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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.

CI_ADDR[3]

CI_DATA[7]

CI_ADDR[4]

CI_DATA[2]

MT5369_TS_OUT[1]

CI_ADDR[7]

CI_ADDR[8]

CI_ADDR[10]

CI_ADDR[14]

CI_DATA[5]

MT5369_TS_OUT[6]

CI_DATA[6]

MT5369_TS_OUT[4]

CI_DATA[3]

CI_ADDR[12]

MT5369_TS_OUT[7]

CI_ADDR[0]

CI_ADDR[5]

MT5369_TS_OUT[2]

CI_ADDR[11]

MT5369_TS_OUT[5]

CI_DATA[0]

CI_ADDR[1]

CI_DATA[1]

CI_DATA[4]

CI_ADDR[13]

CI_ADDR[6]

MT5369_TS_OUT[0]

CI_ADDR[2]

MT5369_TS_OUT[3]

CI_ADDR[9]

C323
0.1uF

MT5369_TS_IN[0]

TP324

C343
100pF
50V

C369

0.01uF

HDMI_HPD_3_JACK

TP337

AV1_R_IN_SOC

D0+_HDMI2_JACK

TXA4P

TP353

COMP1_Pr_SOC

R379

1.2K

TP321

R358

100

SCART_Rout_SOC

TP345

C355
0.047uF

T/C&AT&CHB

DTV/MNT_V_OUT_SOC

C374

0.01uF

R323

22

TP378

C397
1200pF

C359

0.047uF

TP374

TXD1P

C398

1200pF

R330
75

1%

C382
0.1uF

C354
0.1uF

/PCM_WE

MT5369_TS_IN[5]

TP375

R311

30K

HP_LOUT_AMP

VDD3V3

TXCCLKP

HP_ROUT_AMP

MT5369_TS_IN[4]

HDMI_HPD_2_JACK

TP372

TXA0N

D2+_HDMI3_JACK

HP_ROUT_MAIN

TP326

C307

0.1uF

C336

1uF

10V

T/C&AT&CHB

R373

0

C384
10pF
50V

TXDCLKN

IF_AGC

C361

1uF

CK+_HDMI4_JACK

TXD0P

R378

1.2K

VDD3V3

SC_R_SOC

R352

1.2K

HP_OUT

D2-_HDMI3_JACK

TXC1P

PC_R_IN_SOC

C380
0.1uF

DSUB_VSYNC

TXD2N

TP322

TP307

TXB2P

C400
1200pF

TP350

PC_L_IN_SOC

+1.2V_MTK_AVDD

C371

0.01uF

AV1_CVBS_IN_SOC

TXC1N

TP329

+1.2V_MTK_AVDD

R341

100

R309

100K

TXD0N

PC_R_IN

EPHY_TDP

C391
27pF
50V

OPT

TP311

R371

100

D2-_HDMI4_JACK

R310

30K

TP318

SCART_Rout_SOC

C386
27pF
50V

OPT

TXB1P

DSUB_HSYNC_SOC

AUD_LRCH

R300

470K

OPT

DDC_SDA_1_SOC

TP313

TXC2N

TP348

C332
0.22uF
10V

HP_OUT

C366

0.01uF

TXC0P

SC_B_SOC

CK-_HDMI2_JACK

OSCL2

OSDA2

D1-_HDMI2_JACK

C302
0.1uF

R354
75

1%

DSUB_VSYNC_SOC

C392
27pF
50V

OPT

C395
1200pF

HP_OUT

DDC_SCL_4_JACK

R335

51

T/C&AT&CHB

TXDCLKP

TXA1P

EPHY_RDP

TP365

DAC_3V3

C385
27pF
50V

OPT

PC_L_IN_SOC

SCART_Lout_SOC

5V_HDMI_2_JACK

R368

100

AV1_L_IN_SOC

TP355

+1.2V_MTK_AVDD

C331
0.22uF
10V

HP_OUT

C383

1200pF

HP_OUT

TP300

D1+_HDMI3_JACK

R370

1.2K

HP_OUT

SC_G_SOC

TP341

D0-_HDMI1_SOC

DDC_SCL_2_JACK

R343

24K

1%

VDD3V3

VDD3V3

SC_G_SOC

TP370

AV1_R_IN

C341
0.047uF

T/C&AT&CHB

TP308

C393
22pF

OPT

D0+_HDMI1_SOC

R367

100

C387
22pF

OPT

TXA4N

VDD3V3

R372

0

TP330

C308
0.1uF

TP351

TP366

/CI_CD1

C319
10uF
16V

R362

100

TP360

TXD3P

D0+_HDMI4_JACK

TP334

MT5369_MISTRT

C370

1500pF

R301
470K

OPT

D1+_HDMI1_SOC

D2+_HDMI2_JACK

C314
100pF
50V

OPT

COMP1_Pr_SOC

TXB1N

SC_L_IN_SOC

C340
47pF
50V

C364
0.1uF

ARC

TP317

SC_DET

C344
27pF
50V

OPT

TXA3N

C300
560pF
50V

OPT

SPDIF_OUT

TP359

C301
560pF
50V

OPT

D0-_HDMI4_JACK

C351
0.1uF

IF_P

TU_CVBS

WIFI_DM

TXD4N

R334

51

T/C&AT&CHB

R350

0

R357

100

TXA1N

TXACLKP

TXC0N

L303

BLM18PG121SN1D

HP_OUT

TUNER_SIF

TP338

/PCM_IRQA

MT5369_MIVAL_ERR

SC_R_SOC

TP320

DDC_SCL_3_JACK

R324

22

C316
0.1uF

TP373

R351

1.2K

HP_OUT

MT5369_TS_IN[6]

MT5369_TS_IN[7]

C337

1uF

10V

T/C&AT&CHB

/PCM_REG

TP352

VDD3V3

HDMI_HPD_1_SOC

EPHY_RDN

WIFI_DP

C372

0.01uF

C373

0.01uF

R308

1.2K

OPT

R366

100

+1.2V_MTK_AVDD

TXA2P

C367

0.01uF

D2-_HDMI2_JACK

R328

470K

OPT

TP314

DDC_SDA_2_JACK

D1+_HDMI4_JACK

+1.2V_MTK_AVDD

TP335

VDD3V3

C399
1200pF

L302

BLM18PG121SN1D

HP_OUT

D2+_HDMI1_SOC

R353
75

1%

AUDIO_R_OUT_COMMERCIAL

TP356

PCM_5V_CTL

TP336

R315

24K

D1+_HDMI2_JACK

MT5369_TS_SYNC

TP328

R322

75

HP_ROUT

MT5369_MCLKI

TP310

R361

100

MT5369_TS_VAL

C320
10uF
16V

TP342

CK+_HDMI3_JACK

RGB_DDC_SDA

TXB0N

C390
1200pF

HP_OUT

VDD3V3

R355
75

1%

AUD_LRCK

TP358

HP_LOUT_MAIN

TXC2P

TXB4P

C377

1200pF

HP_OUT

C368

0.01uF

TP346

TXB4N

C329

5pF
50V

OPT

EPHY_TDN

TP312

AUD_MASTER_CLK

TXD2P

/PCM_IORD

MT5369_TS_CLK

TP343

TP362

TXACLKN

D2+_HDMI4_JACK

/PCM_CE1

COMP1_Pb_SOC

MT5369_TS_IN[2]

PC_L_IN

R321

75

MT5369_TS_IN[1]

R320

75

TP349

TXA2N

R307

1K

C394
27pF
50V

OPT

C304

0.1uF

DTV/MNT_V_OUT_SOC

R329
470K

OPT

TXCCLKN

TP319

SC_COM_SOC

HDMI_ARC

AV1_R_IN_SOC

R339
2.2K

OPT

AV1_CVBS_IN_SOC

C388
27pF
50V

OPT

HDMI_HPD_4_JACK

R376

1.2K

CK-_HDMI4_JACK

D1-_HDMI4_JACK

TP347

CK-_HDMI3_JACK

D0+_HDMI3_JACK

TXB3P

SC_FB_SOC

COMP1_Y_SOC

D1-_HDMI1_SOC

TXB0P

R356

100

5V_HDMI_4_JACK

C389
22pF

OPT

CK-_HDMI1_SOC

R374

0

COMP1_Pr

TP377

R377

1.2K

C346
10uF
16V

C360

0.047uF

R305

1K

TP367

TP323

C363

1uF
25V

AV1_L_IN

/PCM_OE

TXD3N

C315
100pF
50V

OPT

R369

1.2K

HP_OUT

5V_HDMI_3_JACK

TP331

SC_R_IN_SOC

R326

2K

OPT

SC_CVBS_IN_SOC

VDD3V3

C328
0.1uF

SC_COM_SOC

SC_ID_SOC

SC_L_IN_SOC

RGB_DDC_SCL

CK+_HDMI1_SOC

CI_DATA[0-7]

C330

5pF
50V

OPT

C358

0.01uF

50V

MT5369_TS_OUT[0-7]

TP316

D0-_HDMI2_JACK

C345
10uF
16V

CK+_HDMI2_JACK

DDC_SDA_4_JACK

ARC

COMP1_Pb

C303
0.1uF

AV1_CVBS_IN

C375

1500pF

R340

100

TP339

SC_FB_SOC

IF_N

R342

10K

T/C&AT&CHB

SC_CVBS_IN_SOC

TXC4N

TP371

R359

100

C379
10pF
50V

DDC_SDA_3_JACK

+1.2V_MTK_AVDD

TXA0P

DDC_SCL_1_SOC

DSUB_HSYNC

TXC4P

C378
10pF
50V

TP340

COMP1_Y_SOC

R332

10K

T/C&AT&CHB

C347
0.1uF

AUD_SCK

SC_R_IN_SOC

TP357

C338
560pF
50V

OPT

TP325

PCM_RST

D2-_HDMI1_SOC

D1-_HDMI3_JACK

/PCM_IOWR

SC_B_SOC

TP363

R306

1K

DSUB_VSYNC_SOC

SCART_Lout_SOC

R304

1K

TXC3P

CI_ADDR[0-14]

R303

82

TP315

TP309

TP332

AV1_L_IN_SOC

D0-_HDMI3_JACK

/PCM_WAIT

AUDIO_L_OUT_COMMERCIAL

R363

100

5V_HDMI_1_SOC

TP368

TXBCLKN

TXBCLKP

COMP1_Y

TP344

TP361

R349

0

OPT

HP_LOUT

CI_A_VS1

COMP1_Pb_SOC

/CI_CD2

TP327

TP364

TP369

TXA3P

TXB2N

TXB3N

C342
100pF
50V

TP333

MT5369_TS_IN[3]

C339
560pF
50V

OPT

R325

2K

OPT

R302

180

C352

0.01uF

TXC3N

PC_R_IN_SOC

R364

100

DSUB_HSYNC_SOC

TXD4P

TP354

C396
33pF

OPT

+5V_NORMAL

TXD1N

C306

0.1uF

MODEL_OPT_10

2D/3D_CTL

MODEL_OPT_2

PCM_5V_CTL

EMMC_RST

MODEL_OPT_8

MODEL_OPT_9

VCOM_DYN

GST_SOC

MCLK_SOC

GCLK_SOC

EO_SOC

PMIC_RESET

C365
0.01uF

C305

1uF
25V

C362
0.1uF

C350

0.1uF

R314

0

R336

0

R331

0

T/C&AT&CHB

R346

0

T/C&AT&CHB

C309
OPT

C311

1uF

10V

C310

33pF

T/C&AT&CHB

C312

33pF

T/C&AT&CHB

C334
47pF
50V

C335
47pF
50V

C333
47pF
50V

USB_DP2

USB_DM2

USB_DP1

USB_DM1

USB_DM3

USB_DP3

IC105

LGE2112

HDMI_CEC

AA32

HDMI_0_SCL

AG33

HDMI_1_SCL

AE33

HDMI_2_SCL

AC33

HDMI_3_SCL

AH32

HDMI_0_SDA

AF33

HDMI_1_SDA

AD33

HDMI_2_SDA

AB33

HDMI_3_SDA

AH33

HDMI_0_PWR5V

AG31

HDMI_1_PWR5V

AE31

HDMI_2_PWR5V

AC31

HDMI_3_PWR5V

AH31

HDMI_0_HPD

AG32

HDMI_1_HPD

AE32

HDMI_2_HPD

AC32

HDMI_3_HPD

AJ32

AVDD12_HDMI_0_RX

AA24

AVDD12_HDMI_1_RX

Y24

AVDD12_HDMI_2_RX

W24

AVDD12_HDMI_3_RX

AB24

AVDD33_HDMI_0_RX

AB29

AVDD33_HDMI_1_RX

AA29

AVDD33_HDMI_2_RX

Y29

AVDD33_HDMI_3_RX

AC29

AVSS33_HDMI_RX_1

AB30

AVSS33_HDMI_RX_2

AD30

AVSS33_HDMI_RX_3

AF31

AVSS33_HDMI_RX_4

AF32

USB_DP_P0

C36

USB_DM_P0

C37

USB_DP_P1

D36

USB_DM_P1

D37

USB_DP_P2

AT13

USB_DM_P2

AU13

USB_DP_P3

AT14

USB_DM_P3

AU14

AVDD33_USB_P0P1

D35

AVDD33_USB_P2P3

AP13

AVSS33_USB_P1

D34

AVSS33_USB_P2

AR13

PCIE11_TXP

W35

PCIE11_TXN

W34

PCIE11_RXN

Y34

PCIE11_RXP

Y35

AVDD12_PCIE11

U24

AVDD33_PCIE11

V24

AVSS12_PCIE11

W30

PCIE11_REFCKN

W36

PCIE11_REFCKP

W37

HDMI_0_RX_0

AG35

HDMI_0_RX_0B

AG34

HDMI_0_RX_1

AG37

HDMI_0_RX_1B

AG36

HDMI_0_RX_2

AF35

HDMI_0_RX_2B

AF34

HDMI_0_RX_C

AH35

HDMI_0_RX_CB

AH34

HDMI_1_RX_0

AE37

HDMI_1_RX_0B

AE36

HDMI_1_RX_1

AD35

HDMI_1_RX_1B

AD34

HDMI_1_RX_2

AC35

HDMI_1_RX_2B

AC34

HDMI_1_RX_C

AE35

HDMI_1_RX_CB

AE34

HDMI_2_RX_0

AB35

HDMI_2_RX_0B

AB34

HDMI_2_RX_1

AA35

HDMI_2_RX_1B

AA34

HDMI_2_RX_2

AA37

HDMI_2_RX_2B

AA36

HDMI_2_RX_C

AC37

HDMI_2_RX_CB

AC36

HDMI_3_RX_0

AK35

HDMI_3_RX_0B

AK34

HDMI_3_RX_1

AJ35

HDMI_3_RX_1B

AJ34

HDMI_3_RX_2

AJ37

HDMI_3_RX_2B

AJ36

HDMI_3_RX_C

AJ33

HDMI_3_RX_CB

AK33

TXVP_0

AT18

TXVN_0

AU18

RXVN_1

AU17

RXVP_1

AT17

PHYLED1

AN16

PHYLED0

AM16

REXT

AD15

AVDD12_REC

AD14

AVDD33_COM

AD16

AVDD33_LD

AD17

AVSS33_LD

AL16

AVSS33_COM

AL15

AVSS12_REC

AL14

IC105

LGE2112

TCON0

F27

TCON1

E27

TCON2

F30

TCON3

F29

TCON4

B27

TCON5

A27

TCON6

B28

TCON7

A28

TCON8

C28

TCON9

D28

TCON10

E28

TCON11

F28

TCON12

B29

AVDD12_LVDS_1

AG6

AVDD12_LVDS_2

AJ6

AVDD12_VPLL

AF6

AVDD33_LVDSB

AE6

AVDD33_LVDSA

AH7

AVSS12_LVDS_2

AJ5

AVSS12_LVDS_1

AG5

AVSS12_VPLL

AF5

AVSS33_LVDSB

AE5

AVSS33_LVDSA

AH5

REXT_VPLL

AG7

AIN0_R_AADC

AU37

AIN0_L_AADC

AU35

AIN1_R_AADC

AT35

AIN1_L_AADC

AT37

AIN2_R_AADC

AU36

AIN2_L_AADC

AP34

AIN3_R_AADC

AT36

AIN3_L_AADC

AR37

AIN4_R_AADC

AR33

AIN4_L_AADC

AP32

AIN5_R_AADC

AR36

AIN5_L_AADC

AP37

AIN6_R_AADC

AR35

AIN6_L_AADC

AP36

AVDD33_AADC

AL31

AVSS33_AADC

AJ28

VMID_AADC

AJ27

MPXP

AN28

ADCINP_DEMOD

AU32

ADCINN_DEMOD

AT32

AVDD33_DEMOD

AD22

AVDD12_DEMOD

AL27

AVSS33_DEMOD

AM28

AVSS12_DEMOD

AJ26

IF_AGC

U35

RF_AGC

U34

LOUTN

AP31

LOUTP

AN30

OSCL2

V35

OSDA2

V34

SC0

AP28

SY0

AR29

CVBS3P

AT30

CVBS2P

AR30

CVBS1P

AR31

CVBS0P

AN29

CVBS_COM

AP30

AVDD33_CVBS_1

AK24

AVDD33_CVBS_2

AK25

AVSS33_CVBS_1

AL25

AVSS33_CVBS_2

AM26

AO3N

AG3

AO3P

AG4

AO4N

AG1

AO4P

AG2

AOCLKN

AF3

AOCLKP

AF4

AO2N

AE3

AO2P

AE4

AO1N

AE1

AO1P

AE2

AO0N

AD1

AO0P

AD2

AE4N

AL3

AE4P

AL4

AE3N

AL1

AE3P

AL2

AECLKN

AK3

AECLKP

AK4

AE2N

AJ3

AE2P

AJ4

AE1N

AJ1

AE1P

AJ2

AE0N

AH3

AE0P

AH4

BO4N

AT2

BO4P

AU2

BO3N

AT1

BO3P

AU1

BOCLKN

AR1

BOCLKP

AR2

BO2N

AP1

BO2P

AP2

BO1N

AN1

BO1P

AN2

BO0N

AM3

BO0P

AM4

BE4N

AT6

BE4P

AU6

BE3N

AP6

BE3P

AR6

BECLKN

AP5

BECLKP

AR5

BE2N

AT4

BE2P

AU4

BE1N

AP4

BE1P

AR4

BE0N

AP3

BE0P

AR3

AR0_ADAC

AN35

AL0_ADAC

AN34

AR1_ADAC

AM32

AL1_ADAC

AM34

AR2_ADAC

AM37

AL2_ADAC

AM33

AR3_ADAC

AM36

AL3_ADAC

AM35

AVDD33_DAC

AG30

AVDD33_DAC1

AF30

AVSS33_DAC

AK30

AVSS33_DAC1

AE30

ALIN

Y33

ASPDIF0

AR16

ASPDIF1

Y32

AOBCK

AR11

AOLRCK

AP11

AOMCLK

AM12

AOSDATA4

AM10

AOSDATA3

AM11

AOSDATA2

AN11

AOSDATA1

AN10

AOSDATA0

AN9

HSYNC

AN25

VSYNC

AM25

RP

AR25

GP

AR24

BP

AU24

COM

AP24

SOG

AT24

VGA_SDA

AR22

VGA_SCL

AP22

COM1

AT26

PB1P

AR26

PR1P

AP26

Y1P

AU26

SOY1

AP25

COM0

AU28

PB0P

AT28

PR0P

AR28

Y0P

AP27

SOY0

AR27

VDACX_OUT

AU30

VDACY_OUT

AP29

AVDD33_VDAC_BG

AD20

AVDD33_VDAC

AD21

AVDD12_RGB

AD19

AVSS33_VDAC_BG

AJ22

AVSS12_RGB

AJ21

AVSS33_VDAC

AL24

L301

BLM15BD121SN1 

L300

BLM15BD121SN1 

L304

BLM15BD121SN1 

ZD304
5.48VTO5.76V 

ZD305
5.48VTO5.76V 

ZD306

5.48VTO5.76V 

ZD307

5.48VTO5.76V 

ZD302

5.48VTO5.76V 

ZD300

5.48VTO5.76V 

ZD303

5.48VTO5.76V 

ZD301

5.48VTO5.76V 

D300

5.5V

ADLC 5S 02 015 

D302

5.5V

ADLC 5S 02 015 

D301

5.5V

ADLC 5S 02 015 

R344

30K

R345

30K

C348
100pF
50V

R333

120ohm

R338

0

R337

0

9

MID_MAIN_2

2011.12.09

Close to MT5369

Place at JACK SIDE

1608 sizs For EMI

PLACE AT JACK SIDE

Close to Tuner

1.0Vpp

Close to Tuner

CHANGE SYMBOL

1608 sizs For EMI

1608 sizs For EMI

Don’t use as GPIO

FOR EMI

CH1

CH2

CH3

CH4

CH5

CH6

1608 sizs For EMI

1608 sizs For EMI

1608 sizs For EMI

1608 sizs For EMI

For PCB Pattern

For PCB Pattern

For PCB Pattern

For PCB Pattern

Close to MT5369

Port was changed !!!!

PLACE AT JACK SIDE

1608 sizs For EMI

Copyright © 2012 LG Electronics. Inc. All rights reserved. 

Only for training and service purposes

LGE Internal Use Only

Содержание 55LM6700

Страница 1: ...5LM6200 TA MODEL 55LM620Y 55LM620Y TA CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL LED LCD 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 ...

Страница 2: ...All rights reserved Only for training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SERVICING PRECAUTIONS 4 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 9 SCREW ASSEMBLY WORKING GUIDE 15 BLOCK DIAGRAM 16 EXPLODED VIEW 17 SCHEMATIC CIRCUIT DIAGRAM ...

Страница 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...

Страница 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...

Страница 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...

Страница 6: ...cation Safety CE IEC specification EMC CE IEC Wireless Wireless HD Specification Option 4 Model General Specification No Item Specification Remarks 1 Market Asia Oceania Africa Middle East PAL DVB Market Australia New Zealand AU Singapore SG Indonesia ID Malaysia MY Vietnam VN South Africa ZA Iran IR Considering for Israel IL only Analog for A ASIA 2 Broadcasting system 1 PAL SECAM B G D K 2 PAL I...

Страница 7: ... 00 50 00 HDTV 720p 8 1280 720 44 96 59 94 HDTV 720p 9 1280 720 45 00 60 00 HDTV 720p 10 1920 1080 31 25 50 00 HDTV 1080i 11 1920 1080 33 75 60 00 HDTV 1080i 12 1920 1080 33 72 59 94 HDTV 1080i 13 1920 1080 56 250 50 HDTV 1080p 14 1920 1080 67 5 60 HDTV 1080p No Resolution H freq kHz V freq Hz Proposed Remark 1 640 x 350 70Hz 31 468 70 09 EGA 2 720 x 400 70Hz 31 469 70 08 DOS 3 640 x 480 60Hz 31 4...

Страница 8: ... 1080I 7 1920 1080 26 97 27 23 97 24 74 17 74 25 HDTV 1080P 8 1920 1080 33 716 33 75 29 976 30 00 74 25 HDTV 1080P 9 1920 1080 56 250 50 148 5 HDTV 1080P 10 1920 1080 67 43 67 5 59 94 60 148 35 148 50 HDTV 1080P 7 2 PC mode No Resolution H freq kHz V freq Hz Proposed Remark 1 640 x 350 70Hz 31 468 70 09 EGA 2 720 x 400 70Hz 31 469 70 08 DOS 3 640 x 480 60Hz 31 469 59 94 VESA VGA 4 800 x 600 60Hz 3...

Страница 9: ...ent Service remote control 7 Push the IN STOP key For memory initialization 3 Main PCB check process APC After Manual Insert executing APC Boot file Download 1 Execute ISP program Mstar ISP Utility and then click Config tab 2 Set as below and then click Auto Detect and check OK message If Error is displayed check connection between computer jig and set 3 Click Read tab and then load download file ...

Страница 10: ... When OTP mode is failed ADC calibration should be OK by using External mode 3 1 1 OTP mode 1 Press ADJ key on the Adjustment Remote Control then select 8 ADC Calibration By pressing Enter key enter ADC Calibration menu 2 Set up the ADC Type to OTP then Select Start button by pressing Enter key Component and RGB are Written and display Success or NG 3 1 2 External mode Equipment MSPG 925 series Pa...

Страница 11: ...tion Color Temperature COOL Medium Warm One of R Gain G Gain B Gain should be kept on 0xC0 and adjust other two lower than C0 When R G B Gain are all C0 it is the FULL Dynamic Range of Module Manual W B process using adjust Remote control After enter Service Mode by pushing ADJ key Enter White Balance by pushing key at 9 White Balance After you finished all adjustments Press In start key and compa...

Страница 12: ...from HDMI2 1 3D FHD RGB EDID data xvYCC OFF 2 3D FHD RGB EDID data xvYCC OFF NO Item CMD 1 CMD 2 Data 0 Enter download Mode Download Mode In A A 0 0 When transfer the Mode In Carry the command EDID data and Model option download ADC Adjust A E 00 10 Automatically adjustment The use of a internal pattern For Analog For HDMI EDID D sub to D sub DVI D to HDMI or HDMI to HDMI No Item Condition Hex Dat...

Страница 13: ...0 Manual Download Model Name and Serial Number If the TV set is downloaded by OTA or Service man sometimes model name or serial number is initialized Not always There is impossible to download by bar code scan so It need Manual download 1 Press the Instart key of Adjustment remote control 2 Go to the menu 7 Model Number D L like below photo 3 Input the Factory model name or Serial number like phot...

Страница 14: ...IC it is working well 4 10 Magic Motion Remote control test 1 Equipment RF Remote control for test IR KEY Code Remote control for test 2 You must confirm the battery power of RF Remote control before test recommend that change the battery per every lot 3 Sequence test 1 if you select the Start OK key on the Adjustment remote control you can pairing with the TV SET 2 You can check the cursor on the...

Страница 15: ...Warning Check Screw Type When Screw is assembled at A Part If C Screw is used at the A part Module will get damaged SCREW ASSEMBLY WORKING GUIDE ח ͷͲͳ ͽ ͳͼ ΒΔΙΚΟΖ ח ͶͲ ח ͷͲͳ ͽ ͳͼ ΒΡΥΚΥΖ ח ͶͲ ח ͷͲͳ ͽ ͳͼ ΒΡΥΚΥΖ ח ͶͲ D D D D D D D D D D D D C C A A A A A A A A A A A A A A A A A A A A A A A A B B C C C C C C C C C C C C C C ח ͷͲͳ ͽ ͳͼ ΒΔΙΚΟΖ ͶͲ B B B B B B A A A A ...

Страница 16: ...1 256Kb M Remote Module Air Cable SI2176 Silicon TUNER USB2 USB3 HDMI4 EPI 50P 50P LVDS 51P EPI 50P 50P LVDS 51P eMMC X 1 4GB USB_WIFI SYSTEM DDR3 X 1600 X 16 2Gb LOCAL DIMMING Sub Micom NEC IR Remote Control SYSTEM DDR3 X 1600 X 16 2Gb SYSTEM DDR3 X 1600 X 16 2Gb SIF TDSS G151D Half NIM L R In SPDIF OUT USB I2S Out MTK T C Demod RGB H V Ethernet CVBS UART HDMI MUX HDCP EEPROM LVDS OR EPI LVDS OR ...

Страница 17: ... Many electrical and mechanical parts in this chassis have special safety related 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 X RADIATION Shock Fire or other Hazards Do not modify the original design without permission of ...

Страница 18: ..._STB AH26 AVDD33_VGA_STB AK18 AVSS33_VGA_STB AK17 AVDD33_PLLGP AK23 AVSS33_PLLGP AM27 AVDD10_LDO AJ20 GPIO0 H32 GPIO1 F37 GPIO2 F36 GPIO3 G37 GPIO4 G36 GPIO5 G35 GPIO6 G34 GPIO7 H34 GPIO8 L34 GPIO9 L32 GPIO10 K33 GPIO11 K32 GPIO12 H33 GPIO13 L35 GPIO14 K36 GPIO15 J32 GPIO16 J34 GPIO17 K34 GPIO18 K35 GPIO19 K37 GPIO20 J36 GPIO21 J37 GPIO22 J35 GPIO23 J33 GPIO24 G33 GPIO25 H35 GPIO26 H31 GPIO27 F34 ...

Страница 19: ...LKN TXBCLKP COMP1_Y TP344 TP361 R349 0 OPT HP_LOUT CI_A_VS1 DSUB_R COMP1_Pb_SOC CI_CD2 TP327 TP364 TP369 TXA3P TXB2N TXB3N C342 100pF 50V TP333 MT5369_TS_IN 3 C339 560pF 50V OPT R325 2K OPT R302 180 C352 0 01uF TXC3N PC_R_IN_SOC DSUB_B R364 100 DSUB_HSYNC_SOC TXD4P TP354 C396 33pF OPT 5V_NORMAL TXD1N C306 0 1uF MODEL_OPT_10 2D 3D_CTL MODEL_OPT_2 PCM_5V_CTL EMMC_RST MODEL_OPT_8 MODEL_OPT_9 VCOM_DYN...

Страница 20: ...4 U21 DVSS_93 V21 DVSS_105 W21 DVSS_118 Y21 DVSS_128 AA21 DVSS_138 AB21 DVSS_64 R22 DVSS_75 T22 DVSS_85 U22 DVSS_94 V22 DVSS_106 W22 DVSS_119 Y22 DVSS_129 AA22 DVSS_139 AB22 DVSS_65 R23 DVSS_76 T23 DVSS_86 U23 DVSS_140 AB23 DVSS_96 W6 DVSS_30 G17 DVSS_27 F25 DVSS_109 Y6 DVSS_17 E21 DVSS_25 F21 DVSS_45 L8 DVSS_66 T7 DVSS_7 D11 DVSS_14 E11 DVSS_8 D12 DVSS_18 E22 DVSS_26 F22 DVSS_33 G25 DVSS_136 AB19...

Страница 21: ... K2 VDD_5 K8 VDD_6 N1 VDD_7 N9 VDD_8 R1 VDD_9 R9 VDDQ_1 A1 VDDQ_2 A8 VDDQ_3 C1 VDDQ_4 C9 VDDQ_5 D2 VDDQ_6 E9 VDDQ_7 F1 VDDQ_8 H2 VDDQ_9 H9 NC_1 J1 NC_2 J9 NC_3 L1 NC_4 L9 NC_7 T7 VSS_1 A9 VSS_2 B3 VSS_3 E1 VSS_4 G8 VSS_5 J2 VSS_6 J8 VSS_7 M1 VSS_8 M9 VSS_9 P1 VSS_10 P9 VSS_11 T1 VSS_12 T9 VSSQ_1 B1 VSSQ_2 B9 VSSQ_3 D1 VSSQ_4 D8 VSSQ_5 E2 VSSQ_6 E8 VSSQ_7 F9 VSSQ_8 G1 VSSQ_9 G9 NT5CB128M16BP DI IC7...

Страница 22: ... R2426 1K R2434 47K 1 24V P2400 FW20020 24S OPT 19 14 9 4 18 13 8 3 17 12 7 2 16 11 6 1 20 15 10 5 21 22 23 24 C2426 100pF 50V PANEL_VCC 3 5V_ST C2443 0 1uF 50V R2437 10K A_DIM R2422 0 POWER_24_GND R2415 56K 1 C2421 4700pF 50V R2442 10K MTK_EPI R2441 1 8K MTK_EPI 12V R2430 10K RL_ON 3 5V_ST C2413 0 1uF 50V R2401 10K C2402 10uF 16V C2441 3300pF 50V OPT R2403 10K R24000 OPT L2404 2uH C2400 10uF 16V ...

Страница 23: ...INTP4 6 P75 KR5 INTP9 SCK01 SCL01 7 P74 KR4 INTP8 SI01 SDA01 8 P73 KR3 SO01 9 P72 KR2 SO21 10 P71 KR1 SI21 SDA21 11 P70 KR0 SCK21 SCL21 12 P30 INTP3 RTC1HZ SCK11 SCL11 13 P50 INTP1 SI11 SDA11 14 P51 INTP2 SO11 15 P17 TI02 TO02 16 P16 TI01 TO01 INTP5 17 P15 PCLBUZ1 SCK20 SCL20 18 P14 RXD2 SI20 SDA20 19 P13 TXD2 SO20 20 P12 SO00 TXD0 TOOLTXD 21 P11 SI00 RXD0 TOOLRXD SDA00 22 P10 SCK00 SCL00 23 P146 ...

Страница 24: ...D1 15 DDC_CLK D0 _HDMI2_JACK DDC_SDA_3_JACK CK _HDMI4_JACK D1 _HDMI1_SOC D0 _HDMI2_JACK CK _HDMI4_JACK DDC_SCL_2_JACK R3310 1K DDC_SCL_4_JACK DDC_SCL_3_JACK CK _HDMI1_SOC D2 _HDMI2_JACK HDMI_HPD_1_SOC R3315 100 5V_HDMI_1_SOC 5V_NORMAL DDC_SDA_4_JACK 5V_HDMI_1_SOC R3304 1K DDC_SCL_1_SOC D1 _HDMI4_JACK R3323 47K DDC_SDA_4_JACK R3302 100 DDC_SCL_1_SOC D1 _HDMI4_JACK R3306 4 7K HDMI_INTERNAL_EDID DDC_...

Страница 25: ... 13 14 14 15 15 16 16 R3646 10K C3615 0 1uF 16V RGB_DDC_SDA SPDIF_OUT R3615 33 C3634 18pF 50V EDID_WP PC_R_IN 5V_NORMAL DSUB_HSYNC DSUB_VSYNC D3616 30V OPT PC_L_IN R3642 2 7K RGB_5V RGB_5V IC3600 M24C02 RMN6T RGB_EDID 3 E2 2 E1 4 VSS 1 E0 5 SDA 6 SCL 7 WC 8 VCC SOC_TX SOC_RX D3620 MMBD6100 A2 C A1 R3647 100 RGB_DEBUG D3623 5 6V OPT D3611 5 6V OPT D3612 5 6V OPT D3600 20V OPT D3601 20V OPT D3622 5 ...

Страница 26: ...D FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC R3700 10K HP_OUT HP_LOUT 3 3V_NORMAL JK3700 KJA PH 0 0177 EAG61030001 HP_OUT 3 DETECT 4 L 5 GND 1 R HP_DET HP_ROUT VA3700 5 6V OPT VA3700 1 5 6V ESD_MTK_HP_OUT VA3700 2 5 6V ESD_LG1152_HP_OUT 37 JACK_COMMON 2011 11 21 ESD for LG1152 ESD for MTK Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purpo...

Страница 27: ...CT 4 M4 5 M5_GND 1 M1 6 M6 AV1_CVBS_IN COMP1_Y R3821 100 RS232 3 3V_NORMAL R3820 100 RS232 3 5V_ST 12V_COMMERCIAL_OUT 12V_COMMERCIAL_OUT 3 5V_ST R3834 10K OPT_RS232 SOC_RX 3 5V_ST SOC_TX P3800 12507WS 04L UART_4PIN_STRAIGHT 1 2 3 4 5 R3810 10K R3806 10K D3803 5 6V OPT D3800 5 6V OPT D3804 20V OPT D3805 20V OPT D3801 5 6V OPT D3802 5 6V OPT D3801 1 5 6V ESD_MTK D3802 1 5 6V ESD_MTK D3800 1 5 6V ESD...

Страница 28: ...2 MMBT3904 NXP COMMERCIAL_IR_EU E B C Q4104 MMBT3904 NXP COMMERCIAL_IR E B C R4101 1K COMMERCIAL_IR R4109 1K COMMERCIAL_IR_EU R4115 3 3K COMMERCIAL_IR R4103 3 3K COMMERCIAL_IR R4107 10K IR_BYPASS P4102 12507WR 10L GP4_IR_10P 1 2 3 4 5 6 7 8 9 10 11 D4106 20V ADUC 20S 02 010L OPT D4105 20V ADUC 20S 02 010L OPT D4101 5 6V AMOTECH CO LTD OPT D4100 5 6V AMOTECH CO LTD OPT D4104 5 6V AMOTECH CO LTD OPT...

Страница 29: ...uF 10V 5V_USB 3 3V_NORMAL USB_OCD3 C4301 22uF 10V R4332 10K POWER_ON OFF2_4 C4331 0 1uF 16V 12V L4307 3 6uH C4341 4 7uF 10V R4342 10K 5 L4306 BLM18PG121SN1D USB_CTL3 C4325 10uF 16V C4342 100pF 50V USB_DCDC_SN1104041 IC4306 1 BD86180MUV DEV_USB_DCDC_BD86180 3 SS 2 COMP 4 RT 1 EN 6 CTL1 5 CTL2 7 FLG2 8 FLG1 9 USB_OUT2 10 GND_1 11 GND_2 12 USB_OUT1 13 USB_IN_1 14 USB_IN_2 15 USB_IN_3 16 SW_1 17 SW_2 ...

Страница 30: ...MBOL MARK OF THE SCHEMETIC M_RFModule_ISP M_REMOTE_RX M_REMOTE_TX 3 3V_NORMAL L4800 120 ohm M_REMOTE M_RFModule_RESET C4800 0 1uF P4800 12507WR 08L M_REMOTE 1 3 3V 2 GND 3 RX 4 TX 5 RESET 6 DC 7 DD 8 GND 9 AR4800 100 1 16W M_REMOTE 3D_SYNC_RF 3D_SYNC_RF ZigBee_Radio Pulse M_REMOTE OPTION ALL M_REMOTE OPTION 48 MOTION REMOTE 2011 11 21 Only For PDP Copyright 2012 LG Electronics Inc All rights reser...

Страница 31: ...N_C D4 GN_A C5003 0 01uF 50V EPHY_RDP LAN_JACK_POWER D5000 5 5V OPT D5002 5 5V OPT D5003 5 5V OPT D5001 5 5V OPT D5001 2 5 5V ADUC 5S 02 0R5L ESD_LG1152 D5003 2 5 5V ADUC 5S 02 0R5L ESD_LG1152 D5002 2 5 5V ADUC 5S 02 0R5L ESD_LG1152 D5000 2 5 5V ADUC 5S 02 0R5L ESD_LG1152 D5003 1 ADUC 5S 02 0R5L ESD_MTK D5000 1 ADUC 5S 02 0R5L ESD_MTK D5002 1 ADUC 5S 02 0R5L ESD_MTK D5001 1 ADUC 5S 02 0R5L ESD_MTK...

Страница 32: ... 0 1uF C5413 16V AUD_LRCH L5401 BLM18PG121SN1D 24V_AMP SPK_R C5431 390pF 50V 24V_AMP D5403 100V 1N4148W OPT C5414 10uF 10V AMP_RESET_N R5408 12 C5433 1uF 25V L5404 NRS6045T100MMGK 10 0uH SPK_L C5435 0 47uF 50V C5428 1uF 25V I2C_SCL1 C5409 10uF 10V OPT SPK_L P5400 WAFER ANGLE 1 2 3 4 AMP_MUTE 0 1uF C5439 50V C5417 22000pF 50V R5400 10K R5410 12 SPK_R 0 1uF C5412 16V 24V C5410 10uF 10V OPT 0 1uF C54...

Страница 33: ..._HP_MUTE 3 3V_NORMAL R6106 0 OPT R6102 4 7K OPT 3 3V_NORMAL R6107 1K HP_LOUT_MAIN L6100 120 ohm BLM18PG121SN1D R6103 4 7K C6105 10uF 10V IC6100 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 C6107 0 1uF 16V R6101 OPT Q6100 MMBT3904 NXP E B C C6100 1uF 10V C6103 1uF 10V C6108 2 2uF 10V C6106 2 2uF 10V C6109 2 2uF 10V...

Страница 34: ...21 D1 22 D2 23 D3 24 D4 25 D5 26 D6 27 D7 28 GND_2 29 GND_3 30 1 23V_S2_DEMOD 31 S2_RESET 38 SHIELD 32 3 3V_S2_DEMOD 33 S2_F22_OUTPUT 34 S2_SCL 35 S2_SDA 36 LNB 37 GND_4 TU6502 TDSQ H051F CHB_V 1 5V SPLITTER 2 RESET 3 TU_SCL 4 TU_SDA 5 M_ 3 3V 6 M_SIF 7 M_ 1 8V 8 M_CVBS 9 M_IF_AGC 10 M_DIF P 11 M_DIF N 12 S_3 3V 13 S_1 8V 14 S_CVBS 15 GND_1 16 SD_ERROR 17 SD_SYNC 18 SD_VALID 19 SD_MCLK 20 SD_SERIA...

Страница 35: ...AL EXT_AMP_RESET 12V_COMMERCIAL_OUT SPK_L_OUT_COMMERCIAL SPK_R_OUT_COMMERCIAL L7000 BLM18PG121SN1D JK7000 KJA PH 0 0177 EAG61030001 COMMER_EXT_AMP_JACK 3 DETECT 4 L 5 GND 1 R SPK_R_OUT_COMMERCIAL SPK_L_OUT_COMMERCIAL Q7001 MMBT3904 NXP E B C 12V_EXT_PWR_DET 3 5V_ST C7002 22uF 25V R7005 22K R7004 100K R7006 10K C7003 22uF 25V C7000 470pF 50V C7001 1uF 25V L7001 BLM18PG121SN1D D7000 5 6V D7001 5 6V ...

Страница 36: ...C 3 NC 4 NC 5 NC 6 AUO_65_MIRROR 7 LVDS_SEL 8 NC 9 NC 10 L DIM_ENABLE 11 GND 12 RA0N 13 RA0P 14 RA1N 15 RA1P 16 RA2N 17 RA2P 18 GND 19 RACLKN 20 RACLKP 21 GND 22 RA3N 23 RA3P 24 RA4N 25 RA4P 26 GND 27 BIT_SEL 28 RB0N 29 RB0P 30 RB1N 31 RB1P 32 RB2N 33 RB2P 34 GND 35 RBCLKN 36 RBCLKP 37 GND 38 RB3N 39 RB3P 40 RB4N 41 RB4P 42 GND 43 GND 44 GND 45 GND 46 GND 47 NC 48 VLCD 49 VLCD 50 VLCD 51 VLCD 52 G...

Страница 37: ...RITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC I2C_SCL1 L DIM0_SCLK R7601 10K L DIM_OUT 3 3V_NORMAL L DIM0_MOSI R7607 4 7K L DIM_OUT R7606 33 L DIM_OUT P7600 12507WR 08L L DIM_OUT 1 2 3 4 5 6 7 8 9 I2C_SDA1 L DIM0_VS R7600 10K OPT AR7600 33 1 16W L DIM_OUT LOCAL DIMMING To LED DRIVER 76 LOCAL DIMMING 2011 12 13 Copyright 2012 LG Electronics Inc All rights reserved Only for training and ser...

Страница 38: ...744 1uF 50V C7749 1uF 50V PMIC_RESET D7703 100V 1N4148W D7705 100V 1N4148W Q7701 MMBT3906 NXP E B C D7704 100V 1N4148W D7706 100V 1N4148W C7728 10uF 10V OPT C7712 1uF 10V C7741 10uF 16V EPI_LOCK6 EPI_LOCK6_SOURCE 3 3V_NORMAL C7732 0 1uF 50V C7727 0 1uF 50V C7754 0 1uF 50V Q7700 MMBT3904 NXP E B C D7700 40V SX34 D7701 40V SX34 Q7702 MMBT3904 NXP E B C Q7703 MMBT3904 NXP E B C R7758 10K R7756 10K R7...

Страница 39: ...C_109 N10 NC_110 N11 NC_111 N12 NC_112 N13 NC_113 N14 NC_114 P1 NC_115 P2 NC_117 P8 NC_118 P9 NC_120 P11 NC_121 P12 NC_122 P13 NC_123 P14 DUMMY_1 DU1 DUMMY_2 DU2 DUMMY_3 DU3 DUMMY_4 DU4 DUMMY_5 DU5 DUMMY_6 DU6 DUMMY_7 DU7 DUMMY_8 DU8 DUMMY_9 DU9 DUMMY_10 DU10 DUMMY_11 DU11 DUMMY_12 DU12 DUMMY_13 DU13 DUMMY_14 DU14 DUMMY_15 DU15 DUMMY_16 DU16 IC8100 2 KLM2G1HE3F B001 SAMSUNG_EMMC_2GB DAT0 A3 DAT1 A...

Страница 40: ...R THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC 3 5V_ST L8900 BLM18PG121SN1D LOGO_LIGHT P8900 12507WR 03L LOGO_LIGHT 1 2 3 4 Q8900 MMBT3904 NXP LOGO_LIGHT E B C LOGO_LIGHT R8900 100 LOGO_LIGHT R8903 1K LOGO_LIGHT 3 5V_ST R8901 10K LOGO_LIGHT R8902 10K OPT C8900 0 1uF 16V LOGO_LIGHT Place Near Micom Copyright 2012 LG Electronics Inc All rights reserved Only for training and service pu...

Страница 41: ......

Страница 42: ...2012 LED LCD TV Engineering guide Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 43: ... 7 Off when on off while viewing power auto on off 8 8 C Audio error No audio Normal video 9 9 Wrecked audio discontinuation noise 10 10 D Function error No response in remote controller key error recording error memory error 11 11 External device recognition error 12 12 E Noise Circuit noise mechanical noise 13 13 F Exterior error Exterior defect 14 First of all Check whether there is SVC Bulleti...

Страница 44: ...le LVDS reconnection condition A10 A11 A10 32 37 42 47 55 A11 32 AUO 12 Adjustment Test pattern ADJ Key A12 13 A Video error_Vertical Horizontal bar residual image light spot LCD TV connection diagram A8 14 Check Link Cable LVDS reconnection condition A10 A11 A10 32 37 42 47 55 A11 32 AUO 15 Adjustment Test pattern ADJ Key A12 16 Appendix Defected Type caused by T Con Inverter Module Exchange T Co...

Страница 45: ...ys check record S W Version and White Balance value before replacing the Main Board Replace Main Board Re enter White Balance value Precaution Established date Standard Repair Process Revised date 1 13 LCD TV Error symptom A Video error No video Normal audio A4 A1 A2 A28 A7 A3 First of all Check whether all of cables between board is inserted properly or not Main B D Power B D LVDS Cable Speaker C...

Страница 46: ...replace MAIN B D Y Replace Power Board and repair parts N End Standard Repair Process A Video error No video No audio A4 Established date Revised date 2 13 LCD TV Error symptom 2010 12 14 Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 47: ...Main B D Check Tuner soldering Normal Picture Y N Y Close Normal Picture Y Close Menu Setup Booster By using Digital signal level meter By using Diagnostics menu on OSD Menu Set up Support Signal Test Signal strength Normal over 50 Signal Quality Normal over 50 Normal Picture Y Contact with signal distributor or broadcaster Cable or Air N N Normal Picture Y Close N A7 Standard Repair Process Estab...

Страница 48: ...fferent maker TV etc Y Change satellite setting match with installed ANT N Normal Picture Y Close N A7 Standard Repair Process Established date Revised date 3 13 LCD TV Error symptom 2011 01 24 Check satellite setting Check LNB frequency Check satellite Check Satellite connection DiSEqC motor etc Normal setting Contact with signal distributor or broadcaster Cable or Air Close N Check Tuner solderi...

Страница 49: ...ice and cable Y External device Cable normal RGB HDMI DVI error Check external device and cable Replace Main B D Replace Main B D N N A Video error Color error A8 N Y End Replace module Request repair for external device cable Color error Check Test pattern A12 A10 A11 Standard Repair Process Established date Revised date 4 13 LCD TV Error symptom 2010 12 14 Copyright 2012 LG Electronics Inc All r...

Страница 50: ... Jig pattern Generator Set top Box etc N Y Replace Main B D Screen normal Check screen condition by input External Input Component RGB HDMI DVI Request repair for external device Component error RGB error HDMI DVI Connect other external device and cable Check normal operation of External Input Component RGB and HDMI DVI by connecting Jig pattern Generator Set top Box etc Replace Main B D Screen no...

Страница 51: ... each output of Power B D N Y Normal voltage Replace Main B D N Y OK Replace Main B D N Y Normal Check ST BY 3 5V Replace Power B D N Y Normal voltage Replace Power B D Y A17 A18 A19 A4 Standard Repair Process Established date Revised date 6 13 LCD TV Error symptom Stand By Red Operating white Close 2010 12 14 Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purp...

Страница 52: ...y REMOTE CONTROL POWEROFF_OFFTIMER Power off by OFF TIMER POWEROFF_SLEEPTIMER Power off by SLEEP TIMER POWEROFF_INSTOP Power off by INSTOP KEY POWEROFF_AUTOOFF Power off by AUTO OFF POWEROFF_ONTIMER Power off by ON TIMER POWEROFF_RS232C Power off by RS232C POWEROFF_RESREC Power off by Reservated Record POWEROFF_RECEND Power off by End of Recording POWEROFF_SWDOWN Power off by S W Download POWEROFF...

Страница 53: ...repair parts Check Speaker disconnection N Y Replace Speaker Replace MAIN Board End C Audio error No audio Normal video A24 A25 Disconnection Established date Revised date 8 13 LCD TV Error symptom Standard Repair Process 2010 12 14 Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 54: ...ct and check other external device N Y Normal audio Check and fix external device Replace Power B D N Y Normal voltage Check input signal RF External Input signal Signal normal When RF signal is not received Request repair to external cable ANT provider Y Check audio B Voltage 24V Replace Main B D In case of External Input signal error Check and fix external device Replace Main B D N End Establish...

Страница 55: ... Battery of R C Check Repair Cable connection Connector solder Normal operating Check B 3 5V On Main B D A27 Normal Voltage Close N N Check 3 5v on Power B D Replace Power B D or Replace Main B D Power B D don t have problem A4 Check IR Output signal Normal Signal N Y Repair Replace IR B D N A27 Replace Main B D Y A27 Standard Repair Process Established date Revised date 10 13 LCD TV Error symptom...

Страница 56: ... device cable RGB HDMI DVI Optical Recognition error Replace Main B D Replace Main B D Fix in accordance with technical information D Function error External device recognition error Established date Revised date 11 13 LCD TV Error symptom Standard Repair Process 2010 12 14 Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 57: ...s shown in the solution manual For models without any fix information provide the description OR Mechanical noise is a natural phenomenon and apply the 1st level description When the customer does not agree apply the process by stage Describe the basis of the description in Part related to nose in the Owner s Manual E Noise Circuit noise mechanical noise Established date Revised date 12 13 LCD TV ...

Страница 58: ...oller Remote controller damage Stand dent Replace stand F Exterior defect Exterior defect Adjust VCOM Established date Revised date 13 13 LCD TV Error symptom Standard Repair Process A28 2010 12 14 Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 59: ...WER BOARD PIN voltage checking method A19 28 C Audio error_No audio Normal video Checking method in menu when there is no audio A24 29 Voltage and speaker checking method when there is no audio A25 30 C Audio error_Wrecked audio discontinuation Voltage and speaker checking method in case of audio error A25 31 D Function error_ No response in remote controller key error Remote controller operation ...

Страница 60: ... White Balance value A Video error_No video Normal audio ALL MODELS A4 Established date Revised date Error symptom Content LCD TV Entry method 1 Press the ADJ button on the remote controller for adjustment 2 Enter into White Balance of item 7 3 After recording the R G B GAIN Cut value of Color Temp Cool Medium Warm re enter the value after replacing the MAIN BOARD 2010 12 14 Copyright 2012 LG Elec...

Страница 61: ...rd Main Board Common SMAW200 H24S YEONHO 1 Power on 2 24V 3 24V 4 24V 5 GND 6 GND 7 GND 8 GND 9 3 5V 10 3 5V 11 3 5V 12 3 5V 13 GND 14 GND 15 GND 16 GND 17 12V 18 Inverter On off 19 12V 20 Lamp A Dim LED N C 21 12V 22 PWM Dim 1 23 GND P_DIM2 Lamp SCANNING Model PWM Dim 2 24 Error out Edge LED 2010 12 14 Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes LG...

Страница 62: ...ard Repair Process Detail Technical Manual TUNER input signal strength checking method A Video error_Video error video lag stop ALL MODELS A6 Established date Revised date Error symptom Content LCD TV 2010 12 14 Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 63: ...1 Checking method for remote controller for adjustment Press the IN START with the remote controller for adjustment Version ALL MODELS A7 Established date Revised date Error symptom Content LCD TV 2010 12 14 Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 64: ... bar residual image light spot As the part connecting to the external input check the screen condition by signal A8 Established date Revised date Error symptom Content LCD TV ALL MODELS 2010 12 14 Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 65: ...om power supply finally replace the MAIN BOARD Standard Repair Process Detail Technical Manual TUNER checking part A Video error_Video error video lag stop ALL MODELS A9 Established date Revised date Error symptom Content LCD TV 2010 12 14 Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 66: ... using the ADJ Key Checking item 1 Defective pixel 2 Residual image 3 MODULE error ADD BAR SCAN BAR 4 Video error Classification of MODULE or Main B D A12 Established date Revised date Error symptom Content LCD TV 2010 12 14 Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 67: ...n Solder defect CNT Broken Solder defect CNT Broken Solder defect CNT Broken Abnormal Power Section Solder defect Short Crack Abnormal Power Section Solder defect Short Crack Appendix Exchange T Con Board 1 Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 68: ...ower Section Solder defect Short Crack Fuse Open Abnormal power section Noise GRADATION GRADATION Abnormal Display Appendix Exchange T Con Board 2 Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 69: ...pendix Exchange PSU LED driver No Light Dim Light Dim Light Dim Light No picture Sound Ok Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 70: ...Press damage Crosstalk Crosstalk Press damage Panel Mura Light leakage Press damage Un repairable Cases In this case please exchange the module Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 71: ...lock Source TAB IC Defect Horizontal Block Gate TAB IC Defect Horizontal line Gate TAB IC Defect Gate TAB IC Defect Horizontal Block Gate TAB IC Defect Appendix Exchange the Module 2 Un repairable Cases In this case please exchange the module Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 72: ...7 Established date Revised date Error symptom Content LCD TV ST BY condition Red Power ON condition white Front LED control Menu Æ Option Æ Power Indicator Æ Standby light ON 2010 12 14 Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 73: ...ck the DC 20V 24V 12V 3 5V Edge LED 2010 12 14 Edge LED 24 Pin Power Board Main Board Common SMAW200 H24S YEONHO 1 Power on 2 24V 3 24V 4 24V 5 GND 6 GND 7 GND 8 GND 9 3 5V 10 3 5V 11 3 5V 12 3 5V 13 GND 14 GND 15 GND 16 GND 17 12V 18 Inverter On off 19 12V 20 Lamp A Dim LED N C 21 12V 22 PWM Dim 1 23 GND P_DIM2 Lamp SCANNING Model PWM Dim 2 24 Error out Copyright 2012 LG Electronics Inc All right...

Страница 74: ...Board Main Board Common SMAW200 H24S YEONHO 1 Power on 2 24V 3 24V 4 24V 5 GND 6 GND 7 GND 8 GND 9 3 5V 10 3 5V 11 3 5V 12 3 5V 13 GND 14 GND 15 GND 16 GND 17 12V 18 Inverter On off 19 12V 20 Lamp A Dim LED N C 21 12V 22 PWM Dim 1 23 GND P_DIM2 Lamp SCANNING Model PWM Dim 2 24 Error out Edge LED Edge LED Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes L...

Страница 75: ...tandard Repair Process Detail Technical Manual POWER OFF MODE checking method B Power error _Off when on off whiling viewing ALL MODELS A22 Established date Revised date Error symptom Content LCD TV 2010 12 14 Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 76: ...to On Standard Repair Process Detail Technical Manual Checking method in menu when there is no audio C Audio error_No audio Normal video ALL MODELS A24 Established date Revised date Error symptom Content LCD TV 2010 12 14 Copyright 2012 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 77: ... Technical Manual Voltage and speaker checking method when there is no audio C Audio error_No audio Normal video ALL MODELS A25 Established date Revised date Error symptom Content LCD TV 24 Pin Power Board Main Board Common SMAW200 H24S YEONHO 1 Power on 2 20V 24V 3 20V 24V 4 20V 24V 5 GND 6 GND 7 GND 8 GND 9 3 5V 10 3 5V 11 3 5V 12 3 5V 13 GND 14 GND 15 GND 16 GND 17 12V 18 Inverter On off 19 12V...

Страница 78: ...does not move at all Standard Repair Process Detail Technical Manual Remote controller operation checking method D Function error_ No response in remote controller key error ALL MODELS A27 Established date Revised date Error symptom Content LCD TV P4102 1 SCL 2 SDA 3 GND 4 KEY1 5 KEY2 6 St 3 5V 7 GND 8 RED_LED 9 IR 10 GND 2010 12 14 Copyright 2012 LG Electronics Inc All rights reserved Only for tr...

Страница 79: ...e remote controller And find the V COM value Which is no or minimized the Flicker If there is no flicker at default value Press the exit key and finish the VCOM adjustment Push the OK key to store the value Then the message Saving OK is pop Press the exit key to finish V COM adjustment A28 Established date Revised date Error symptom Content LCD TV 2010 12 14 Copyright 2012 LG Electronics Inc All r...

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