LG 32LN52 Series - Function Check; V-Com Adjustment; White Balance Adjustment; Total Assembly Line Process

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LGE Internal Use OnlyCopyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
3.4. Function Check
- Check display and sound
■ Check Input and Signal items.
1) TV
2) AV (SCART / CVBS)
3) HDMI
* Display and Sound check is executed by Remote control.
<Caution>
Not to push the INSTOP key after completion if the function
inspection.
4. Total Assembly line process
4.1.V-com adjustment
■ Insert V-com adjust pattern
(1) Push ‘Power Only’ key on SVC remote controller.
(2) Push ‘Yellow’ key.
(4) Push number ‘0’ key.
- Default : 160
■ V-com adjust (Variable range : ±5)
- 5 digit move → push navigation key up or down.
- 1 digit move → push navigation key left or right.
Keep move V-com adjust until disappear flicker.
After V-com adjust push ‘enter’ (save) key.
■ Exit V-COM adjust pattern
- Push ‘Power Only’ key on SVC remote control.
4.2. 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)
▪ Normal line(LGD/CMI, March ~ December for Gumi, Global)
▪ Normal line(LGD/CMI, January ~ February for Gumi, Apply
not Cinema Screen)
* Aging chamber(LGD/CMI)
* 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.
Mode Temp Coordinate spec
Cool 13,000 K
X=0.271 (±0.002)
Y=0.270 (±0.002)
Medium 9,300 K
X=0.285 (±0.002)
Y=0.293 (±0.002)
Warm 6,500 K
X=0.313 (±0.002)
Y=0.329 (±0.002)
NetCase4
Aging time
(Min)
Cool Medium Warm
X y x y x y
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
NetCase4
Aging time
(Min)
Cool Medium Warm
X y x y x y
271 270 285 293 313 329
1 0-2 283 292 297 315 322 347
2 3-5 282 290 296 313 321 345
3 6-9 280 288 294 311 319 343
4 10-19 277 284 291 307 316 339
5 20-35 275 279 289 302 314 334
6 36-49 274 275 288 298 313 330
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
NetCase4
Aging time
(Min)
Cool Medium Warm
X y x y x y
271 270 285 293 313 329
1 0-2 280 285 294 308 319 340
2 3-5 276 280 290 303 315 335
3 6-9 272 275 286 298 311 330
4 10-19 269 272 283 295 308 327
5 20-35 267 268 281 291 306 323
6 36-49 266 265 280 288 305 320
7 50-79 265 263 279 286 304 318
8 80-119 264 261 278 284 303 316
9 Over 120 264 260 278 283 303 315
Full White Pattern
CA-210
COLOR
ANALYZER
TYPE : CA-210
RS-232C Communication
V-Com
▲
V-COM ◄ ►
▼
Press OK to Saver
160