LG Electronics 55LA625C-ZA Total Assembly line process, Function Check, White Balance adjustment

Page 12
3.4 Function Check

(5) Detail EDID Options are below a. Product ID

MODEL NAME

 

HEX

 

EDID Table

 

DDC Function

FHD/HD Model

 

0001

 

01 00

 

 

Analog/Digital

b. Serial No: Controlled on production line.

 

c. Month, Year: Controlled on production line:

 

ex) Week : '01' -> '01'

 

 

 

 

 

 

 

 

 

 

Year : '2013' -> '17' fix

 

 

 

 

 

 

d. Model Name(Hex):

 

 

 

 

 

 

 

 

cf) TV set’s model name in EDID data is below.

 

Model name

 

 

 

 

MODEL NAME(HEX)

 

LG TV

 

 

00 00 00 FC 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20 (LG TV)

e. Checksum: Changeable by total EDID data.

 

EDID C/S data

 

 

 

 

FHD

 

 

 

 

HD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HDMI

RGB

 

 

HDMI

RGB

 

 

 

 

 

 

 

 

 

 

 

 

 

Block 0

 

43

 

5C

 

A4

A5

Check sum

 

 

 

25 (HDMI1)

 

 

 

5B (HDMI1)

 

(Hex)

 

 

 

Block 1

 

 

15 (HDMI2)

 

 

 

4B (HDMI2)

 

 

 

 

 

 

 

 

 

05 (HDMI3)

 

 

 

3B (HDMI3)

 

f. Vendor Specific(HDMI)

 

 

 

 

 

 

 

 

- FHD model

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Input

 

 

Model name(HEX)

 

 

 

 

 

 

HDMI1

 

 

67030C001000801E

 

 

 

 

 

 

 

HDMI2

 

 

67030C002000801E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HDMI3

 

 

67030C003000801E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

- HD model

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Input

 

 

Model name(HEX)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HDMI1

 

 

67030C001000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HDMI2

 

 

67030C002000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HDMI3

 

 

67030C003000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3.4 Function Check

-Check display and sound

Check Input and Signal items.

(1)TV

(2)AV (SCART)

(3)COMPONENT (480i)

(4)RGB (PC : 1024 x 768 @ 60hz)

(5)HDMI

(6)PC Audio In

*Display and Sound check is executed by Remote controller

<Caution>

Not to push the INSTOP key after completion if the function inspection.

4. Total Assembly line process

4.1. White Balance adjustment

▪ W/B Equipment condition

CA210 : LED -> CH14, Test signal: Inner pattern(80IRE)

▪ Above 5 minutes H/run in the inner pattern. (“power on” key of adjust remote control)

▪ If it is executed W/B adjustment in 2~3 minutes H/run, it is adjusted by Target data.

(For OS LED / Direct LED module)

 

 

 

 

 

Mode

 

Temp

 

 

 

Coordinate spec

 

 

 

 

 

Cool

 

13,000 K

 

X=0.269 (±0.002)

 

Color

 

 

 

 

 

Y=0.273 (±0.002)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

X=0.285 (±0.002)

 

Temperature

 

Medium

 

9,300 K

 

 

 

 

 

Y=0.293 (±0.002)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Warm

 

6,500 K

 

X=0.313 (±0.002)

 

 

 

 

 

 

Y=0.329 (±0.002)

 

 

 

 

 

 

 

 

 

 

 

 

▪ Normal line

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Aging time

Cool

 

Medium

Warm

NetCase4

X

 

y

 

x

 

y

x

y

(Min)

 

 

 

 

 

 

 

 

 

271

 

270

 

285

 

 

293

313

329

 

 

 

 

 

 

 

 

 

 

1

0-2

 

 

 

281

 

287

 

295

 

 

310

320

342

2

3-5

 

 

 

280

 

285

 

294

 

 

308

319

340

3

6-9

 

 

 

278

 

284

 

292

 

 

307

317

339

4

10-19

 

 

276

 

281

 

290

 

 

304

315

336

5

20-35

 

 

275

 

277

 

289

 

 

300

314

332

6

36-49

 

 

274

 

274

 

288

 

 

297

313

329

7

50-79

 

 

273

 

272

 

287

 

 

295

312

327

8

80-119

 

 

272

 

271

 

286

 

 

294

311

326

9

Over 120

 

271

 

270

 

285

 

 

293

310

325

* Aging chamber

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Aging time

Cool

 

Medium

Warm

NetCase4

X

 

y

 

x

 

y

x

y

(Min)

 

 

 

 

 

 

 

 

 

271

 

270

 

285

 

293

313

329

 

 

 

 

 

 

 

 

 

1

0-5

 

 

 

280

 

285

 

294

 

308

319

340

2

6-10

 

 

 

276

 

280

 

290

 

303

315

335

3

11-20

 

 

272

 

275

 

286

 

298

311

330

4

21-30

 

 

269

 

272

 

283

 

295

308

327

5

31-40

 

 

267

 

268

 

281

 

291

306

323

6

41-50

 

 

266

 

265

 

280

 

288

305

320

7

51-80

 

 

265

 

263

 

279

 

286

304

318

8

81-119

 

 

264

 

261

 

278

 

284

303

316

9

Over 120

 

264

 

260

 

278

 

283

303

315

*Connecting picture of the measuring instrument (On Automatic control)

Inside PATTERN is used when W/B is controlled. Connect to auto controller or push Adjustment R/C P-ONLY → Enter the mode of White-Balance, the pattern will come out.

Full White Pattern

CA-210

 

 

COLOR

ANALYZER

TYPE : CA-210

RS-232C Communication

Copyright ©

LG Electronics. Inc. All rights reserved.

- 12 -

LGE Internal Use Only

Only for training and service purposes

 

 

Image 12
Contents SERVICE MANUAL READ THE SAFETY PRECAUTIONS IN THIS MANUALLED TV MODEL 55LA625C 55LA625C-ZAOnly for training and service purposes CopyrightLG Electronics. Inc. All rights reserved LGE Internal Use OnlySAFETY PRECAUTIONS General GuidanceBefore returning the receiver to the customer Leakage Current Cold CheckAntenna Cold CheckSERVICING PRECAUTIONS Electrostatically Sensitive ES DevicesIC Remove/Replacement ReplacementSmall-Signal Discrete Transistor Removal/Replacement RemovalSPECIFICATION 4. Model General Specification1. Application range 3. Test methodSymbolrate 4.0Msymbols/s to 7.2Msymbols/s DVB-TGuard IntervalBitrateMbit/s 1/4, 1/8, 1/16, 1/325. Video resolutions 2D 5.1. Component Input Y, CB/PB, CR/PR5.2. RGB Input PC - HD Model 5.3. RGB Input PC - FHD Model5.3. HDMI InputPC/DTV PCDVIADJUSTMENT INSTRUCTION 1. Application Range2. Designation 3. Main PCB check processAfter downloading, have to adjust Tool Option again 3.1. ADC Process3.2. EDID Download 3.3. EDID data4. Total Assembly line process 4.1. White Balance adjustment3.4 Function Check 5. GND and HI-POT Test 6. Model name & Serial number D/L6.1. Signal Table 4.5. Outgoing condition Configuration7. CI+ key download 6.3. Method & notice7.1. Communication Prot connection 7.2. CI+ Key Download8. Check Commercial Features 8.1. External speaker8OHM, 1W, Single-End8.2. IR OUT TROUBLE SHOOTING GUIDE 1. Check the booting Voltage2. Digital TV Video 3. Analog TV Video 4. AV Video5. RGB Video 6. HDMI Video7. Audio of All iput 8. TV Audio9. AV Audio 10. RGB AudioBLOCK DIAGRAM S7LR2 LGE211A-T8Tuner DVB- T/C EXPLODED VIEW 2013 S7LR2 2012 . 11Copyright 2013 LG Electronics. Inc. All rights reserved SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF ISVDDC NormalFROM LIPS & POWER B/D PowerDET+1.5VDDR +3.3VNormal780 mAIC501 NTP-7500LTHE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATIONTHE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC CONTROL IR & LEDLVDS 51Pin LVDS Connector For FHD 60Hz30Pin LVDS Connector FOR FHD REVERSE10bit Change in S7LRHDMI EEPROM HDMI1HDMI2 For CECRS232C RS - 232CHEADPHONE RGB PCSIDE USB PC AUDIOS7LRDIVXMS10 DDR256DDR13331GHYNIX EAN61828901SFLASH REAR COMPONENT PHONE JACK F u l lS c a r t SCART AUDIO MUTEEXTSPEAKERAMP SPEAKER OUT JACKEXTSPK IC1800CI POWER ENABLE CONTROL CI RegionOption name of this page CI SLOT because of Hong Kong PCMCIGP4RGLOBALTUNERBLOCK TU2602TU2603 TDSS-G101D