LG 42LV375H Service Manual page 12

(2) Manual adj. method
1) Set TV in Adj. mode using POWER ON.
2) Zero Calibrate the probe of Color Analyzer, then place it
on the center of LCD module within 10 cm of the surface.
3) Press ADJ key -> EZ adjust using adjustment remote
control. -> White-Balance then press the cursor to the
right key( ). (When Key(
G
pattern will be displayed)
4) One of R Gain / G Gain / B Gain should be fixed at 192,
and the rest will be lowered to meet the desired value.
5) Adj. is performed in COOL, MEDIUM, WARM 3 modes
of color temperature.
If internal pattern is not available, use RF input. In EZ
A
Adj. menu 6.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
A
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.
5.3.6. Reference (White Balance Adj. coordinate
and temperature)
Luminance : 216 Gray
A
Standard color coordinate and temperature using CS-1000
A
(over 26 inch)
Mode Color Coordination
x
COOL 0.269
MEDIUM 0.285
WARM 0.313
Standard color coordinate and temperature using CA-
A
210(CH 9)
Mode Color Coordination
x
COOL 0.269 ± 0.002
MEDIUM 0.285 ± 0.002
WARM 0.313 ± 0.002
Copyright © 2011 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
) is pressed 216 Gray internal
G
Temp
y
0.273 13000 K
0.293 9300 K
0.329 6500 K
Temp
y
0.273 ± 0.002 13000 K
0.293 ± 0.002 9300 K
0.329 ± 0.002 6500 K
Edge LED W/B Table in process of time(Only LGD module)
A
CA210 : CH 14, Test signal : Inner pattern(80 IRE)
GP2 Aging Time
1
2
3
4
5
6
7
8 80~149
9 Over~150
5.4. HDCP(High-bandwidth Digital Contents
Protection) SETTING
- HDCP setting is not necessary in BCM model.
5.5. EYE-Q function check
Step 1) Turn on TV.
Step 2) Press EYE key of Adjustment remote control.
Step 3) Cover the Eye Q II sensor on the front of the using
your hand and wait for 6 seconds.
Step 4) Confirm that R/G/B value is lower than 10 of the "Raw
Data (Sensor data, Back light)". If after 6 seconds,
R/G/B value is not lower than 10, replace Eye Q II
sensor.
Step 5) Remove your hand from the Eye Q II sensor and wait
for 6 seconds.
Step 6) Confirm that "ok" pop up. If change is not seen,
replace Eye Q II sensor.
∆UV
0.0000
0.0000
0.0000
∆UV
0.0000
5.6. Tool Option selection
0.0000
- Method : Press ADJ key on the Adjustment remote control,
0.0000
then select Tool option.
MODEL
42LV375H
5.7. Ship-out mode check(In-stop)
After final inspection, press IN-STOP key of the Adjustment
remote control and check that the unit goes to Stand-by mode.
After final inspection, Always turn on the Mechanical S/W.
- 12 -
Cool
(Min.) X Y
269 273 285
0-2 279 288 295
3-5 278 286 294
6-9 277 285 293
10-15 276 283 292
20-35 274 280 290
36-49 272 277 288
50-79 271 275 287
270 274 286
269 273 285
Tool 1 Tool 2 Tool 3
25953 12834 55332
Medium Warm
X Y X Y
293 313 329
308 319 338
306 318 336
305 317 335
303 316 333
300 314 330
297 312 327
295 311 325
294 310 324
293 309 323
Tool 4 Tool 5
22797 1059
LGE Internal Use Only