10
CK-_HDMI1
D0-_HDMI4
+5V_Normal
DDC_SDA_2
C702
1uF
CEC_REMOTE
5V_HDMI_3
R712
10
10
D0-_HDMI3
D1-_HDMI1
DDC_SCL_3
D0-_HDMI2
R730
3.6K
OPT
OPT
C730
0.1uF
R724
4.7K
5V_HDMI_1
DDC_SCL_4
DDC_SDA_3
VR708
OPT
10V
D0-_HDMI3
HDMI_HPD_4
DDC_SCL_1
R708
10
10
5V_HDMI_3
D0+_HDMI4
C707
10uF
10V
10uF
10V
CK+_HDMI1
+5V_Normal
5V_HDMI_2
CK+_HDMI4
D1-_HDMI2
R723
4.7K
D0+_HDMI4
C703
0.1uF
16V
R741
120K
DDC_SDA_1
DDC_SDA_1
D2+_HDMI3
HDMI_HPD_4
D0+_HDMI1
R720
4.7K
C712
0.1uF
16V
DDC_SDA_2
C713
0.1uF
16V
+3.3V_HDMI
5V_HDMI_1
C715
0.1uF
16V
0.1uF
16V
OPT
JK702
RSD-105156-100
EAG62611201
14
NC
13
CE_REMOTE
5
D1_GND
20
BODY_SHIELD
12
CK-
11
CK_GND
2
D2_GND
19
HP_DET
18
5V
10
CK+
4
D1+
1
D2+
17
GND
9
D0-
8
D0_GND
3
D2-
16
DDC_DATA
7
D0+
6
D1-
15
DDC_CLK
5V_HDMI_4
BSS83
Q710
S
B
D
G
DDC_SCL_2
D2-_HDMI3
D2+_HDMI1
CK-_HDMI3
D2-_HDMI2
C705
1uF
R714
4.7K
4.7K
C714
0.1uF
16V
0.1uF
16V
OPT
D1+_HDMI2
D2-_HDMI3
D0+_HDMI3
D1+_HDMI1
D1+_HDMI2
CK-_HDMI2
DDC_SDA_1
R726
1K
OPT
CEC_REMOTE
DDC_SDA_4
R713
4.7K
SDA3_3.3V
HDMI_RX0-
R737
0
0
OPT
D1+_HDMI3
D2+_HDMI4
D0+_HDMI1
+5V_Normal
DDC_SCL_2
D1+_HDMI3
VR702
OPT
10V
CK+_HDMI2
5V_HDMI_4
R717
10
10
D1-_HDMI1
D1-_HDMI3
DDC_SCL_3
HDMI_RX2-
R725
0
0
OPT
VR701
OPT
10V
VR707
OPT
10V
CK-_HDMI1
CK+_HDMI4
R716
4.7K
CEC_REMOTE
VR703
OPT
10V
DDC_SCL_4
R778
33
33
R779
33
R780 33
OPT
R781 33
OPT
SCL1_3.3V
SDA1_3.3V
L701
BLM18PG121SN1D
+3.3V_Normal
+3.3V_HDMI
C718
10uF
C720
0.1uF
16V
0.1uF
16V
C719
10uF
IC701
SII9287B
1
R1XCN
2
R1XCP
3
R1X0N
4
R1X0P
5
R1X1N
6
R1X1P
7
R1X2N
8
R1X2P
9
VCC33_1
10
RSVD_1
11
R2XCN
12
R2XCP
13
R2X0N
14
R2X0P
15
R2X1N
16
R2X1P
17
R2X2N
18
R2X2P
19
R3XCN
20
R3XCP
21
R3X0N
22
R3X0P
23
R3X1N
24
R3X1P
25
R3X2N
26
R3X2P
27
VCC33_2
28
RSVD_2
29
DSDA0
30
DSCL0
31
CBUS_HPD0
32
R0PWR5V
33
DSDA1
34
DSCL1
35
CBUS_HPD1
36
R1PWR5V
37
MICOM_VCC33
38
SBVCC
39
DSDA2
40
DSCL2
41
CBUS_HPD2
42
R2PWR5V
43
DSDA3
44
DSCL3
45
CBUS_HPD3
46
R3PWR5V
47
DSDA4
48
DSCL4
49
R4PWR5V
50
CEC_A
51
CEC_D
52
INT
53
CSDA
54
CSCL
55
TPWR_CI2CA
56
TX2P
57
TX2N
58
TX1P
59
TX1N
60
TX0P
61
TX0N
62
TXCP
63
TXCN
64
VCC33_3
65
R0XCN
66
R0XCP
67
R0X0N
68
R0X0P
69
R0X1N
70
R0X1P
71
R0X2N
72
R0X2P
73
[EP]GND
D713
BAT54_SUZHO
R754
27K
27K
R775
150
R711
1K
1K
1%
1/16W
R705
1K
1K
1%
1/16W
R707
1K
1%
1/16W
R703
1K
1%
1%
1/16W
D707
A1
C
A2
D708
A1
C
A2
D710
A1
C
A2
D711
A1
C
A2
HDMI
7
BCM35230
31
* HDMI CEC
EDID Pull-up
HDMI4
D707,D708
D710,D711
D710,D711
1ST : 0DD184009AA 2ND : 0DSIH00028A
HDMI S/W OUTPUT
ARC
HDMI4
HDMI3
HDMI1
HDMI2
1ST : T-BAT54_SUZHO, 2ND : 0DSON00138A
HDMI2
D713
HDMI3
DUAL COMPONENT
HDMI1
Fiber Optic
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.
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.
C804
560pF
50V
50V
C814
0.1uF
SIDE_HP_MUTE
C817
1uF
10V
R824
OPT
R828
OPT
R806
2.7K
C809
18pF
18pF
50V
DSUB_B+
DSUB_VSYNC
R822
2.7K
RGB_DDC_SDA
IC804
TPA6132A2
TPA6132A2
EAN60724701
3
INR+
2
INL+
4
INR-
1
INL-
5
OUTR
6
G0
7
G1
8
HPVSS
9
CPN
10
PGND
11
CPP
12
HPVDD
13
EN
14
VDD
15
SGND
16
OUTL
R863
0
0
D805
30V
R803
0
0
R838
0
IR_OUT
R807
10K
10K
OPT
C825
2.2uF
10V
2.2uF
10V
C812
0.1uF
C815
0.1uF
IR_OUT
HP_ROUT_P
R864
0
0
L803
120-ohm
BLM18PG121SN1D
C805
560pF
50V
50V
JP810
D809
5.6V
OPT
C830
47pF
50V
47pF
50V
JK801
KJA-PH-0-0177
3
DETECT
4
L
5
GND
1
R
R801
22
C829
0.22uF
10V
0.22uF
10V
+5V_Normal
C828
0.22uF
10V
0.22uF
10V
IC802
AT24C02BN-SH-T
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
D802
5.6V
ESD_COMMON
AMOTECH
R821
1K
R826
0
OPT
R827
4.7K
BCM_RX
R802
22
JK803
KJA-PH-0-0177
EAG61030001
3
DETECT
4
L
5
GND
1
R
HP_ROUT_N
BCM_TX
D801
5.6V
ESD_COMMON
AMOTECH
R834
100
HP_ROUT
C822
10uF
10V
10V
PC_L_IN
IC803
MAX3232CDR
EAN41348201
3
C1-
2
V+
4
C2+
1
C1+
6
V-
5
C2-
7
DOUT2
8
RIN2
9
ROUT2
10
DIN2
11
DIN1
12
ROUT1
13
RIN1
14
DOUT1
15
GND
16
VCC
R805
470K
470K
R848
22
C832
47pF
50V
47pF
50V
C826
2.2uF
10V
NEC_TXD
DSUB_R+
+5V_Normal
JK802
2F11TC1-EM52-4F
C
GND
B
VCC
A
VIN
4
SHIELD
C810
18pF
50V
+3.5V_ST
R861
4.7K
OPT
R860
4.7K
OPT
R844
1K
1K
DSUB_DET
SPDIF_OUT
R862
0
0
R817
10K
+3.5V_ST
C803
0.1uF
0.1uF
16V
HP_LOUT
R823
4.7K
R819
10K
10K
SPK_R-_HOTEL
+3.3V_Normal
JP809
D803
30V
30V
OPT
R815
2.7K
2.7K
R833
100
C824
0.1uF
16V
HP_DET
C801
560pF
50V
50V
HP_LOUT_N
DSUB_HSYNC
R808
10K
10K
OPT
SPK_R+_HOTEL
NEC_RXD
L804
BG2012B080TF
+3.3V_Normal
RGB_DDC_SCL
PC_R_IN
JK805
SPG09-DB-009
1
2
3
4
5
6
7
8
9
10
C818
1uF
1uF
10V
HP_LOUT
Q801
2SC3052
E
B
C
C816
1uF
10V
1uF
10V
C823
2.2uF
10V
2.2uF
10V
DSUB_G+
D810
KDS184
A2
C
A1
D804
30V
R813
75
C821
1uF
10V
1uF
10V
R812
75
HP_LOUT_P
+3.3V_Normal
R814
2.7K
C813
0.1uF
R804
470K
470K
R865
0
0
L805
BG2012B080TF
R837
OPT
100K
C802
560pF
50V
50V
D811
5.6V
OPT
HP_ROUT
R825
0
OPT
R811
75
+3.3V_Normal
R847
22
C819
1uF
1uF
10V
EDID_WP
IC801
74F08D
3
Q0
2
D0B
4
D1A
1
D0A
6
Q1
5
D1B
7
GND
8
Q2
9
D2A
10
D2B
11
Q3
12
D3A
13
D3B
14
VCC
JK804
SLIM-15F-D-2
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
+3.3V_Normal
R842
4.7K
4.7K
R820
1K
R843
0
0
OPT
C831
47pF
50V
47pF
50V
R866
22
22
R867
22
22
D808
30V
30V
ESD_COMMON
D806
30V
30V
ESD_COMMON
D807
30V
30V
ESD_COMMON
D808-*1
5.6V
ESD_CERADIODE
D806-*1
5.6V
ESD_CERADIODE
D807-*1
5.6V
ESD_CERADIODE
D813-*1
5.6V
ESD_CERADIODE
D814-*1
5.6V
ESD_CERADIODE
D813
30V
ESD_COMMON
D814
30V
ESD_COMMON
D812-*1
5.6V
ESD_CERADIODE
D812
5.6V
ESD_COMMON
L806
BLM15BD121SN1
L807
BLM15BD121SN1
L808
BLM15BD121SN1
R850
0
OPT
R851
0
OPT
R852 0
OPT
R853 0
OPT
C807
22pF
50V
22pF
50V
C808
22pF
50V
22pF
50V
R868
0
0
R869
0
0
DUAL COMPONENT
1ST : 0TRIY80001A, 2ND : 0TR387500AA
RS232C
58
EARPHON JACK
BCM35230
1ST : 0DD184009AA, 2ND : 0DSIH00028A
Q801
D804,D805,D806
D807,D808,D813
D814
D807,D808,D813
D814
RGB/ PC AUDIO/ SPDIF/ EARPHONE/ RS232C
RGB PC
8
COMMON JACK
D810
1ST : EAH39491601, 2ND : EAH33945901
IC805
PC AUDIO
Close to the IC
SPDIF OUT
EARPHONE AMP
1ST : EAN61151201, 2ND : EAN61130001
Closed to JACK
2010.10.21
LPF READEY
(For H/P Noise Improvement)
(For H/P Noise Improvement)
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.
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.
Q906
2SC3052
WIRELESS
E
B
C
IR_OUT
Q902
2SC3052
E
B
C
D902
5.6V
AMOTECH
C905
1000pF
50V
+3.5V_ST
S/T_SCL
+3.5V_ST
+3.5V_ST
R913
10K
10K
COMMERCIAL_EU
R934
100
100
+3.5V_ST
R909
3.3K
3.3K
OPT
R935
100
100
+3.5V_ST
Q903
2SC3052
COMMERCIAL_EU
E
B
C
R920
10K
1%
KEY2
R910
0
0
COMMERCIAL_US
+3.5V_ST
R914
10K
10K
WIRELESS
R922
47K
WIRELESS
R906
22
COMMERCIAL
EEPROM_SDA
C901
0.1uF
D905
5.6V
CDS3C05HDMI1
D903
5.6V
CDS3C05HDMI1
R902
0
0
OPT
+3.5V_ST
R936
100
100
IR
LED_R/BUZZ
R915
100
100
Q901
2SC3052
E
B
C
EEPROM_SCL
+3.5V_ST
R917
47K
COMMERCIAL
D904
5.6V
CDS3C05HDMI1
R929
1.5K
R928
1.5K
IR_PASS
Q905
2SC3052
COMMERCIAL
E
B
C
D906
5.6V
CDS3C05HDMI1
R933
100
100
R908
47K
Q904
2SC3052
WIRELESS
E
B
C
R919
10K
1%
D901
5.6V
5.6V
AMOTECH
R918
47K
WIRELESS
L902
BLM18PG121SN1D
+3.3V_Normal
D907
5.6V
AMOTECH
R912
47K
WIRELESS
R921
47K
COMMERCIAL
P901
12507WR-15L
IR_15P
1
EEPROM_SCL
2
EEPROM_SDA
3
GND
4
KEY1
5
KEY2
6
3.5V
7
GND
8
LED_B/LOGO
9
IR
10
GND
11
3.3V
12
LED_R/BUZZ
13
GND
14
S/T_SCL
16
.
15
ST_SDA
C904
0.1uF
16V
OPT
L901
BLM18PG121SN1D
R905
47K
LED_B/LG_LOGO
C902
0.1uF
16V
OPT
R903
47K
R907
22
WIRELESS
KEY1
+3.5V_ST
R911
47K
COMMERCIAL_EU
C903
0.1uF
S/T_SDA
R916
100
100
C911
100pF
50V
R904
10K
10K
P902
12507WR-12L
IR_12P
1
2
3
4
5
6
7
8
9
10
11
12
13
C912
0.1uF
16V
ESD_ATSC
C913
0.1uF
16V
ESD_ATSC
DUAL COMPONENT
IR & KEY
1ST : 0TRIY80001A 2ND : 0TR387500AA
50
1ST : EAH42720601, 2ND : EAH60994401
BCM35230
Q901,Q902,Q903
Q904,Q905,Q906
Q904,Q905,Q906
close to wafer
9
WIRELESS
D903,D904
D905,D906
D905,D906
COMMERCIAL
IR/KEY
Zener Diode is
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.
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.
R1007
1K
WIRELESS
+24V
Q1002
WIRELESS
AO3407A
G
D
S
C1004
10uF
35V
10uF
35V
WIRELESS
SDA2_3.3V
+3.3V_Normal
WIRELESS_SDA
R1008
10K
WIRELESS
L1001
MLB-201209-0120P-N2
WIRELESS
WIRELESS_DET
WIRELESS_SCL
SCL2_3.3V
IR_PASS
R1006
33
WIRELESS
D1001
5.6V
CDS3C05HDMI1
WIRELESS
JK1001
KJA-PH-3-0168
WIRELESS
14
GND_3
13
I2C_SDA
5
VCC(24V/20V/17V)_1
12
I2C_SCL
11
GND_2
2
VCC(24V/20V/17V)_2
19
GND_5
18
IR
10
RESET
4
VCC(24V/20V/17V)_4
1
VCC(24V/20V/17V)_1
17
GND_4
9
GND_1
8
INTERRUPT
3
VCC(24V/20V/17V)_3
16
UART_TX
7
DETECT
6
VCC(24V/20V/17V)_1
15
UART_RX
20
GND_6
21
SHIELD
WIRELESS_SDA
D1002
5.6V
CDS3C05HDMI1
WIRELESS
WIRELESS_SCL
R1002
22K
WIRELESS
C1002
2.2uF
WIRELESS
R1003
2.2K
2.2K
WIRELESS
Q1001
WIRELESS
MMBT3904(NXP)
E
B
C
WIRELESS_PWR_EN
R1001
10K
WIRELESS
R1005
33
WIRELESS
1ST : EBK61012601, 2ND : 0TRDI80002A
BCM35230
Q1002
D1001,D1002
Address : 0X20
DUAL COMPONENT
Wireless I2C connection with I2C_1
50
WIRELESS
1ST : EBK60752501, 2ND : EBK61011501
Wireless power
10
Q1001
1ST : EAH42720601 2ND : EAH60994401
WIRELESS READY MODEL
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