LG 47LV3500-ZA / 47LV3550-ZB / 47LV355A-ZB / 47LV355C-ZB / 47LV355N-ZB / 47LV355U-ZB (CHASSIS:LD01U) Service Manual ▷ View 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.
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.
+3.5V_ST
R1057
22
+3.5V_ST
+3.5V_ST
OCD1A
TP1001
NEC_ISP_Tx
POWER_ON/OFF2_1
R1009
10K
PWM_BUZZ/IIC_LED
AMP_RESET
SIDE_HP_MUTE
CEC_ON/OFF
R1034
4.7M
CRYSTAL_KDS
C1002
0.1uF
C1009
1uF
KEY2
NEC_ISP_Rx
NEC_EEPROM_SCL
KEY1
FLMD0
R1065
22
SOC_RESET
AMP_RESET
NEC_SDA
R1010
22
MICOM_DEBUG
OCD1A
MODEL1_OPT_2
R1030
10K
R1090
22
OPT
TP1602
C1003
0.1uF
0.1uF
R1075
10K
TOUCH_KEY
R
1
0
6
0
2
2
NEW_SUB
MODEL1_OPT_2
C1010
0.1uF
0.1uF
R1091 10K
TP1002
OCD1B
+3.5V_ST
S/T_SDA
S7_NEC_RXD
P1001
12505WS-12A00
MICOM_DEBUG_WAFER
1
2
3
4
5
6
7
8
9
10
11
12
13
R1046
47K
R1049
22
OPT
R1081
22
MICOM_DEBUG
NEC_ISP_Tx
NEC_ISP_Rx
TP1003
OCD1A
OCD1B
R1080
22
IC1001-*1
AT24C16BN-SH-B
EEPROM_NEC_16KBIT_ATMEL
3
NC_3
2
NC_2
4
GND
1
NC_1
5
SDA
6
SCL
7
WP
8
VCC
R1023
22
IC1001
M24C16-WMN6T
EEPROM_NEC_16KBIT_STM
3
NC/E2
2
NC/E1
4
VSS
1
NC/E0
5
SDA
6
SCL
7
WC
8
VCC
TP1601
OLP
C1007
15pF
PANEL_CTL
X1002
32.768KHz
CRYSTAL_EPSON
+3.5V_ST
R1039
22
POWER_ON/OFF2_2
R1066
22
CEC_REMOTE_NEC
NEC_ISP_Tx
R1073
10K
OPT
IC1002
uPD78F0514
NEC_MICOM
1
P60/SCL0
2
P61/SDA0
3
P62/EXSCL0
4
P63
5
P33/TI51/TO51/INTP4
6
P75
7
P74
8
P73/KR3
9
P72/KR2
10
P71/KR1
11
P70/KR0
12
P32/INTP3/OCD1B
13
P31/INTP2/OCD1A
14
P30/INTP1
15
P17/TI50/TO50
16
P16/TOH1/INTP5
17
P15/TOH0
18
P14/RXD6
19
P13/TXD6
20
P12/SO10
21
P11/SL10/RXD0
22
P10/SCK10/TXD0
23
AVREF
24
AVSS
25
ANI7/P27
26
ANI6/P26
27
ANI5/P25
28
ANI4/P24
29
ANI3/P23
30
ANI2/P22
31
ANI1/P21
32
P20/ANI0
33
P130
34
P01/TI010/TO00
35
P00/TI000
36
P140/PCL/INTP6
37
P120/INTP0/EXLVI
38
P41
39
P40
40
RESET
41
P124/XT2/EXCLKS
42
P123/XT1
43
FLMD0
44
P122/X2/EXCLK/OCD0B
45
P121/X1/OCD0A
46
REGC
47
VSS
48
VDD
INV_CTL
R1089
20K
1/16W
1%
CEC_ON/OFF
R1013
22
MICOM_DEBUG
R1020
0
R1071
10K
B/L_LED
X1002-*1
32.768KHz
CRYSTAL_KDS
Q1001
2SC3052
2SC3052
E
B
C
+3.5V_ST
R1078
22
MICOM_DEBUG
R1012
10K
B/L_LAMP
OCD1B
R
1
0
0
1
4
7
K
NEC_EEPROM_SCL
R1048
22
+3.5V_ST
R1019
22
R4035
4.7K
4.7K
NEW_SUB
R4034
4.7K
4.7K
NEW_SUB
C1008
15pF
R1006
10K
OPT
R1011
10K
TACT_KEY
+3.5V_ST
+3.5V_ST
R1076
22
MICOM_DEBUG
AMP_MUTE
POWER_ON/OFF1
LED_R/BUZZ
LED_B/LG_LOGO
C1006
0.1uF
S7_NEC_TXD
R1052
10K
NEC_SCL
R1018
22
R1074
10K
GP3
MICOM_RESET
FLMD0
R1047
20K
1/16W
1%
1%
R
1
0
4
1
2
2
R1056
22
R
1
0
3
7
2
2
NEC_ISP_Rx
S/T_SCL
+3.5V_ST
RL_ON
NEC_EEPROM_SDA
MICOM_RESET
EDID_WP
R1055
22
R1043
22
NEW_SUB
PANEL_CTL
R1005
10K
OPT
R1050
10K
R
1
0
6
8
2
2
R1008
22
POWER_DET
R1079
10K
GP2
+3.5V_ST
R1072
10K
OPT
R
1
0
6
9
2
2
R1004
10K
PWM_LED
R1084
10K
OPT
R1083
10K
OPT
IR
R1063
22
R1002
10K
MICOM_DEBUG
NEC_EEPROM_SDA
SCART1_MUTE
GND
R1054
22
19-22_LAMP
R1014
2.7K
R1015
2.7K
TOP SIDE for reset.
EEPROM for Micom
NEC CONFIGURATION
MODEL_OPT_0
MODEL_OPT_3
(MODEL_OPT_3)
MICOM MODEL OPTION
(MODEL_OPT_0)
for Debugger
MODEL_OPT_1
(MODEL_OPT_1)
GP2R
MICOM Rev.4
20101125
5
31
HIGH
31
LOW
S/T & IIC LED & NO BUZZ & LED Blink
32/37/42/47/55LE5300
PIN NO.
8
HIGH
LOW
HIGH
LOW
HIGH
LOW
LOW
GP3
LOW
PWM_BUZZ/IIC_LED : For model that use LED Lighting used IIC
LOW
LOW
LOW
GPIO_LED
TACT_KEY
IIC LED(09Y IIC Protocol) & No BUZZ
HIGH
Low
LOW
MODEL_OPT_2
IIC LED & PWM BUZZ
LE7300
B/L_LED
HIGH
LOW
NON_GPIO_LED
HIGH : LAMP
LOW
30
PIN NAME
LV25/LV35/LV45/LW45/LV55/LK45/LK55
MODEL OPTION
MODEL OPTION
MODEL_OPT_0
TOUCH_KEY
PWM_BUZZ/IIC_LED
LOW
PWM_LED : For model that use LED Lighting used PWM Signal
LOW
LOW
PWM_BUZZ/IIC_LED :Using IIC for LED Breathing & PWM Buzz
MODEL_OPT_2
MODEL_OPT_0
PWM_LED
MODEL_OPT_3
HIGH
PIN NAME
8
Description
LOW
LD350/450/550
HIGH
LOW : LED
HIGH
11
HIGH
PIN NO.
PWM_BUZZ/IIC_LED
GPIO LED & NO BUZZ
MODEL_OPT_1
TBD
B/L_LED
MODEL_OPT_1
KEY & PWM LED & No Buzz & No LED Blink
LOW
HIGH
HIGH
HIGH
PWM LED & No Buzz & No LED Blink
LK330/LK430/LK530
MODEL_OPT_2
30
MODEL_OPT_1
PWM_LED
TACT_KEY
PWM_LED : Using PWM Signal for LED Lighting
LOW
MODEL_OPT_3
LOW
MODEL_OPT_0
LOW
MODEL_OPT_0
LOW
IIC LED & PWM IIC BUZZ
MODEL_OPT_3
TBD
LK330/LK430 for KR/US
KEY & PWM LED & No Buzz & No LED Blink
MODEL_OPT_3
LOW
HIGH
LOW
LOW
MODEL_OPT_2
LOW
HIGH
11
TOUCH_KEY
10Y EYE-Q Sensor
2010Y,GP2
IIC LED(09Y IIC Protocol) & No BUZZ
B/L_LAMP
B/L_LAMP
GP2
19/22/26LE5300/5300
S/T & IIC LED & No Buzz & LED Blink
2011Y,GP2R, 101125 Update
LD420
MODEL_OPT_1
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.
R2402
100
100
P2401
12507WR-12L
OLD_SUB
1
2
3
4
5
6
7
8
9
10
11
12
13
P2402
12507WR-15L
NEW_SUB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
16
15
L2404
BLM18PG121SN1D
C2409
18pF
50V
18pF
50V
OPT
LED_B/LG_LOGO
R2431
47K
OPT
JP2407
Q2406
2SC3052
OPT
E
B
C
D902
5.6V
CDS3C05HDMI1
NEW_SUB
C906
18pF
50V
18pF
50V
OPT
R2414
1.5K
L2401
BLM18PG121SN1D
KEY1
+3.3V_Normal
JP2410
R2416
10K
OPT
R2405
10K
1%
NEC_EEPROM_SCL
D2402
5.6V
AMOTECH
R2411
100
100
EYEQ/TOUCH_KEY
IR
C2401
0.1uF
R2412
100
EYEQ/TOUCH_KEY
S/T_SDA
JP2409
C2406
1000pF
50V
R2425
47K
OPT
OPT
+3.5V_ST
Q2405
2SC3052
OPT
E
B
C
C2410
0.1uF
16V
OPT
C2405
0.1uF
16V
C2407
100pF
100pF
50V
L2403
BLM18PG121SN1D
R2404
10K
1%
R2430
10K
OPT
R2413
1.5K
JP2408
C2404
1000pF
50V
JP2411
D2401
5.6V
AMOTECH
+3.5V_ST
+3.5V_ST
L2402
BLM18PG121SN1D
R2429
47K
OPT
OPT
KEY2
LED_R/BUZZ
D903
5.6V
CDS3C05HDMI1
NEW_SUB
C907
18pF
50V
18pF
50V
OPT
R2427
0
0
+3.5V_ST
S/T_SCL
R2401
100
100
NEC_EEPROM_SDA
+3.5V_ST
C2408
18pF
50V
18pF
50V
OPT
C2402
0.1uF
C2403
0.1uF
16V
R2428
22
D2403
5.6V
EYEQ/TOUCH_KEY
D2404
5.6V
EYEQ/TOUCH_KEY
D2405
5.6V
R2426
47K
CONTROL
IR & LED
20101023
6
GP2R
IR/CONTROL-L
U
S
B
D
O
W
N
S
T
R
E
A
M
USB DOWN STREAM
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.
SIGN6409
C1453
0.1uF
C1452
10uF
10V
10uF
10V
USB1_OCD
SIDE_USB_DP
C1451
22uF
16V
R1459
2K
1/8W
1%
+5V_USB
USB1_CTL
R1458
2K
1/8W
1%
R1455
4.7K
OPT
4.7K
OPT
SIDE_USB_DM
L1451
MLB-201209-0120P-N2
120-ohm
R1454
10K
10K
+3.3V_Normal
R1451
47
L1451-*1
CIS21J121
JK1450
3
A
U
0
4
S
-
3
0
5
-
Z
C
-
(
L
G
)
USB_JACK
1
2
3
4
5
IC1450
AP2191DSG
EAN61849601
3
IN_2
2
IN_1
4
EN
1
GND
5
FLG
6
OUT_1
7
OUT_2
8
NC
JK1450-*1
3AU04S-345-ZC-H-LG
USB_JACK_LV3400
1
2
3
4
5
D1451
RCLAMP0502BA
OPT
$0.077
USB_DIODES
20101023
GP2R
USB_OCP_DIODE
7
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.
HDMI_CEC
D2+_HDMI1
DDC_SDA_4
IC802
AT24C02BN-SH-T
HDMI_2_ATMEL
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
D1+_HDMI2
C806
0.1uF
DDC_SDA_1
D804
D801
OPT
DDC_SDA_4
Q802
2SC3052
E
B
C
R853
68K
D1+_HDMI4
DDC_SCL_4
5V_DET_HDMI_1
GND
C807
0.1uF
EDID_WP
D825
D824
ENKMC2838-T112
A
1
C
A
2
+5V_Normal
DDC_SCL_2
CK-_HDMI2
5V_DET_HDMI_4
D1-_HDMI1
+5V_Normal
5V_HDMI_4
R862
10K
R830
10K
CEC_REMOTE_S7
D822
ENKMC2838-T112
A
1
C
A
2
R895
1K
5V_HDMI_2
DDC_SCL_1
HPD2
+3.5V_ST
Q803
2SC3052
E
B
C
R828
10K
R874
10K
D826
AVRL161A1R1NT
OPT
D0-_HDMI1
JP805
+5V_Normal
C803
0.1uF
16V
0.1uF
16V
D1+_HDMI1
CK+_HDMI1
R801
3.3K
CK+_HDMI2
R803
1.8K
D2-_HDMI4
EDID_WP
D2-_HDMI1
D811
OPT
R855
0
OPT
D1-_HDMI4
5V_HDMI_4
+3.3V_Normal
CEC_ON/OFF
DDC_SDA_2
IC801
AT24C02BN-SH-T
HDMI_1_ATMEL
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
R856
10K
10K
R882
22
C802
0.1uF
16V
0.1uF
16V
R837
1.8K
JK802
EAG59023302
HDMI_1
14
13
5
D1_GND
20
SHIELD
12
11
2
D2_GND
19
18
10
CK+
4
D1+
1
D2+
17
9
D0-
8
D0_GND
3
D2-
16
7
D0+
6
D1-
15
HDMI_CEC
R881
22
D802
OPT
GND
DDC_SCL_2
BSS83
Q805
S
B
D
G
CEC_REMOTE_NEC
DDC_SCL_4
GND
HDMI_CEC
CK+_HDMI4
JP806
R854
68K
R875
22
R835
3.3K
HPD1
HPD4
D0+_HDMI1
R878
22
HDMI_CEC
D0+_HDMI2
R804
1.8K
R897
1K
C810
0.1uF
16V
0.1uF
16V
C801
0.1uF
16V
0.1uF
16V
D0+_HDMI4
D803
AVRL161A1R1NT
OPT
5V_HDMI_1
BSS83
Q806
S
B
D
G
R876
22
C805
0.1uF
16V
0.1uF
16V
DDC_SDA_1
R893
10K
10K
IC804
AT24C02BN-SH-T
HDMI_SIDE_ATMEL
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
JK801
EAG59023302
HDMI_2
14
13
5
D1_GND
20
SHIELD
12
11
2
D2_GND
19
18
10
CK+
4
D1+
1
D2+
17
9
D0-
8
D0_GND
3
D2-
16
7
D0+
6
D1-
15
D1-_HDMI2
GND
CK-_HDMI1
EDID_WP
R877
22
D2+_HDMI2
D821
ENKMC2838-T112
A
1
C
A
2
D0-_HDMI4
R896
1K
D2+_HDMI4
R802
3.3K
DDC_SCL_1
R883
0
OPT
R873
10K
R871
10K
C809
0.1uF
D2-_HDMI2
R857
68K
OPT
5V_DET_HDMI_2
5V_HDMI_1
DDC_SDA_2
D0-_HDMI2
R892
68K
CK-_HDMI4
Q801
2SC3052
E
B
C
5V_HDMI_2
JK803
EAG62611201
HDMI_SIDE
14
13
5
D1_GND
20
BODY_SHIELD
12
11
2
D2_GND
19
18
10
CK+
4
D1+
1
D2+
17
9
D0-
8
D0_GND
3
D2-
16
7
D0+
6
D1-
15
R824
0
R841
0
R815
0
JP812
JP810
IC801-*1
R1EX24002ASAS0A
HDMI_1_RENESAS
3
A2
2
A1
4
VSS
1
A0
5
SDA
6
SCL
7
WP
8
VCC
IC802-*1
R1EX24002ASAS0A
HDMI_2_RENESAS
3
A2
2
A1
4
VSS
1
A0
5
SDA
6
SCL
7
WP
8
VCC
IC804-*1
R1EX24002ASAS0A
HDMI_SIDE_RENESAS
3
A2
2
A1
4
VSS
1
A0
5
SDA
6
SCL
7
WP
8
VCC
R885
2.7K
R889
2.7K
R888
2.7K
R884
2.7K
R887
2.7K
R891
2.7K
For CEC
HDMI EEPROM
HDMI_1
$0.055
SIDE_HDMI
$0.055
$0.055
HDMI_2
20101023
GP2R
HDMI
8
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