Read LG 65LA9700-TA / 65LA970Y-TA (CHASSIS:LB34N) Service Manual online
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** R-fix adjustment
Adjust modes (Cool), Fix the R gain to 210 (default data)
and change the others (G/B Gain).
- Adjust the R gain more than 210 (If G gain or B gain is
less than 0 , R gain can adjust more than 210) and
change the others (G/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.
▪ Adjustment 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
: Color Analyzer(CA-210) probe should be within 10 cm
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.
4.3.6. Reference(White balance adjusmtment coordinate
and color temperature)
▪ Luminance : 216 Gray
▪ Standard color coordinate and temperature using CS-1000
(over 26 inch)
▪ Standard color coordinate and temperature using CA-210(CH 14)
4.3.7. EDGE & IOL LED White balance table
▪ EDGE LED module change color coordinate because of
aging time.
▪ Apply under the color coordinate table, for compensated
aging time.
▪ (Normal line) Edge&ALEF LED White balance table
- gumi(Mar~Dec) & Global
LGD, CMI
▪ (Aging Chamver)Edge&ALEF
LGD, CMI
4.4. Local Dimming Function Check
Step 1) Turn on TV.
Step 2) At the Local Dimming mode, module Edge Backlight
moving right to left Back light of IOP module moving.
Step 3) Confirm the Local Dimming mode.
Step 4) Press "exit" key.
Mode
Coordinate
Temp
∆uv
x
y
Cool
0.271
0.270
13000 K
0.0000
Medium
0.285
0.293
9300 K
0.0000
Warm
0.313
0.329
6500 K
0.0000
Mode
Coordinate
Temp
∆uv
x
y
Cool
0.271 ± 0.002 0.270 ± 0.002 13000 K 0.0000
Medium 0.285 ± 0.002 0.293 ± 0.002
9300 K
0.0000
Warm
0.313 ± 0.002 0.329 ± 0.002
6500 K
0.0000
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
Aging
time
(Min)
Cool
Medium
Warm
X
y
x
y
x
y
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
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