LG 65UF9500 Service Manual page 22

** G-fix adjustment
Adjust modes (Cool), Fix the G gain to 172 (default data) and
change the others (R/B Gain ).
Adjust two modes (Medium / Warm), Fix the one of R/G/B gain
to 192 (default data) and decrease the others.
▪ If internal pattern is not available, use RF input. In EZ Adj.
menu 7.White Balance, you can select one of 2 Test-pattern:
ON, OFF. Default is inner(ON). By selecting OFF, you can
adjust using RF signal in 216 Gray pattern.
▪ Adj. condition and cautionary items
(1) Lighting condition in surrounding area
Surrounding lighting should be lower 10 lux. Try to isolate adj.
area into dark surrounding.
(2) Probe location
- PDP: Color Analyzer (CA-100, CA-100+, CA210) probe
should be firmly attached to the Module
- LCD: Color Analyzer (CA-210) probe should be within 10cm
and perpendicular of the module surface (80°~ 100°)
(3) Aging time
- After Aging Start, Keep the Power ON status during 5
Minutes.
- In case of LCD, Back-light on should be checked using no
signal or Full-white pattern.
5.3.6. Reference (White Balance Adj. coordinate and
color temperature)
▪ Luminance: 206 Gray
▪ Standard color coordinate and temperature using CS-1000
(over 26 inch)
Coordinate
Mode
X
Cool 0.271
Medium 0.286
Warm 0.313
▪ Standard color coordinate and temperature using CA-210
(CH 14)
Coordinate
Mode
X
Cool 0.271±0.002
Medium 0.286±0.002
Warm 0.313±0.002
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
Temp
△uv
Y
0.270 13,000K 0.0000
0.289 9,300K
0.329 6,500K 0.0000
Temp
Y
0.270±0.002 13000K
0.289±0.002 9300K
0.329±0.002 6500K
5.3.7. EDGE & IOL LED White balance table
▪ Edge & ALEF LED module change color coordinate because
of aging time
▪ apply under the color coordinate table, for compensated
aging time
(Normal line) White balance table
- gumi(Mar~Dec) & Global
Model : (normal line)LGD
Aging time
webOS
(Min)
1
2
3
4 10-19
5 20-35
6 36-49
7 50-79
8 80-119
9 Over 120
- Gumi Winter table(Jan, Fab) – Gumi producing model use only
Model : (normal line) LGD
Same as non-winter table
Aging time
webOS
(Min)
1
2
-3
3
4 10-19
5 20-35
6 36-49
7 50-79
△uv
8 80-119
0.0000
9 Over 120
-3
(*) AUO, INX, Sharp, CSOT, BOE using model (Cool 13000K The
0.0000
Spec in this case.): DV standard
webOS
x
271
Target 278
- 22 -
Cool Medium
X Y X
271 270 286
0-2 282 289 297
3-5 281 287 296
6-9 279 284 294
277 280 292
275 277 290
274 274 289
273 272 288
272 271 287
271 270 286
Cool Medium
X Y X
271 270 286
0-2 282 289 297
3-5 281 287 296
6-9 279 284 294
277 280 292
275 277 290
274 274 289
273 272 288
272 271 287
271 270 286
Cool Medium
y x y
270 285 293
280 293 299
Warm
Y X Y
289 313 329
308 324 348
306 323 346
303 321 343
299 319 339
296 317 336
293 316 333
291 315 331
290 314 330
289 313 329
Warm
Y X Y
289 313 329
308 324 348
306 323 346
303 321 343
299 319 339
296 317 336
293 316 333
291 315 331
290 314 330
289 313 329
Warm
x y
313 329
320 339
LGE Internal Use Only