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THE    SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE    SYMBOL MARK OF THE SCHEMETIC.

140903

MAIN2_NON_EU

52

L14_CA_M1A

C

C222 0.047uF

CK+_HDMI2

AUD_LRCH

D0+_HDMI4

C249

0.1uF

+1.10V_VDDC

C250

1uF

VDD33

R242

33

D2-_HDMI2

DTV/MNT_VOUT

C239

0.1uF

C243

4.7uF

10V

OPT

SC1_FB

R224

1K

MO_HD

DDC_SDA_4

SC1_R+/C

AUVRM

C211

2.2uF

AUD_MASTER_CLK_0

R225

10

R244

10K

OPT

R248

470

OPT

R245

10K

OPT

C241

0.1uF

R203

100

OPT

R217

1K

MO_M120_NON

MODEL_OPT_1

AVDD_AU33

+3.3V_Normal

CK-_HDMI2

SC1_B+/C

R213

1K

MO_S/W_TW

R246

10K

OPT

R212

1K

DDR_EXT:256

R238 68

R201

100

OPT

R222

1K

MO_S/W_NON_AJ

C247

0.1uF

+1.10V_VDDC

L205

BLM18PG121SN1D

AV2_L_IN

C221 0.047uF

C207

2.2uF

AV2

SIDE_USB1_DM

C209

2.2uF

R236 68

SC1_ID

R205

100

OPT

R237 33

C224 1000pF

C212 0.047uF

Scart_EU_or_COMM_RGB

C216 0.047uF

Scart_EU_or_COMM_RGB

C226

0.047uF

AV2_OR_SCART

C205

1uF

HDMI1_ARC

C257

0.1uF

R219

1K

MO_DVB_T2/C/S2

R229 33

Scart_EU_or_COMM_RGB

VDD33

R234 68

L206

BLM18PG121SN1D

AVDD_NODIE

AVDD_NODIE

R235 33

/AV_CVBS_IN

+1.10V_VDDC

AVDD5V_MHL

C246

1uF

R209

1K

MO_DUALSTREAM_NON

+1.5V_DDR

D1+_HDMI2

10uF

10V

C234

MODEL_OPT_0

VDD33

R215

1K

DDR_EXT:256 or NON

C231

0.1uF

DDC_SDA_2

L207

BLM18PG121SN1D

C248

4.7uF

10V

C260

0.1uF

C261

0.1uF

C252
0.1uF

R214

1K

MO_S/W_EU/AJ

D1+_HDMI4

10uF

10V

C237

C214 0.047uF

Scart_EU_or_COMM_RGB

R247

10K

OPT

R202

100

OPT

R218

1K

MO_M120

MODEL_OPT_4

D1-_HDMI4

D0-_HDMI4

C220 0.047uF

AUD_SCK

10uF

C253

+1.10V_VDDC

R223

1K

MO_FHD

C242

0.1uF

R232 68

Scart_EU_or_COMM_RGB

CK+_HDMI4

HP_LOUT

C258
0.1uF

SCART1_Rout

MODEL_OPT_2

C206

2.2uF

AV2

C203

1uF

C238

0.1uF

R230 68

Scart_EU_or_COMM_RGB

IF_AGC_SEL

+3.5V_ST

D1-_HDMI2

L204

BLM18PG121SN1D

C

D2-_HDMI4

+1.10V_VDDC

+3.3V_Normal

C217 0.047uF

Scart_EU_or_COMM_RGB

R233 33

Scart_EU_or_COMM_RGB

+3.5V_ST

10uF

C251

C218 0.047uF

R210

1K

MO_DUALSTREAM

D0-_HDMI2

R241

33

AV2_OR_SCART

SC1/COMP1_L_IN

C219 0.047uF

POWER_DET_RESET

HPD4

HPD2

+1.5V_DDR

SCART1_Lout

10uF

10V

C259

R220

1K

MO_DVB_T/C

R243

68

R211

1K

DDR_EXT:128 or NON

R249

470K

DDC_SCL_4

C213 0.047uF

Scart_EU_or_COMM_RGB

COMP2_L_IN

R227

0

HDMI1_ARC

C232

0.1uF

R216

1K

DDR_EXT:128

SOC_RESET

R239 33

D0+_HDMI2

R226

10

+1.10V_VDDC

C223 0.047uF

CEC_REMOTE_S7

C244

1uF

SIDE_USB1_DP

HP_ROUT

+3.3V_Normal

CK-_HDMI4

HDMI_ARC

C227

0.047uF

AUD_LRCH

+1.10V_VDDC

C204

4.7uF

AVDD_AU33

C230

0.1uF

MODEL_OPT_6

/AV_CVBS_IN

D2+_HDMI4

AUVRM

10uF

10V

C235

AV2_R_IN

SC1/AV2_CVBS_IN

C228

0.047uF

MODEL_OPT_5

SC1/COMP1_R_IN

AUD_LRCK

R231 33

Scart_EU_or_COMM_RGB

C240

1uF

VDD33

COMP2_R_IN

R228 68

Scart_EU_or_COMM_RGB

DDC_SCL_2

C255
0.1uF

C215 0.047uF

Scart_EU_or_COMM_RGB

SC1_G+/

AVDD_NODIE

D2+_HDMI2

AVDD_DMPLL

C245

0.1uF

AVDD_DMPLL

R221

1K

MO_S/W_AJ

AUD_LRCK

10uF

C256

C254
0.1uF

R207

100

OPT

L201

BLM18PG121SN1D

R206

100

OPT

10uF

10V

C233

10uF

10V

C236

WIFI_DP

WIFI_DM

WIFI_DM

WIFI_DP

IC101-*1

LGE2133(128M)

M1A_128M

ARC0

M4

RXC0N

W7

RXC0P

Y8

RXC1N

W8

RXC1P

Y9

RXC2N

AA9

RXC2P

W9

RXCCKN

AA7

RXCCKP

Y7

CEC/GPIO6

N2

DDCDA_CK/GPIO27

E3

DDCDA_DA/GPIO28

E2

DDCDC_CK/GPIO31

W6

DDCDC_DA/GPIO32

AA6

HOTPLUGA/GPIO23

L4

HOTPLUGC/GPIO25

Y6

RXA0N

F1

RXA0P

G3

RXA1N

G1

RXA1P

G2

RXA2N

H3

RXA2P

H2

RXACKN

F3

RXACKP

F2

EAR_OUTL

U4

EAR_OUTR

T4

AUL1

P2

AUL2

R2

AUL3

T1

AUR1

R3

AUR2

R1

AUR3

T3

AUOUTL0

U2

AUOUTR0

V3

AUVAG

T2

CVBSOUT1

T6

CVBS0

V5

CVBS1

U5

CVBS2

T5

VCOM

V4

I2S_OUT_BCK/GPIO165

E4

I2S_OUT_MCK/GPIO163

F4

I2S_OUT_SD/GPIO166

F7

I2S_OUT_WS/GPIO164

F5

USB0_DM

C4

USB1_DM

Y12

USB0_DP

B4

USB1_DP

AA12

BIN0M

J2

BIN0P

J3

GIN0M

K3

GIN0P

J1

RIN0M

K2

RIN0P

K1

HSYNC0

M6

VSYNC0

L6

BIN1M

L2

BIN1P

L3

GIN1M

M1

GIN1P

M2

RIN1M

N1

RIN1P

N3

SOGIN1

M3

IC101-*1

LGE2133(128M)

M1A_128M

AUVRM

U3

GND_1

A6

GND_2

A13

GND_3

A15

GND_4

A18

GND_5

B12

GND_6

B14

GND_7

B16

GND_8

B17

GND_9

B19

GND_10

B20

GND_11

C9

GND_12

C10

GND_13

C21

GND_14

D9

GND_15

E20

GND_16

F9

GND_17

F11

GND_18

F13

GND_19

F15

GND_20

F17

GND_21

F19

GND_22

F21

GND_23

G8

GND_24

G9

GND_25

G10

GND_26

G11

GND_27

G12

GND_28

G13

GND_29

G14

GND_30

G15

GND_31

G16

GND_32

G17

GND_33

G18

GND_34

H7

GND_35

H8

GND_36

H9

GND_37

H10

GND_38

H11

GND_39

H12

GND_40

H13

GND_41

H14

GND_42

H15

GND_43

H16

GND_44

H17

GND_45

H18

GND_46

J7

GND_47

J8

GND_48

J9

GND_49

J10

GND_50

J11

GND_51

J12

GND_52

J13

GND_53

J14

GND_54

K8

GND_55

K10

GND_56

K11

GND_57

L10

GND_58

M5

GND_59

M7

GND_60

M8

GND_61

M9

GND_62

M10

GND_63

N4

GND_64

N5

GND_65

N6

GND_66

N7

GND_67

N8

GND_68

N9

GND_69

N10

GND_70

P4

GND_71

P5

GND_72

P6

GND_73

P7

GND_74

P9

GND_75

P10

GND_76

P15

GND_77

P16

GND_78

P17

GND_79

P18

GND_80

R10

GND_81

R11

GND_82

R12

GND_83

R13

GND_84

R14

GND_EFUSE

K7

AVDD_AU33

R4

AVDD_DDR0_CLK

L11

AVDD_DDR1_CLK

L13

AVDD_DDR0_CMD

M11

AVDD_DDR1_CMD

K13

AVDD_DDR0_D_1

C5

AVDD_DDR0_D_2

K12

AVDD_DDR0_D_3

L12

AVDD_DDR1_D_1

C6

AVDD_DDR1_D_2

K14

AVDD_DDR1_D_3

L14

AVDD_DRAM_1

B5

AVDD_DRAM_2

B6

AVDD_DVI_USB_MPLL_1

R8

AVDD_DVI_USB_MPLL_2

R9

AVDD_MOD_1

L7

AVDD_MOD_2

L8

AVDD_NODIE

P8

AVDD_PLL

K9

AVDD3P3_DMPLL

R5

AVDDL_MOD

P11

DVDD_DDR_1

C7

DVDD_DDR_2

M13

DVDD_NODIE

R6

DVDD_RX_1_1

A7

DVDD_RX_1_2

M12

DVDD_RX_2_1

B7

DVDD_RX_2_2

M14

VDDC_1

N11

VDDC_2

N12

VDDC_3

N13

VDDC_4

N14

VDDC_5

N15

VDDC_6

P12

VDDC_7

P13

VDDC_8

P14

VDDP

L9

AVDD5V_MHL

AA10

IC101

LGE2134(256M) 

M1A_256M

AUVRM

U3

GND_1

A6

GND_2

A13

GND_3

A15

GND_4

A18

GND_5

B12

GND_6

B14

GND_7

B16

GND_8

B17

GND_9

B19

GND_10

B20

GND_11

C9

GND_12

C10

GND_13

C21

GND_14

D9

GND_15

E20

GND_16

F9

GND_17

F11

GND_18

F13

GND_19

F15

GND_20

F17

GND_21

F19

GND_22

F21

GND_23

G8

GND_24

G9

GND_25

G10

GND_26

G11

GND_27

G12

GND_28

G13

GND_29

G14

GND_30

G15

GND_31

G16

GND_32

G17

GND_33

G18

GND_34

H7

GND_35

H8

GND_36

H9

GND_37

H10

GND_38

H11

GND_39

H12

GND_40

H13

GND_41

H14

GND_42

H15

GND_43

H16

GND_44

H17

GND_45

H18

GND_46

J7

GND_47

J8

GND_48

J9

GND_49

J10

GND_50

J11

GND_51

J12

GND_52

J13

GND_53

J14

GND_54

K8

GND_55

K10

GND_56

K11

GND_57

L10

GND_58

M5

GND_59

M7

GND_60

M8

GND_61

M9

GND_62

M10

GND_63

N4

GND_64

N5

GND_65

N6

GND_66

N7

GND_67

N8

GND_68

N9

GND_69

N10

GND_70

P4

GND_71

P5

GND_72

P6

GND_73

P7

GND_74

P9

GND_75

P10

GND_76

P15

GND_77

P16

GND_78

P17

GND_79

P18

GND_80

R10

GND_81

R11

GND_82

R12

GND_83

R13

GND_84

R14

GND_EFUSE

K7

AVDD_AU33

R4

AVDD_DDR0_CLK

L11

AVDD_DDR1_CLK

L13

AVDD_DDR0_CMD

M11

AVDD_DDR1_CMD

K13

AVDD_DDR0_D_1

C5

AVDD_DDR0_D_2

K12

AVDD_DDR0_D_3

L12

AVDD_DDR1_D_1

C6

AVDD_DDR1_D_2

K14

AVDD_DDR1_D_3

L14

AVDD_DRAM_1

B5

AVDD_DRAM_2

B6

AVDD_DVI_USB_MPLL_1

R8

AVDD_DVI_USB_MPLL_2

R9

AVDD_MOD_1

L7

AVDD_MOD_2

L8

AVDD_NODIE

P8

AVDD_PLL

K9

AVDD3P3_DMPLL

R5

AVDDL_MOD

P11

DVDD_DDR_1

C7

DVDD_DDR_2

M13

DVDD_NODIE

R6

DVDD_RX_1_1

A7

DVDD_RX_1_2

M12

DVDD_RX_2_1

B7

DVDD_RX_2_2

M14

VDDC_1

N11

VDDC_2

N12

VDDC_3

N13

VDDC_4

N14

VDDC_5

N15

VDDC_6

P12

VDDC_7

P13

VDDC_8

P14

VDDP

L9

AVDD5V_MHL

AA10

IC101

LGE2134(256M) 

M1A_256M

ARC0

M4

RXC0N

W7

RXC0P

Y8

RXC1N

W8

RXC1P

Y9

RXC2N

AA9

RXC2P

W9

RXCCKN

AA7

RXCCKP

Y7

CEC/GPIO6

N2

DDCDA_CK/GPIO27

E3

DDCDA_DA/GPIO28

E2

DDCDC_CK/GPIO31

W6

DDCDC_DA/GPIO32

AA6

HOTPLUGA/GPIO23

L4

HOTPLUGC/GPIO25

Y6

RXA0N

F1

RXA0P

G3

RXA1N

G1

RXA1P

G2

RXA2N

H3

RXA2P

H2

RXACKN

F3

RXACKP

F2

EAR_OUTL

U4

EAR_OUTR

T4

AUL1

P2

AUL2

R2

AUL3

T1

AUR1

R3

AUR2

R1

AUR3

T3

AUOUTL0

U2

AUOUTR0

V3

AUVAG

T2

CVBSOUT1

T6

CVBS0

V5

CVBS1

U5

CVBS2

T5

VCOM

V4

I2S_OUT_BCK/GPIO165

E4

I2S_OUT_MCK/GPIO163

F4

I2S_OUT_SD/GPIO166

F7

I2S_OUT_WS/GPIO164

F5

USB0_DM

C4

USB1_DM

Y12

USB0_DP

B4

USB1_DP

AA12

BIN0M

J2

BIN0P

J3

GIN0M

K3

GIN0P

J1

RIN0M

K2

RIN0P

K1

HSYNC0

M6

VSYNC0

L6

BIN1M

L2

BIN1P

L3

GIN1M

M1

GIN1P

M2

RIN1M

N1

RIN1P

N3

SOGIN1

M3

C262

0.047uF

TU_BUFFER

R251

33

TU_BUFFER

TU_CVBS

DDR_EXT : 256

MO_M120_NON

HIGH

DDR_EXT:128 or NON

MODEL OPTION ("MO")

H19

SOC_RESET

MO_S/W_NON_AJ

MO_HD

I2S_I/F

K5

STby 3.5V

DDR3 1.5V

MO_DUALSTREAM

MODEL_OPT_6

PIN NAME

VDDC 1.05V

AVDD_DDR0:55mA

G20

Normal Power 3.3V

U6

G19

* Dual Stream is only Korea 3D spec

MO_DUALSTREAM_NON

AUDIO OUT

MO_M120

HDMI

LOW

J5

MO_DVB_T/C

K4

MO_DVB_T2/C/S2

M1A 2.5V embedded 

Memory OPTION

H/P OUT

MODEL_OPT_5

MO_S/W_AJ

AVDD_DDR1:55mA

MODEL_OPT_2

PIN NO.

MO_S/W_TW

MODEL OPTION

MODEL_OPT_1

L5

MODEL_OPT_0

MO_S/W_EU/AJ

MODEL_OPT_4

MO_FHD

VDDC : 2026mA

DDR_EXT:256 or NON

MODEL_OPT_7

Close to MSTAR

DDR_EXT : 128

Normal 2.5V

MODEL_OPT_3

1

256M Only

128M Only

0

1

MODEL_OPT_4

INT+EXT

0

0

Auto
 Det

128M+256M

0

Memory

0

1

MODEL_OPT_6

0

0

0

128M+128M

0

256M+256M

1

0

1

SCART Option 12ea

Copyright © 2015 LG Electronics Inc. All rights reserved. 
Only for training and service purposes

LGE Internal Use Only

Summary of Contents for 43LX310C

Page 1: ...ODEL 43LX310C 43LX310C UA CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL LED TV SERVICE MANUAL North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Internal Use Only ...

Page 2: ...ll rights reserved Only for training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SERVICING PRECAUTIONS 4 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 9 TROUBLESHOOTING GUIDE 14 BLOCK DIAGRAM 19 EXPLODED VIEW 20 SCHEMATIC CIRCUIT DIAGRAM APPENDIX ...

Page 3: ...inals etc to be sure the set is safe to operate without damage of electrical shock Leakage Current Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on position connect one lead of ohm meter to the AC plug prongs tied together and touch other ohm meter lead in turn to each exposed m...

Page 4: ...lectrostatic charge on your body by touching a known earth ground Alter natively obtain and wear a commercially available discharging wrist strap device which should be removed to prevent poten tial shock reasons prior to applying power to the unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent...

Page 5: ...he solder joints of the two original leads If they are not shiny reheat them and if necessary apply additional solder Fuse and Conventional Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the leads of replacement component around notch at stake top 3 Solder the connections CAUTION Maintain original spacing between the replace...

Page 6: ...ion EMC CE IEC specification 4 General Specification No Item Specification Result Remark 1 Receiving System ATSC NTSC M 64 256 QAM 2 Available Channel 1 VHF 02 13 2 UHF 14 69 3 DTV 02 69 4 CATV 01 135 5 CADTV 01 135 3 Input Voltage AC 100 240V 50 60Hz Mark 110V 60Hz N America 4 Market NORTH AMERICA 5 Screen Size 60 65 inch Wide 1920 1080 FHD 120Hz All models without HD models 42 43 49 55 inch Wide...

Page 7: ...9 1920 1080 67 50 60 00 148 5 HDTV 1080P O 5 2 Component input Y CB PB CR PR No Resolution H freq kHz V freq Hz Pixel clock MHz Proposed Remark 1 720 480 15 73 60 00 13 513 SDTV DVD 480I 2 720 480 15 73 59 94 13 500 SDTV DVD 480I 3 720 480 31 50 60 00 27 027 SDTV 480P 4 720 480 31 47 59 94 27 000 SDTV 480P 5 1280 720 45 00 60 00 74 250 HDTV 720P 6 1280 720 44 96 59 94 74 176 HDTV 720P 7 1920 1080 ...

Page 8: ...VESA O 7 1360 768 47 71 60 01 85 50 VESA WXGA O 8 1280 1024 63 98 60 02 108 0 VESA SXGA O 9 1920 1080 67 50 60 00 148 5 HDTV 1080P O DTV 1 720 480 31 50 60 00 27 027 SDTV 480P 2 720 480 31 47 59 94 27 00 SDTV 480P 3 1280 720 45 00 60 00 74 25 HDTV 720P 4 1280 720 44 96 59 94 74 176 HDTV 720P 5 1920 1080 33 75 60 00 74 25 HDTV 1080I 6 1920 1080 33 72 59 94 74 176 HDTV 1080I 7 1920 1080 67 50 60 00 ...

Page 9: ...oard level and Final assembly adjustment items can be check using In Start Menu 1 Adjust Check Component 1080p and RGB PC Adjust will be calculated by 480i adjust value 3 2 Final assembly adjustment 1 White Balance adjustment 2 RS 232C functionality check 3 Factory Option setting per destination 4 Shipment mode setting In Stop 5 GND and HI POT test 3 3 Appendix 1 Shipment conditions 2 Tool option ...

Page 10: ...ks 1 Objective To reduce each Panel s W B deviation 2 How it works When R G B gain in the OSD is at 192 it means the panel is at its Full Dynamic Range Case Cool Mode To adjust the white balance without the saturation G gain should be adjust at least 172 and change the others R B Gain When R or B gain is over 255 G gain can be adjust below 172 Case Medium Warm Mode To adjust the white balance with...

Page 11: ...ing POWER ON 2 Zero Calibrate the probe of Color Analyzer then place it on the center of LCD module within 10cm of the surface 3 Press ADJ key EZ adjust using adj R C 6 White Balance then press the cursor to the right KEY When KEY is pressed 204 Gray 80IRE internal pattern will be displayed 4 Adjust modes Cool Fix the G gain at least 172 and change the others R B Gain If R or B gain is over 255 G ...

Page 12: ...ct US then on the lower Country option select US CA MX Selection is done using KEY 5 2 3 Tool Option inspection Press Adj key on the Adj R C then select Tool option 5 3 Ship out mode check In stop After final inspection press In Stop key of the Adj R C and check that the unit goes to Stand by mode 6 GND and HI POT Test 6 1 GND HI POT auto check preparation 1 Check the POWER CABLE and SIGNAL CABE i...

Page 13: ...n the number Each model has their number 9 Test factor for commercial model 9 1 RJP TEST Only US model 9 1 1 Overview Jig Commercial Check JIG RJ45 cable Power only mode 9 1 2 Test sequence 1 Operate JIG Commercial Check JIG as shown on picture1 2 Turn on TV and press P ONLY key on adjustment remocon 3 Connect RJ45 cable into RJP port of the TV set 4 Connect RJ45 cable into the JIG 5 If shown OK i...

Page 14: ...tar IC101 or Main board Check Multi Voltage P401 7 8pin A13 2V Replace Power Board Check DRV ON Control P401 11 pin High Check Power Board Check IC405 IC404 IC400 Q406 Output Voltage IC405 3 5V IC404 1 5V IC400 1 1V 5V Q406 3 3V Replace IC405 IC404 IC400 Q406 Re download software Check stand by Voltage L403 13 2V Replace L403 Check LVDS Power Voltage Q405 13 2V Replace Q405 Check Mstar LVDS Output...

Page 15: ...ace L3701 L3704 Check IF_P N Signal TU3700 6 7 Pin Check Mstar LVDS Output Replace Mstar IC101 or Main Board ok ok ok No No No Bad Tuner Replace Tuner Check inputsignal format Is it supported Check AV Cable for damage for damage or open conductor Check JK4400 CVBS Signal Line R242 ok ok ok No Replace Jack ok Check CVBS_DETSignal R4410 Replace R4410 No Check Mstar LVDS Output Replace Mstar IC101 or...

Page 16: ...Replace Mstar IC101 or Main Board ok No Check inputsignal format Is it supported Check HDMICable conductors for damage or open conductor Check EDID Downlaod ok ok ok No Replace the defective IC or re download EDID data Check HDMISignal Check other set If no problem check signal line ok No Check Mstar LVDS Output Replace Mstar IC101 or Main Board ok No Replace Main Board No Check HDMI_DET HPD No Re...

Page 17: ...eplace connector if found to be damaged ok No Check speaker resistance and connector damage Replace speaker ok No Off Toggle the Menu Check AMP IC IC5600 Power 13 2V 3 3V No Replace Amp IC IC5600 Check Output Signal P5600 1 2 3 4 pin No Check Mstar AUDIO_MASTER_CLK R123 No Replace Mstar IC101 or Main Board ok Check AMP I2C Line R111 R112 No Check signal line Or replace Mstar IC101 Replace Audio AM...

Page 18: ...able Signal Check Tuner 3 3V Power L3701 L3704 Replace L3701 L3704 Check IF_P N Signal TU3700 6 7 Pin Check Mstar LVDS Output ok ok ok No No Bad Tuner Replace Tuner 8 AV RGB Audio Check AV Cable for damage for damage or open conductor Check JK4400 Signal Line R4408 R4409 ok ok No Replace Jack Follow procedure 7 All source audio trouble shooting guide ...

Page 19: ... 19 LGE Internal Use Only Copyright LG Electronics Inc All rights reserved Only for training and service purposes BLOCK DIAGRAM ...

Page 20: ...ted characteristics These parts are identified by in the Schematic Diagram and EXPLODED VIEW It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent Shock Fire or other Hazards Do not modify the original design without permission of manufacturer IMPORTANT SAFETY NOTICE 900 901 521 400 800 540 120 530 LV1 A2 A10 Set Stand ...

Page 21: ...S_DATA 5 PCM_D 2 PCM_A 14 CI_TS_DATA 4 SCART1_Lout PCM_REG HP_ROUT PCM_IOWR CI_TS_DATA 1 PCM_RST PCM_A 12 CI_TS_VAL CI_TS_DATA 3 PCM_WAIT SCART1_Rout CI_TS_DATA 6 PCM_D 4 PCM_A 8 DTV MNT_VOUT PCM_D 7 PCM_OE SIDE_HP_MUTE CI_TS_DATA 7 PCM_IORD PCM_A 11 SC1_B COMP1_Pb SC1_G COMP1_Y SC1_R COMP1_Pr SC1 COMP1_L_IN SC1 COMP1_DET SC1 COMP1_R_IN FE_TS_DATA 1 FE_TS_DATA 2 FE_TS_DATA 3 FE_TS_DATA 4 FE_TS_DAT...

Page 22: ...T 1 10V_VDDC C408 2200pF 50V OPT C417 3300pF 50V C405 10uF 25V C421 0 047uF 25V L404 CB2012PK501T C409 2200pF 50V OPT C416 22pF 50V C411 82pF 50V OPT C424 22uF 16V 13 2V R403 10K C419 22pF 50V C412 10uF 6 3V OPT C406 10uF 25V 3 3V_Normal C410 0 047uF 25V 3 3V_Normal C420 3300pF 50V R408 100K C407 1uF 10V R407 4 7K OPT R409 91K 5V_Normal L413 2uH DCDC_2uH L405 4 7uH L406 4 7uH ZD402 1 TVS_KEC ZD404...

Page 23: ... MARK OF THE SCHEMETIC 2014 05 20 USB_S1 7 L14_CA_M1A JK700 3AU04S 305 ZC LG 1 2 3 4 5 D700 RCLAMP0502BA OPT SIDE_USB1_DM SIDE_USB1_DP C700 22uF 10V USB_HDD_CAP1_22uF ZD700 5V OPT SD05 C701 5pF 50V OPT C702 5pF 50V OPT C703 22uF 10V USB_HDD_CAP2_22uF 5V_USB C704 22uF 10V OPT C700 1 10uF 10V USB_HDD_CAP1_10uF C703 1 10uF 10V USB_HDD_CAP2_10uF R700 2 2 R701 2 2 USB SIDE Copyright 2015 LG Electronics...

Page 24: ... _HDMI4 R815 100 HDMI 2 C800 0 047uF 25V HDMI 2_MHL D2 _HDMI4 R802 1 8K D2 _HDMI2 R808 10K HDMI_CEC D0 _HDMI4 VA806 ESD_HDMI2 JK801 EAG62611204 HDMI 2 14 NC 13 CE_REMOTE 5 D1_GND 20 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 JK801 1 DAADR019A HDMI 2_EMI_FOOSUNG 14 RESERVED 13 CEC 5 TMDS_DATA1_SHIELD 20 BODY_SHIELD 12 TMDS...

Page 25: ...ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC SPDIF 2014 06 02 10 L14_CA_M1A 3 3V_Normal SPDIF_OUT JK1001 JST1223 001 SPDIF_OPTIC 1 GND 2 VCC 3 VINPUT 4 FIX_POLE C1001 1uF 10V OPT C1002 18pF 50V SPDIF_OPTIC SPDIF ESD Ready Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 26: ..._5 E2 VSSQ_6 E8 VSSQ_7 F9 VSSQ_8 G1 VSSQ_9 G9 K4B2G1646Q BCK0 IC1201 2 DDR_1600_2G_SS EAN61848803 A0 N3 A1 P7 A2 P3 A3 N2 A4 P8 A5 P2 A6 R8 A7 R2 A8 T8 A9 R3 A10 AP L7 A11 R7 A12 BC N7 A13 T3 NC_5 M7 BA0 M2 BA1 N8 BA2 M3 CK J7 CK K7 CKE K9 CS L2 ODT K1 RAS J3 CAS K3 WE L3 RESET T2 DQSL F3 DQSL G3 DQSU C7 DQSU B7 DML E7 DMU D3 DQL0 E3 DQL1 F7 DQL2 F2 DQL3 F8 DQL4 H3 DQL5 H8 DQL6 G2 DQL7 H7 DQU0 D7 ...

Page 27: ...FLASH 140721 13 L14_CA_M1A SPI_SCK 3 5V_ST 3 5V_ST C1300 0 1uF 16V R1301 4 7K OPT SPI_CS SPI_SDO R1302 33 R1300 10K OPT SPI_SDI FLASH_WP 3 5V_ST IC1300 MX25L8035EM2I 10G SPI_FLASH_MACRONIX 3 WP SIO2 2 SO SIO1 4 GND 1 CS 5 SI SIO0 6 SCLK 7 NC SIO3 8 VCC IC1300 1 W25Q80DVSSIG SPI_FLASH_WINBOND 3 WP IO2 2 DO IO1 4 GND 1 CS 5 DI IO0 6 CLK 7 HOLD IO3 8 VCC Serial Flash for SPI boot Copyright 2015 LG El...

Page 28: ...3V_NON_FILTER C9114 20pF 50V OPT C9115 20pF 50V OPT R9114 1 1 8K TU_IIC_ATSC_1 8K R9116 1 1 8K TU_IIC_ATSC_1 8K R9104 1 0 HALF_NIM IF_NON_FILTER_KR R9105 1 0 HALF_NIM IF_NON_FILTER_KR R9100 0 TU_GNA_A TU_GND_B TU_GND_A R9106 0 TU_GNA_A R9103 0 TU_GNA_A R9107 0 TU_GNA_A R9102 0 TU_GNA_A R9101 0 TU_GNA_A C9101 1000pF 630V OPT C9100 1000pF 630V TU_GND_B R9108 0 OPT R9109 0 TU_BUFFER TDJK T301F TU9100...

Page 29: ... 49 50 51 52 C1801 10uF 25V MO_FHD_VCC_CAP AR1800 0 1 16W MO_FHD_non_55CSOT RXB1 RXB0 RXA4 RXA1 Pol change RXB4 RXACK RXBCK RXA0 RXA2 RXA2 RXBCK RXB4 RXA3 RXA1 RXB2 RXB3 RXA3 RXBCK RXACK RXA2 RXA1 RXB1 RXB3 RXA3 RXA2 RXA0 RXA4 Shift RXBCK RXB2 RXA4 51Pin LVDS Connector For FHD 60Hz RXACK RXA3 RXACK RXB3 RXA3 RXA1 RXB0 RXA0 RXACK RXB3 LVDS_SEL RXA4 RXB3 RXA4 RXA2 RXA2 RXA1 RXB2 Pol change RXB4 RXB1...

Page 30: ...0 RCLAMP0502BA OPT L3100 CB2012PK501T USB2 C3103 22uF 10V USB2_HDD_CAP2_22UF C3102 5pF 50V OPT 5V_USB JK3100 3AU04S 305 ZC LG USB2 1 2 3 4 5 C3100 22uF 10V OPT C3104 5pF 50V OPT WIFI_DM WIFI_DP ZD3100 5V OPT SD05 C3101 22uF 10V USB2_HDD_CAP1_22UF R3103 2 2 USB2 R3104 2 2 USB2 C3101 1 10uF 10V USB2_HDD_CAP1_10UF C3103 2 10uF 10V USB2_HDD_CAP2_10UF USB_2 for Wireless Dongle USB_2 USB2_DM USB2_DP Cop...

Page 31: ...R_OUT R3202 1K P3200 SPG09 DB 009 1 2 3 4 5 6 7 8 9 10 D3201 30V CDS3C30GTH OPT D3200 30V CDS3C30GTH OPT 3 5V_ST C3200 0 33uF R3201 100 C3203 0 1uF C3204 0 1uF IC3200 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 EXT_5V EXT_12V 3 5V_ST R3204 4 7K EU_INT R3203 4 7K EU_INT EXT_5V EXT_12V UART_RX UART_TX R3208 0 NEC_M...

Page 32: ... RGB_VARISTOR ADUC 20S 02 010L 3 3V_Normal C3305 18pF 50V L3300 BLM15BD121SN1 EMI_RGB C3300 47pF 50V OPT VA3306 5 6V OPT RGB_DDC_SCL VA3305 5 6V OPT RGB_DDC_SDA R3305 2 2K R3302 75 L3301 1 0 NON_EMI_RGB C3307 0 1uF 16V VA3300 20V OPT ADUC 20S 02 010L VA3301 20V RGB_VARISTOR ADUC 20S 02 010L C3302 47pF 50V OPT C3306 18pF 50V R3300 2 4K P3300 SPG09 DB 010 1 RED 2 GREEN 3 BLUE 4 GND_1 5 DDC_GND 6 RED...

Page 33: ...5V_ST C3404 0 1uF 50V EXT_SPK R3407 10K OPT C3402 1uF 10V EXT_SPK R3410 10K EXT_SPK Q3400 MMBT3904 NXP HEAD_PHONE E B C EXT_OUT_L R3413 10K EXT_SPK L3401 22 0uH EXT_SPK A13 2V R3411 10K EXT_SPK R3404 10K OPT C3410 10uF 35V EXT_SPK EXT_OUT_R R3403 10K EXT_SPK VA3400 5 6V OPT JK3400 PEJ034 01 EXT_SPK 6B T_TERMINAL2 7B B_TERMINAL2 5 T_SPRING 4 R_SPRING 3 E_SPRING EXT_SPK_DET EXT_OUT_L EXT_OUT_R IC340...

Page 34: ...IR_Eye_Sensor C4606 18pF 50V IR_Eye_Sensor R4609 100 IR_Eye_Sensor KEY2 L4600 BLM18PG121SN1D P4600 12507WR 10L IR_10p 1 2 3 4 5 6 7 8 9 10 11 C4603 0 1uF 16V C4600 0 1uF C4605 18pF 50V IR_Eye_Sensor R4605 1K IR_Eye_Sensor LED_R BUZZ P4601 12507WR 08L IR_8p 1 2 3 4 5 6 7 8 9 R4608 100 IR_Eye_Sensor C4601 1000pF 50V R4603 10K 1 3 5V_ST C4604 100pF 50V KEY1 3 3V_Normal R4600 3 3K R4601 100 R4604 10K ...

Page 35: ...D4402 1 COMP_Pb_ZENER_KEC AV_CVBS_DET COMP2_Y AV_CVBS_IN R4409 10K ZD4401 1 COMP_Pr_ZENER_KEC JK4400 PPJ245N2 01 5A GN YL O SPRING 6A GN YL E LUG 4A GN YL CONTACT 5B BL O SPRING 7C RD1 E LUG S 5C RD1 O SPRING 4C RD1 CONTACT 5D WH O SPRING 4E RD2 CONTACT 5E RD2 O SPRING 6E RD2 E LUG R4403 75 R4414 0 CVBS_OUT_TEST ZD4400 1 COMP_Pr_ZENER_KEC ZD4403 COMP_Pb_ZENER_ROHM R4411 12K R4400 470K R4402 10K VA...

Page 36: ...TTL_B 4 MCLK GPIO174 R21 LVACKM TTL_B 5 GCLK GPIO175 R20 LVA2P TTL_B 6 GST GPIO176 R19 LVA2M TTL_B 7 POL GPIO177 P20 LVA1P TTL_G 0 EPI0 GPIO178 P19 LVA1M TTL_G 1 EPI0 GPIO179 N20 LVA0P TTL_G 2 EPI1 GPIO180 N21 LVA0M TTL_G 3 EPI1 GPIO181 N19 LVB4P TTL_G 4 EPI2 GPIO182 M21 LVB4M TTL_G 5 EPI2 GPIO183 M20 LVB3P TTL_G 6 EPI3 GPIO184 M19 LVB3M TTL_G 7 EPI3 GPIO185 L20 LVBCKP TTL_R 0 EPI4 GPIO186 L19 LVB...

Page 37: ...D_32 G17 GND_33 G18 GND_34 H7 GND_35 H8 GND_36 H9 GND_37 H10 GND_38 H11 GND_39 H12 GND_40 H13 GND_41 H14 GND_42 H15 GND_43 H16 GND_44 H17 GND_45 H18 GND_46 J7 GND_47 J8 GND_48 J9 GND_49 J10 GND_50 J11 GND_51 J12 GND_52 J13 GND_53 J14 GND_54 K8 GND_55 K10 GND_56 K11 GND_57 L10 GND_58 M5 GND_59 M7 GND_60 M8 GND_61 M9 GND_62 M10 GND_63 N4 GND_64 N5 GND_65 N6 GND_66 N7 GND_67 N8 GND_68 N9 GND_69 N10 G...

Page 38: ...S 10 PLL_FLTM 11 PLL_FLTP 12 VR_ANA 13 AVDD 14 A_SEL_FAULT 15 MCLK 16 OSC_RES 17 DVSSO 18 VR_DIG 19 PDN 20 LRCLK 21 SCLK 22 SDIN 23 SDA 24 SCL 25 RESET 26 STEST 27 DVDD 28 DVSS 29 GND 30 AGND 31 VREG 32 GVDD_OUT 33 BST_D 34 PVDD_CD_1 35 PVDD_CD_2 36 OUT_D 37 PGND_CD_1 38 PGND_CD_2 39 OUT_C 40 NC_3 41 NC_4 42 BST_C 43 BST_B 44 NC_5 45 NC_6 46 OUT_B 47 PGND_AB_1 48 PGND_AB_2 49 EP C5614 0 1uF 16V 3 ...

Page 39: ...C7SZ08FU_TOSHIBA MHL_AND_GATE_TOSHIBA 3 GND 2 IN_A 4 OUT_Y 1 IN_B 5 VCC IC5801 1 74LVC1G08GW MHL_AND_GATE_NXP 3 2 4 1 5 AVDD5V_MHL 5V_HDMI_4 R5803 0 MHL_OCP R5802 10 5V_Normal IC5802 BD82020FVJ MHL_OCP 3 IN_2 2 IN_1 4 EN 1 GND 5 OC 6 OUT_1 7 OUT_2 8 OUT_3 R5804 10K MHL_OCP MHL_OCP_DET 3 3V_Normal C5802 0 1uF MHL_OCP R5805 100K OPT C5801 10uF 10V MHL_OCP MHL_5V_EN D5801 40V SS2040LL LG MHL_SUZHOU D...

Page 40: ...ES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC AV2_L_IN SC1 AV2_CVBS_IN AV2_R_IN FE_TS_VAL_ERR RF_SWITCH_CTL FE_TS_CLK FE_TS_SYNC IF_AGC_SEL TUNER_RESET TU_CVBS UART_RX UART_TX TP For US Commercial Model TP_US_COMM 2014 08 19 190 L15_US_COMM Copyright 2015 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only...

Page 41: ...5 NC_16 24 NC_15 23 NC_14 2 NC_2 22 NC_13 21 NC_12 1 NC_1 20 NC_11 19 WP 18 WE IC102 11 H27U4G8F2ETR BC 15Y_HYNIX_4G 26 NC_17 27 NC_18 28 NC_19 29 I O0 30 I O1 31 I O2 32 I O3 33 NC_20 34 NC_21 35 NC_22 36 VSS_2 37 VCC_2 38 NC_23 39 NC_24 40 NC_25 41 I O4 42 I O5 43 I O6 44 I O7 45 NC_26 46 NC_27 47 NC_28 48 NC_29 17 ALE 3 NC_3 6 NC_6 16 CLE 15 NC_10 14 NC_9 13 VSS_1 12 VCC_1 11 NC_8 10 NC_7 9 CE ...

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