LG 49UF6700 Service Manual Download Page 54

Page: 54 / 57

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.

AVDDL_LVDSRX

VDDP

+1.5V_U_DDR

AVDDL_DRV

AVDD_PLL

AVDD_MOD

IC2500

LGE7411(URSA9)

VSS_285

D18

VSS_286

G18

VSS_287

H18

VSS_288

J18

VSS_289

L18

VSS_290

N18

VSS_291

P18

VSS_292

R18

VSS_293

T18

VSS_294

U18

VSS_295

V18

VSS_296

W18

VSS_297

Y18

VSS_298

AA18

VSS_299

AB18

VSS_300

AE18

VSS_301

AF18

VSS_302

AJ18

VSS_303

F19

VSS_304

G19

VSS_305

H19

VSS_306

J19

VSS_307

K19

VSS_308

L19

VSS_309

N19

VSS_310

P19

VSS_311

R19

VSS_312

T19

VSS_313

U19

VSS_314

V19

VSS_315

W19

VSS_316

Y19

VSS_317

AB19

VSS_318

AC19

VSS_319

AD19

VSS_320

AE19

VSS_321

AF19

VSS_322

AK19

VSS_323

A20

VSS_324

E20

VSS_325

F20

VSS_326

G20

VSS_327

H20

VSS_328

J20

VSS_329

L20

VSS_330

N20

VSS_331

P20

VSS_332

R20

VSS_333

T20

VSS_334

U20

VSS_335

V20

VSS_336

W20

VSS_337

AE20

VSS_338

AF20

VSS_339

AK20

VSS_340

D21

VSS_341

F21

VSS_342

G21

VSS_343

H21

VSS_344

J21

VSS_345

K21

VSS_346

L21

VSS_347

T21

VSS_348

U21

VSS_349

V21

VSS_350

W21

VSS_351

AE21

VSS_352

AF21

VSS_353

AK21

VSS_354

G22

VSS_355

H22

VSS_356

J22

VSS_357

L22

VSS_358

M22

VSS_359

T22

VSS_360

U22

VSS_361

V22

VSS_362

W22

VSS_363

AC22

VSS_364

AD22

VSS_365

AE22

VSS_366

AF22

VSS_367

AL22

VSS_368

A23

VSS_369

E23

VSS_370

F23

VSS_371

G23

VSS_372

H23

VSS_373

J23

VSS_374

K23

VSS_375

M23

VSS_376

P23

VSS_377

T23

VSS_378

V23

VSS_379

W23

VSS_380

Y23

VSS_381

AA23

VSS_382

AB23

VSS_383

AC23

VSS_384

AD23

VSS_385

AE23

VSS_386

AF23

VSS_387

AJ23

VSS_388

AM23

VSS_389

D24

VSS_390

F24

VSS_391

G24

VSS_392

H24

VSS_393

J24

VSS_394

K24

VSS_395

L24

VSS_396

M24

VSS_397

N24

VSS_398

P24

VSS_399

R24

VSS_400

T24

VSS_401

U24

VSS_402

V24

VSS_403

W24

VSS_404

Y24

VSS_405

AA24

VSS_406

AB24

VSS_407

AC24

VSS_408

AD24

VSS_409

AE24

VSS_410

AF24

VSS_411

AL24

VSS_412

F25

VSS_413

G25

VSS_414

H25

VSS_415

J25

VSS_416

K25

VSS_417

L25

VSS_418

M25

VSS_419

N25

VSS_420

P25

VSS_421

R25

VSS_422

T25

VSS_423

U25

VSS_424

V25

VSS_425

W25

VSS_426

Y25

VSS_427

AA25

VSS_428

AB25

VSS_429

AC25

VSS_430

AD25

VSS_431

AE25

VSS_432

AF25

VSS_433

AM25

VSS_434

A26

VSS_435

F26

VSS_436

G26

VSS_437

H26

VSS_438

J26

VSS_439

K26

VSS_440

L26

VSS_441

M26

VSS_442

N26

VSS_443

P26

VSS_444

R26

VSS_445

T26

VSS_446

U26

VSS_447

V26

VSS_448

W26

VSS_449

Y26

VSS_450

AA26

VSS_451

AB26

VSS_452

AC26

VSS_453

AD26

VSS_454

AE26

VSS_455

AF26

VSS_456

AJ26

VSS_457

AL26

VSS_458

D27

VSS_459

F27

VSS_460

K27

VSS_461

N27

VSS_462

P27

VSS_463

R27

VSS_464

U27

VSS_465

V27

VSS_466

W27

VSS_467

Y27

VSS_468

AA27

VSS_469

AB27

VSS_470

F28

VSS_471

K28

VSS_472

P28

VSS_473

U28

VSS_474

AC28

VSS_475

AK28

VSS_476

A29

VSS_477

C29

VSS_478

D29

VSS_479

E29

VSS_480

F29

VSS_481

J29

VSS_482

M29

VSS_483

R29

VSS_484

V29

VSS_485

AA29

VSS_486

AC29

VSS_487

AK29

VSS_488

A30

VSS_489

B30

VSS_490

AC30

VSS_491

AK30

VSS_492

AM30

VSS_493

A31

VSS_494

B31

VSS_495

C31

VSS_496

J31

VSS_497

L31

VSS_498

AD31

VSS_499

AF31

VSS_500

AH31

VSS_501

B32

VSS_502

E32

VSS_503

J32

VSS_504

L32

VSS_505

P32

VSS_506

U32

VSS_507

Y32

VSS_508

AE32

VSS_509

AG32

AVDDL_HDMI_TX_RX

IC2500

LGE7411(URSA9)

VDDC_1

VDDC_2

VDDC_3

M10

VDDC_4

M11

VDDC_5

VDDC_6

N10

VDDC_7

N11

VDDC_8

VDDC_9

P10

VDDC_10

P11

VDDC_11

VDDC_12

R10

VDDC_13

R11

VDDC_14

VDDC_15

T10

VDDC_16

T11

VDDC_17

VDDC_18

U10

VDDC_19

U11

VDDC_20

VDDC_21

V10

VDDC_22

V11

VDDC_23

VDDC_24

W10

VDDC_25

W11

VDDC_26

AVDDL_HDMITX_1

AVDDL_HDMITX_2

AVDDL_RX_1

AA9

AVDDL_RX_2

AA10

AVDDL_RX_3

AB9

AVDDL_DVI_1

Y10

AVDDL_DVI_2

Y11

DVDD_DDR_1

M14

DVDD_DDR_2

N14

AVDDL_MOD_1

Y20

AVDDL_MOD_2

Y21

AVDDL_MOD_3

Y22

AVDDL_MOD_4

AA19

AVDDL_MOD_5

AA20

AVDDL_DRV_1

AA21

AVDDL_DRV_2

AA22

AVDDL_DRV_3

AB20

AVDDL_DRV_4

AB21

AVDDL_DRV_5

AB22

AVDD_MOD_1

AC20

AVDD_MOD_2

AC21

AVDD_MOD_3

AD21

AVDD_MOD_LDO

AD20

VDDP_1

AC18

VDDP_2

AD17

VDDP_3

AD18

AVDD_DVI_1

AD11

AVDD_DVI_2

AD12

AVDD_HDMITX_1

AC12

AVDD_HDMITX_2

AC13

AVDD_RX_1

AD15

AVDD_RX_2

AC16

AVDD_RX_3

AC17

AVDD_RX_4

AD16

AVDD_XTAL

AD14

AVDD_PLL_1

AC14

AVDD_PLL_2

AC15

AVDD_DDR0_1

M18

AVDD_DDR0_2

M19

AVDD_DDR0_3

M20

AVDD_DDR0_4

M21

AVDD_DDR0_5

M16

AVDD_DDR0_6

M17

AVDD_DDR1_1

P21

AVDD_DDR1_2

R21

AVDD_DDR1_3

P22

AVDD_DDR1_4

R22

AVDD_DDR1_5

N21

AVDD_DDR1_6

N22

VSS_1

VSS_2

VSS_3

VSS_4

VSS_5

VSS_6

AF2

VSS_7

VSS_8

VSS_9

AF3

VSS_10

AG3

VSS_11

VSS_12

VSS_13

VSS_14

VSS_15

VSS_16

VSS_17

VSS_18

VSS_19

VSS_20

AA4

VSS_21

AC4

VSS_22

AD4

VSS_23

AE4

VSS_24

AF4

VSS_25

VSS_26

VSS_27

VSS_28

VSS_29

VSS_30

VSS_31

VSS_32

VSS_33

VSS_34

VSS_35

VSS_36

AA5

VSS_37

AC5

VSS_38

AD5

VSS_39

AE5

VSS_40

AF5

VSS_41

VSS_42

VSS_43

VSS_44

VSS_45

VSS_46

VSS_47

VSS_48

VSS_49

VSS_50

VSS_51

VSS_52

VSS_53

VSS_54

AA6

VSS_55

AB6

VSS_56

AC6

VSS_57

AD6

VSS_58

AE6

VSS_59

AF6

VSS_60

AG6

VSS_61

VSS_62

VSS_63

VSS_64

VSS_65

VSS_66

VSS_67

VSS_68

VSS_69

VSS_70

VSS_71

VSS_72

AA7

VSS_73

AB7

VSS_74

AC7

VSS_75

AD7

VSS_76

AE7

VSS_77

AF7

VSS_78

AG7

VSS_79

AH7

VSS_80

AJ7

IC2500

LGE7411(URSA9)

VSS_81

VSS_82

VSS_83

VSS_84

VSS_85

VSS_86

VSS_87

VSS_88

VSS_89

VSS_90

VSS_91

VSS_92

VSS_93

VSS_94

VSS_95

VSS_96

VSS_97

VSS_98

VSS_99

VSS_100

VSS_101

AA8

VSS_102

AC8

VSS_103

AD8

VSS_104

AE8

VSS_105

AF8

VSS_106

AG8

VSS_107

AH8

VSS_108

AJ8

VSS_109

VSS_110

VSS_111

VSS_112

VSS_113

VSS_114

VSS_115

VSS_116

VSS_117

VSS_118

AD9

VSS_119

AE9

VSS_120

AF9

VSS_121

AG9

VSS_122

AH9

VSS_123

AJ9

VSS_124

D10

VSS_125

E10

VSS_126

F10

VSS_127

G10

VSS_128

H10

VSS_129

J10

VSS_130

K10

VSS_131

L10

VSS_132

AB10

VSS_133

AC10

VSS_134

AD10

VSS_135

AE10

VSS_136

AF10

VSS_137

AG10

VSS_138

AH10

VSS_139

AJ10

VSS_140

A11

VSS_141

D11

VSS_142

E11

VSS_143

F11

VSS_144

G11

VSS_145

H11

VSS_146

J11

VSS_147

K11

VSS_148

L11

VSS_149

AA11

VSS_150

AB11

VSS_151

AC11

VSS_152

AE11

VSS_153

AF11

VSS_154

AG11

VSS_155

AH11

VSS_156

AJ11

VSS_157

D12

VSS_158

E12

VSS_159

F12

VSS_160

G12

VSS_161

H12

VSS_162

J12

VSS_163

K12

VSS_164

L12

VSS_165

M12

VSS_166

N12

VSS_167

P12

VSS_168

R12

VSS_169

T12

VSS_170

U12

VSS_171

V12

VSS_172

W12

VSS_173

Y12

VSS_174

AA12

VSS_175

AB12

VSS_176

AE12

VSS_177

AF12

VSS_178

AG12

VSS_179

AH12

VSS_180

AJ12

VSS_181

G13

VSS_182

H13

VSS_183

J13

VSS_184

K13

VSS_185

L13

VSS_186

T13

VSS_187

R13

VSS_188

P13

VSS_189

N13

VSS_190

M13

VSS_191

U13

VSS_192

V13

VSS_193

W13

VSS_194

Y13

VSS_195

AA13

VSS_196

AB13

VSS_197

AD13

VSS_198

AE13

VSS_199

AF13

VSS_200

AG13

VSS_201

AH13

VSS_202

AJ13

VSS_203

G14

VSS_204

H14

VSS_205

J14

VSS_206

K14

VSS_207

L14

VSS_208

P14

VSS_209

R14

VSS_210

T14

VSS_211

U14

VSS_212

V14

VSS_213

W14

VSS_214

Y14

VSS_215

AA14

VSS_216

AB14

VSS_217

AE14

VSS_218

AF14

VSS_219

AG14

VSS_220

AH14

VSS_221

AJ14

VSS_222

A15

VSS_223

B15

VSS_224

D15

VSS_225

G15

VSS_226

H15

VSS_227

J15

VSS_228

K15

VSS_229

L15

VSS_230

M15

VSS_231

N15

VSS_232

P15

VSS_233

R15

VSS_234

T15

VSS_235

U15

VSS_236

V15

VSS_237

W15

VSS_238

Y15

VSS_239

AA15

VSS_240

AE15

VSS_241

AF15

VSS_242

AG15

VSS_243

AH15

VSS_244

AJ15

VSS_245

E16

VSS_246

F16

VSS_247

G16

VSS_248

H16

VSS_249

J16

VSS_250

L16

VSS_251

N16

VSS_252

P16

VSS_253

R16

VSS_254

T16

VSS_255

U16

VSS_256

V16

VSS_257

W16

VSS_258

Y16

VSS_259

AA16

VSS_260

AE16

VSS_261

AF16

VSS_262

AJ16

VSS_263

AM16

VSS_264

A17

VSS_265

B17

VSS_266

G17

VSS_267

H17

VSS_268

J17

VSS_269

K17

VSS_270

L17

VSS_271

N17

VSS_272

P17

VSS_273

R17

VSS_274

T17

VSS_275

U17

VSS_276

V17

VSS_277

W17

VSS_278

Y17

VSS_279

AA17

VSS_280

AB17

VSS_281

AE17

VSS_282

AF17

VSS_283

AJ17

VSS_284

AL17

DVDD_DDR

VDDC

AVDDL_MOD

2014.04.24

U_Power

M1A_URSA9_UD

133

LGE Internal Use Only

Summary of Contents for 49UF6700

Page 1: ...ODEL 49UF6700 49UF6700 UC 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: ... All rights reserved Only for training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SERVICING PRECAUTIONS 4 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 10 TROUBLESHOOTING 17 BLOCK DIAGRAM 30 EXPLODED VIEW 31 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: ... tested as below without special notice 1 Temperature 25 ºC 5 ºC 77 9 ºF CST 40 5 ºC 2 Relative Humidity 65 10 3 Power Voltage Standard input voltage 100 240V 50 60Hz 4 Specification and performance of each parts are followed each drawing and specification by part number in accordance with BOM 5 The receiver must be operated for about 20 minutes prior to the adjustment 3 Test method 1 Performance ...

Page 7: ...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 4 Market NORTH AMERICA 5 Screen Size 55 inch Wide 3840X2160 6 Aspect Ratio 16 9 7 Tuning System FS 8 Module LC490EQE FHM2 LGD 49UF6700 UC 9 Operating Environment 1 Temp 0 40 deg 2 Humidity 80 10 Storage Environment 1 Temp 20 60 deg 2 Humidity 85 ...

Page 8: ...I 3 720 480 31 500 60 000 27 027 SDTV 480P 4 720 480 31 470 59 940 27 000 SDTV 480P 5 1280 720 45 000 60 000 74 250 HDTV 720P 6 1280 720 44 960 59 940 74 176 HDTV 720P 7 1920 1080 33 750 60 000 74 250 HDTV 1080I 8 1920 1080 33 720 59 940 74 176 HDTV 1080I 9 1920 1080 67 500 60 000 148 500 HDTV 1080P 10 1920 1080 67 432 59 940 148 352 HDTV 1080P 11 1920 1080 27 000 24 000 74 250 HDTV 1080P 12 1920 ...

Page 9: ...splay 5 720 480 31 5 60 27 027 SDTV 480P 6 720 480 31 47 59 94 27 00 SDTV 480P 7 1280 720 45 60 00 74 25 HDTV 720P 8 1280 720 44 96 59 94 74 176 HDTV 720P 9 1920 1080 33 75 60 00 74 25 HDTV 1080I 10 1920 1080 33 72 59 94 74 176 HDTV 1080I 11 1920 1080 26 97 23 976 63 296 HDTV 1080P 12 1920 1080 27 00 24 00 63 36 HDTV 1080P 13 1920 1080 33 71 29 97 79 120 HDTV 1080P 14 1920 1080 33 75 30 00 79 20 H...

Page 10: ...nce 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 menu 3 USB Download S W Update Option and Service only 4 Preset CH Information 4 MAIN PCBA Adjustments 4 1 ADC Adjustment 4 1 1 Overview ADC adjustment is needed to find the optimum black level and gain in Analo...

Page 11: ...rved Only for training and service purposes 4 2 4 EDID DATA 4 2 4 1 PCM HDMI1 A0 6E HDMI DEEP COLOR ON HDMI1 E6 4F HDMI DEEP COLOR OFF HDMI2 A0 5E HDMI DEEP COLOR ON HDMI2 E6 3F HDMI DEEP COLOR OFF 4 2 4 2 AC3 HDMI1 A0 FC HDMI DEEP COLOR ON HDMI1 E6 DD HDMI DEEP COLOR OFF ...

Page 12: ...ll rights reserved Only for training and service purposes HDMI2 A0 EC HDMI DEEP COLOR ON HDMI2 E6 CD HDMI DEEP COLOR OFF 4 2 4 3 DTS HDMI1 A0 F3 HDMI DEEP COLOR ON HDMI1 E6 D4 HDMI DEEP COLOR OFF HDMI2 A0 E3 HDMI DEEP COLOR ON HDMI2 E6 C4 HDMI DEEP COLOR OFF ...

Page 13: ...Model 217 Pattern 49 Only when internal pattern is not available Color Analyzer Matrix should be calibrated using CS 1000 5 1 3 Equipment connection 5 1 4 Adjustment Command Protocol 1 RS 232C Command used during auto adj RS 232C COMMAND Explanation CMD DATA ID Wb 00 00 Begin White Balance adj Wb 00 ff End White Balance adj internal pattern disappears 2 Adjustment Map Adj item Command lower caseAS...

Page 14: ... 277 280 292 299 319 339 5 20 35 275 277 290 296 317 336 6 36 49 274 274 289 293 316 333 7 50 79 273 272 288 291 315 331 8 80 119 272 271 287 290 314 330 9 Over 120 271 270 286 289 313 329 Aging chamber LGD Cell Standard color coordinate and temperature using CA 210 CH 14 by aging time normal line LGD Cell Gumi winter season Jan Feb Global except Cinema Screen models Standard color coordinate and ...

Page 15: ...udio input condition 1 RF input Mono 1KHz sine wave signal 100 Modulation 2 CVBS Component 1KHz sine wave signal 0 4Vrms 3 RGB PC 1KHz sine wave signal 0 7Vrms 7 2 Specification No Item Min Typ Max Unit Remark 1 Audio practi cal max Output L R Distor tion 10 max Output 9 0 8 5 10 0 8 9 12 0 9 8 W Vrms 1 Measurement condition EQ AVL Clear Voice Off 2 Speaker 8Ω Impedance 3 LF62 LF60 LF59 LF56 2 Aud...

Page 16: ...f all channel data is cleared you didn t have a DTV ATV test on production line 7 In terms of FRC version update below sequence are the only for 60LF6000 Ux model a When the main sw downloading was finished if FRC SW version of TV Set is lower than the FRC version Included in downloading version FRC verison update will be started automatically during displaying the below figure b Be careful to not...

Page 17: ...ltage 3 5V NG Replace Power board Check stand by voltage 3 5V L400 L401 ZD400 C400 C407 NG Replace L400 L401 ZD400 C400 C407 OK Check X TAL X101 NG Replace X101 OK Check POWER ON signal P401 P402 1 pin Low Download software Main NG Replace IC101 or Main Board Check multi voltage 12V 24V P401 P402 11 12 13 14 15p 12V P401 P402 18 19 20 21p 24V NG Check Power connector 24pin 28pin NG Short check mul...

Page 18: ...ck X TAL X13201 NG Replace X13201 OK Check URSA9 IC power block IC13403 1 5V IC13401 3 3V IC13402 1 15V Replace IC13403 IC13401 IC13402 Vx1 output signal NG Download software URSA9 OK NG Replace IC2500 or Main Board Vx1 power voltage Q405 12V NG Replace Q405 OK Check DRV ON signal P401 P402 2 pin Low Replace Main Board OK NG Check Power Board Check Vx1 cable NG Replace Vx1 cable Check LCD Module H...

Page 19: ... Digital Analog TV Video No signal Check RF cable signal OK Check Tuner power L3701 L3704 3 3V NG Replace L3701 L3704 OK Check Tuner I2C R3716 R3717 R3738 R3739 Replace R3716 R3717 R3738 R3739 Replace IC101 or Main Board OK Check IF signal TU3700 6 7 pin NG Replace Tuner OK NG Replace Tuner or IC101 or Main Board NG ...

Page 20: ...ing and service purposes 4 AV Video No signal Check input signal format Is it supported OK Check AV cable OK Check AV Jack CVBS signal ZD2802 Replace AV Jack JK2802 Replace IC101 or Main Board OK Check CVBS signal ZD2802 ZD2803 R2859 R246 C238 NG Replace ZD2802 ZD2803 R2859 R246 C238 OK NG ...

Page 21: ...le OK Check AV Jack CVBS signal ZD2802 ZD2804 ZD2806 Replace AV Jack JK2802 Replace IC101 or Main Board OK Check Component signal Y ZD2802 ZD2803 R2859 R241 C231 NG Replace ZD2802 ZD2803 R2859 R241 C231 OK NG Check Component signal Pb ZD2804 ZD2805 R2800 R239 C229 NG Replace ZD2804 ZD2805 R2800 R239 C229 OK Check Component signal Pr ZD2806 ZD2807 R2801 R243 C233 NG Replace ZD2806 ZD2807 R2801 R243...

Page 22: ...205 L3200 L3203 3 3V Q3204 L3201 R3214 L3204 R3221 Replace IC3205 Q3204 OK Check DDC in start menu NG Replace DDC component HDMI1 AR3207 AR3201 D3218 HDMI2 AR3204 AR3200 D3208 OK NG NG Replace IC3200 or Main Board or HDMI Jack HDMI1 JK3203 HDMI2 JK3200 Check DDC component HDMI1 AR3207 AR3201 D3218 HDMI2 AR3204 AR3200 D3208 NG Check TMDS signal HDMI1 JK3203 HDMI2 JK3200 1 3 4 6 7 9 10 12 pin NG Rep...

Page 23: ...3235 R13237 R13204 R13219 NG Replace URSA9 IC IC2500 or Main IC IC101 or Main Board OK Check HDMI pattern IC3200 IC2500 HDMI pattern IC2500 IC101 HDMI pattern NG Replace Main Board OK Replace URSA9 IC IC2500 or Main IC IC101 or Main Board Check HPD HDMI1 JK3203 19 pin HDMI2 JK3200 19 pin NG Replace HPD component HDMI1 VA3216 R3204 Q3201 R3215 R3213 R3216 HDMI2 VA3205 R3202 Q3200 R3205 R3233 R3218 ...

Page 24: ...B No storage Check USB 5V DCDC IC IC405 output voltage 5V NG Replace USB 5V DCDC IC IC405 OK Check USB 5V OCP IC IC406 output voltage 5V NG Replace USB 5V OCP IC IC406 Check USB device OK OK Check USB signal R700 R701 NG Replace R700 R701 NG Replace USB Jack JK700 or Main IC IC101 OK Replace Main IC IC101 or Main Board ...

Page 25: ...lace Power board NG Check AMP I2C R141 R144 R5604 R5605 C5607 C5608 NG Replace AMP I2C component R141 R144 R5604 R5605 C5607 C5608 NG Replace AMP IC I C5600 or Main IC IC101 or Main Board OK Check I2S signal IC5600 7 8 38 pin NG Replace Main IC IC101 or Main Board OK Check amp output signal P5600 1 2 3 4 pin NG Replace amp output component L5602 L5603 L5604 L5605 C5622 C5623 C5627 C5628 OK NG Repl...

Page 26: ... Digital Analog TV No sound Check RF cable signal OK Check Tuner power L3701 L3704 3 3V NG Replace L3701 L3704 OK Check Tuner I2C R3716 R3717 R3738 R3739 Replace R3716 R3717 R3738 R3739 Follow procedure 9 All source audio OK Check IF signal TU3700 6 7 pin NG Replace Tuner OK NG Replace Tuner or IC101 or Main Board NG ...

Page 27: ... 11 AV No sound Check AV cable OK Check audio signal L R2802 C2803 R2810 R2815 C216 R R2803 C2802 R2811 R2816 C219 NG Replace audio signal component L R2802 C2803 R2810 R2815 C216 R R2803 C2802 R2811 R2816 C219 OK Check Jack Audio signal L R2802 R R2803 Replace Jack JK2802 NG Follow procedure 9 All source audio OK ...

Page 28: ...ponent No sound Check Component cable OK Check audio signal L R2802 C2803 R2810 R2815 C216 R R2803 C2802 R2811 R2816 C219 NG Replace audio signal component L R2802 C2803 R2810 R2815 C216 R R2803 C2802 R2811 R2816 C219 OK Check Jack Audio signal L R2802 R R2803 Replace Jack JK2802 NG Follow procedure 9 All source audio OK ...

Page 29: ...K Check DDC in start menu NG Replace DDC component HDMI1 AR3207 AR3201 D3218 HDMI2 AR3204 AR3200 D3208 OK NG Replace IC3200 or Main Board or HDMI Jack HDMI1 JK3203 HDMI2 JK3200 Check DDC component HDMI1 AR3207 AR3201 D3218 HDMI2 AR3204 AR3200 D3208 NG Check HDMI pattern IC2500 IC101 HDMI pattern NG Replace Main Board OK Replace URSA9 IC IC2500 or Main IC IC101 or Main Board ...

Page 30: ...Kb HDMI Rx Air Cable USB1 2 0 X tal 24MHz I2S Out I2C LVDS 60Hz USB I2C RS232C Headphone out AV COMP TUNER Half Nim OCP 1 5A R E A R H S I D E V R E A R H CVBS YPbPr SPDIF OUT SUB ASSY IR KEY Vx1 8lane for 60Hz 16lane for 120Hz Embeded DDR3 2Gb Nand Flash 1Gb UART URSA9 IR Joystick SPI Flash 1MB SPI Boot HDMI1 4 1920x2160P HDMI Rx HDMI Tx DDR3 1Gb x4 4K 60P 6G HDCP2 2 4K 60P 3G odd 4K 60P 3G even ...

Page 31: ...racteristics 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 200 400 540 521 800 900 911 910 121 120 820 530 A10 A2 Stand...

Page 32: ...V 3 5V_ST C414 10uF 10V PWM_DIM PWM_DIM_SYNC R416 0 PWM_from_TCON R414 0 PWM_from_MAIN L407 3 6uH IC401 APX803E29 RESET_IC_DIODES MULTI 1 GND 2 RESET 3 VCC IC402 APX803E29 OPT 1 GND 2 RESET 3 VCC Q400 1 MMBT3904 NXP NPN_NXP MULTI E B C Q400 2N3904S NPN_KEC MULTI E B C Q401 1 MMBT3906 NXP PNP_NXP MULTI 1 2 3 Q401 2N3906S RTK PNP_KEC MULTI 1 2 3 Q402 1 MMBT3904 NXP NPN_NXP MULTI E B C Q402 2N3904S N...

Page 33: ...TS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC 2014 04 24 USB_S1 M1A_URSA9_UD JK700 3AU04S 305 ZC LG 1 2 3 4 5 D700 RCLAMP0502BA OPT SIDE_USB1_DM SIDE_USB1_DP ZD700 5V OPT SD05 C701 5pF 50V OPT C702 5pF 50V OPT 5V_USB R700 2 2 R701 2 2 C703 10uF 10V OPT C700 10uF 10V USB 3216 CAP SIDE 07 Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and servic...

Page 34: ...OMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC SPDIF 2014 04 24 M1A_URSA9_UD C1001 1uF 10V OPT JK1001 JST1223 001 SPDIF_OPTIC_SOLTEAM 1 GND 2 VCC 3 VINPUT 4 FIX_POLE SPDIF_OUT 3 3V_NORMAL C1002 18pF 50V SPDIF_OPTIC JK1001 1 2F01TC1 CLM97 4F SPDIF_OPTIC_FOXCONN 3 VIN 2 VCC 1 GND 4 SHIELD SPDIF OPTIC JACK 5 15 Mstar Circuit Application SPDIF ESD Ready 10 Copyright ⓒ 2015 LG Electronics Inc All right ...

Page 35: ...uF DDR_EXT A MCKE A MDQL0 C1212 0 1uF DDR_EXT C1209 0 1uF DDR_EXT A MDQU7 A MA2 C1205 0 1uF DDR_EXT A MODT C1215 0 01uF 50V DDR_EXT R1208 56 1 DDR_EXT C1218 0 1uF OPT A MA12 C1224 0 1uF OPT A MA8 H5TQ2G63DFR PBC IC1201 2 DDR_1600_2G_HYNIX_OLD EAN61829203 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 ...

Page 36: ... DI IO0 6 CLK 7 HOLD IO3 8 VCC FLASH_WP SPI_SDI R1300 10K OPT R1302 33 IC1300 MX25L8006EM2I 12G SPI_FLASH_MACRONIX 3 WP 2 SO SIO1 4 GND 1 CS 5 SI SIO0 6 SCLK 7 HOLD 8 VCC SPI_SDO SPI_CS R1301 4 7K OPT C1300 0 1uF 3 5V_ST SPI_SCK 3 5V_ST IC1300 2 W25Q80DVSSIG SPI_FLAHS_WINBOND_NEW 3 WP IO2 2 DO IO1 4 GND 1 CS 5 DI IO0 6 CLK 7 HOLD IO3 8 VCC IC1300 3 MX25L8035EM2I 10G SPI_FHASH_MACRONIX_NEW 3 WP SIO...

Page 37: ... R1924 0 CI_TS_DATA 0 AR1902 100 AR1905 33 IC1902 TC74LCX244FT CI_BUFFER_NXP MULTI 3 2Y4 2 1A1 4 1A2 1 1OE 6 1A3 5 2Y3 7 2Y2 8 1A4 9 2Y1 10 GND 11 2A1 12 1Y4 13 2A2 14 1Y3 15 2A3 16 1Y2 17 2A4 18 1Y1 19 2OE 20 VCC PCM_WAIT CI_TS_DATA 5 CI_MISTRT 5V_NORMAL 3 3V_NORMAL CI_ADDR 8 3 3V_NORMAL CI_MDI 6 R1900 10K FE_TS_VAL_ERR 5V_NORMAL FE_TS_CLK C1905 0 1uF 16V GND CI_MISTRT 5V_NORMAL CI_MDI 7 CI_ADDR ...

Page 38: ...FIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC LAN 2014 04 24 21 M1A_URSA9_UD EPHY_TN C2104 0 01uF 50V ETHERNET JK2100 RJ45VT 01SN002 ETHERNET 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 C2105 0 01uF 50V ETHERNET EPHY_TP EPHY_RP EPHY_RN ETHERNET H W option ETHERNET Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal...

Page 39: ...3 0 01uF 50V LNB C2712 0 1uF 50V LNB R2702 2 2K 1W LNB A_GND 12V_LNB 12V_LNB D2704 40V LNB_DIODE_KEC MULTI SMAB34 D2705 1 40V LNB_DIODE_SUZHOU MULTI A_GND C2708 10uF 25V LNB A_GND C2710 0 1uF LNB C2707 0 1uF LNB R2701 0 C2709 0 1uF 50V LNB R2706 0 L2702 15uH LPH6050T 150M R LNB D2702 1 40V SS2040LL LG LNB_DIODE_SUZHOU MILTI D2703 1 40V SS2040LL LG LNB_DIODE_SUZHOU MILTI IC2701 A8303SESTR T 4M LNB ...

Page 40: ...AV2 R2849 0 AV2 R2829 12K SCART AV2 DTV MNT_VOUT R2828 3 9K EU R2831 2 2K EU SC1_B COMP1_Pb DTV MNT_L_OUT DTV MNT_L_OUT C2810 33pF EU SCART1_Rout SC1 COMP1_DET IC2801 AZ4580MTR E1 EU 3 IN1 2 IN1 4 VEE 1 OUT1 5 IN2 6 IN2 7 OUT2 8 VCC VA2813 5 6V ESD_SCART AV2 R2830 12K SCART AV2 R2820 1K EU R2842 220K EU DTV MNT_R_OUT VA2808 20V ESD_SCART C2812 10uF 16V EU R2833 220K EU R2835 5 6K EU VA2811 20V ESD...

Page 41: ...MMBT3904 NXP OPT E B C Q3005 MMBT3904 NXP OPT E B C Q3003 MMBT3904 NXP OPT E B C Q3002 MMBT3904 NXP OPT E B C R3003 1K HEAD_PHONE C3002 1000pF 50V OPT C3000 10uF 16V HEAD_PHONE R3001 3 3K OPT R3002 1K HEAD_PHONE SIDE_HP_MUTE R3006 100 RS232C_PHONE C3008 0 1uF RS232C_PHONE C3011 0 1uF RS232C_PHONE ZD3001 ADUC 20S 02 010L 20V OPT IC3001 MAX3232CDR EAN41348201 RS232C_PHONE 3 C1 2 V 4 C2 1 C1 6 V 5 C2...

Page 42: ...MI2_MN864788 P_XOUT HDMI_SW_SCL R3244 10K HDMI_1_RX1 R3270 0 OPT TX0SDA HDMI_0_RX1 R3222 0 DDC_SDA_HDMI1_MN864788 CK _HDMI2_MN864788 R3243 10K TX1SDA D2 _HDMI1_MN864788 TX0SCL C3240 20pF R3223 0 TX1SDA P_PVDD33 D2 _HDMI2_MN864788 R3267 1 8K P_VDD33 5V_HDMI_1 HDMI_1_CLK D2 _HDMI1_MN864788 HDMI_1_RX0 5V_NORMAL P_XIN P_VDD33 TX0SCL R3235 47K AR3209 47K 1 16W P_AVDD33 D1 _HDMI1_MN864788 HDMI_0_RX2 X32...

Page 43: ...PONENTS IN THE SYMBOL MARK OF THE SCHEMETIC RS232C_MSTAR_DEBUG_4P 2014 04 24 40 M1A_URSA9_UD JP_GND2 JP_GND1 RGB_DDC_SDA JP_GND4 RGB_DDC_SCL JP_GND3 PM_TXD P4000 12507WS 04L 1 VCC 2 PM_RXD 3 GND 4 RM_TXD 5 GND R4000 100 R4001 100 3 5V_ST PM_RXD P4001 12507WS 04L 1 2 3 4 5 RS 232C 4PIN MSTAR DEBUG 4PIN RS 232C 4PIN MSTAR DEBUG 4PIN Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for tra...

Page 44: ...CIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC 2014 04 24 TP_EU 41 M1A_URSA9_UD URSA_RESET EPHY_TN AV2_CVBS_DET EPHY_TP EPHY_RP EPHY_RN HP_LOUT HP_ROUT HDMI_ARC SPDIF_OUT HP_DET DEMOD_RESET SIDE_HP_MUTE DDC_SDA_2 CI_CD2 CI_DET DDC_SCL_2 CI_CD1 TP for EU Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal U...

Page 45: ... 3 4 5 6 7 8 9 10 11 HDMI_SW_SCL R4606 1 8K 3 5V_ST R4609 100 OPT C4605 18pF 50V EYE_SENSOR 3 5V_ST IR L4600 BLM18PG121SN1D C4602 0 1uF 16V P4601 12507WR 08L OPT 1 2 3 4 5 6 7 8 9 HDMI_SW_SDA C4604 100pF 50V R4604 10K 1 VA4600 OPT KEY2 C4601 1000pF 50V R4601 100 R4603 10K 1 R4602 100 C4606 18pF 50V EYE_SENSOR C4600 0 1uF 16V R4608 100 OPT R4600 3 3K C4603 0 1uF 16V KEY1 3 5V_ST IR_SDA IR_SCL R4605...

Page 46: ...O_PM 8 GPIO15 W5 PWM_PM GPIO200 D4 PM_UART_TX GPIO_PM 1 GPIO8 L15 PM_UART_RX GPIO_PM 5 GPIO12 Y11 IC101 2 LGE2136 256M M1A_256M_AVS _CHINA LVA4P TTL_B 0 HCONV GPIO170 U19 LVA4M TTL_B 1 E_O GPIO171 T20 LVA3P TTL_B 2 FB GPIO172 T21 LVA3M TTL_B 3 OPT_P GPIO173 T19 LVACKP 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 ...

Page 47: ... 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 3 LGE2135 128M M1A_128M_AVS _CHINA 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 DD...

Page 48: ...3 SP 7850_10 10uH R5601 10K C5616 390pF 50V 10uF C5610 35V C5620 22000pF 50V C5606 1uF 10V 24V_AMP R5606 100 1 16W L5605 SP 7850_10 10uH R5613 4 7K R5610 4 7K C5608 33pF 50V 10uF C5613 35V R5600 10K OPT 0 1uF C5623 50V R5604 100 24V_AMP L5604 SP 7850_10 10uH 0 1uF C5627 50V SPK_L 24V R5607 5 6 1 10W AUD_SCK AMP_RESET 0 1uF C5628 50V C5617 22000pF 50V C5607 33pF 50V AMP_SDA POWER_DET R5602 0 OPT C5...

Page 49: ...01 1000pF 630V TU_GND_B 3 3V_TU AR3702 1 47 CHINA R3716 1 1 8K TU_ATSC IC3701 AP7361 Y 13 T2_OR_CHINA 3 ADJ NC 2 GND 4 IN 1 EN 5 OUT C3727 0 1uF 16V T2_OR_CHINA C3716 0 1uF 16V T2_OR_CHINA LNB_OUT L3704 UBW2012 121F R3707 0 T2 C3718 100pF 50V T2_OR_CHINA L3702 BLM18PG121SN1D T2_OR_CHINA C3729 0 1uF 16V T2_OR_CHINA C3707 1 18pF TU_ATSC AR3700 1 47 CHINA TU_GND_A C3737 10uF 10V T2_OR_CHINA TDJH G301...

Page 50: ...CCKP AL5 RC3N AK6 RC3P AL6 RC4N AK7 RC4P AL7 RD0N AM7 RD0P AK8 RD1N AM8 RD1P AL8 RD2N AK9 RD2P AL9 RDCKN AK10 RDCKP AL10 RD3N AM10 RD3P AK11 RD4N AM11 RD4P AL11 RE0N AK12 RE0P AL12 RE1N AK13 RE1P AL13 RE2N AM13 RE2P AK14 RECKN AM14 RECKP AL14 RE3N AK15 RE3P AL15 RE4N AK16 RE4P AL16 VBY1_RXM 0 AE2 VBY1_RXP 0 AE1 VBY1_RXM 1 AD2 VBY1_RXP 1 AE3 VBY1_RXM 2 AC2 VBY1_RXP 2 AD3 VBY1_RXM 3 AC3 VBY1_RXP 3 A...

Page 51: ... PWM_DIM R1501 0 LGD_60Hz PWM_DIM_SYNC R1502 0 LGD_60Hz IR_SCL IR_SDA R1506 0 Non_AUO_Module R1503 0 Non_AUO_Module Q13004 2N7002KA TCON_FET_KEC MULTI G D S Q13005 2N7002KA TCON_FET_KEC MULTI G D S P13000 SP14 11592 01 51Pin DEV_51pin_Wafer 1 51 2 50 3 49 4 48 5 47 6 46 7 45 8 44 9 43 10 42 11 41 12 40 13 39 14 38 15 37 16 36 17 35 18 34 19 33 20 32 21 31 22 30 23 29 24 28 25 27 26 26 27 25 28 24 ...

Page 52: ..._DQ0 U29 B_DDR3_DQ1 N32 B_DDR3_DQ2 T28 B_DDR3_DQ3 M31 B_DDR3_DQ4 U30 B_DDR3_DQ5 M30 B_DDR3_DQ6 T31 B_DDR3_DQ7 M32 B_DDR3_DQ8 N28 B_DDR3_DQ9 R31 B_DDR3_DQ10 M27 B_DDR3_DQ11 T30 B_DDR3_DQ12 P29 B_DDR3_DQ13 T27 B_DDR3_DQ14 M28 B_DDR3_DQ15 T29 B_DDR3_DM0 N31 B_DDR3_DM1 R28 B_DDR3_DQS0 R32 B_DDR3_DQS0B P31 B_DDR3_DQS1 P30 B_DDR3_DQS1B N30 B_DDR3_DQ16 AA31 B_DDR3_DQ17 V32 B_DDR3_DQ18 AA30 B_DDR3_DQ19 V3...

Page 53: ...O53 AG26 VSYNC_LIKE PWM5 GPIO40 AF28 DIM0 GPIO 32 AG23 DIM1 GPIO 33 AG20 DIM2 GPIO 34 AH23 DIM3 GPIO 35 AH20 DIM4 GPIO 36 AG21 DIM5 GPIO 37 AH22 DIM6 GPIO 38 AG22 DIM7 GPIO 39 AH21 GPIO43 TCON0 A3 GPIO44 TCON1 B3 GPIO45 TCON2 A2 GPIO46 TCON3 C3 GPIO47 TCON4 B2 GPIO48 TCON5 B1 GPIO49 TCON6 C2 GPIO50 TCON7 C1 GPIO 18 TCON8 AG4 GPIO 19 TCON9 AG5 GPIO 20 TCON10 AH4 GPIO 21 TCON11 AH5 GPIO 22 TCON12 AH...

Page 54: ... AVDDL_DRV_5 AB22 AVDD_MOD_1 AC20 AVDD_MOD_2 AC21 AVDD_MOD_3 AD21 AVDD_MOD_LDO AD20 VDDP_1 AC18 VDDP_2 AD17 VDDP_3 AD18 AVDD_DVI_1 AD11 AVDD_DVI_2 AD12 AVDD_HDMITX_1 AC12 AVDD_HDMITX_2 AC13 AVDD_RX_1 AD15 AVDD_RX_2 AC16 AVDD_RX_3 AC17 AVDD_RX_4 AD16 AVDD_XTAL AD14 AVDD_PLL_1 AC14 AVDD_PLL_2 AC15 AVDD_DDR0_1 M18 AVDD_DDR0_2 M19 AVDD_DDR0_3 M20 AVDD_DDR0_4 M21 AVDD_DDR0_5 M16 AVDD_DDR0_6 M17 AVDD_DD...

Page 55: ... 6K 1 C13410 0 1uF C13411 22uF C13400 22uF 12V C13407 1uF 10V R13407 39K 1 16W 5 R13404 10K VDDC R13424 10K ZD13400 2 5V R13421 18K 1 C13445 1uF 10V L13402 C13406 2200pF 50V C13404 470pF 50V C13409 10uF 16V C13402 0 1uF 16V R13402 3 3 1 10W 5 12V R13405 27K 1 16W 1 ZD13401 2 5V OPT R13425 10K 3 3V_U_NORMAL R13426 10K OPT R13401 0 C13413 0 1uF C13417 0 1uF 16V C13416 2200pF 50V 12V L13401 BLM18PG12...

Page 56: ...00 GASKET_8 0X6 0X10 5H OPT MDS62110225 M13005 GASKET_8 0X6 0X10 5H OPT MDS62110225 M13010 GASKET_8 0X6 0X10 5H SMD_GASKET MDS62110225 M13009 GASKET_8 0X6 0X10 5H OPT MDS62110225 M13007 GASKET_8 0X6 0X10 5H SMD_GASKET MDS62110225 M13002 GASKET_8 0X6 0X10 5H OPT MDS62110225 M13008 GASKET_8 0X6 0X10 5H OPT C13435 0 1uF 25V P13401 20037WR 05A00 TCON_PWR_5pin_Wafer 1 2 3 4 5 6 L13409 MLB 201209 0120P ...

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