LG 55X6500-TD Service Manual page 13

4.3.5. Adj. method
(1) Auto adj. method
1) Set TV in adj. mode using POWER ON key.
2) Zero calibrate probe then place it on the center of the
Display.
3) Connect Cable (RS-232C)
4) Select mode in adj. Program and begin adjustment.
5) When adj. is complete (OK Sing), check adj. status pre
mode. (Warm, Medium, Cool)
6) Remove probe and RS-232C cable to complete adj.
W/B Adj. must begin as start command "wb 00 00" , and
A
finish as end command "wb 00 ff", and Adj. offset if need.
(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 10cm of the surface.
3) Press ADJ key -> EZ adjust using adj. R/C -> 7. White-
Balance then press the cursor to the right (KEY
(When KEY( ) is pressed 216 Gray internal pattern will
G
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.
A 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
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.
4.3.6. Reference (White Balance Adj. coordinate
and color temperature)
A Luminance : 216 Gray
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
Copyright © 2010 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
Temp
y
0.273 13000 K
0.293 9300 K
0.329 6500 K
Standard color coordinate and temperature using CA-210
A
(CH 14)
Mode
COOL
MEDIUM
WARM
10 Point White Balance
A
On / Off
Pattern
IRE
Luminance
Red(130.0 nit)
).
G
Green(130.0 nit)
Blue(130.0 nit)
Color coordinate Variation by Aging time.
A
Edge Aging Time
LED
1
2
3
4
5
6
7
8 Over 80
4.4. EYE-Q function check
Step 1) Turn on TV
Step 2) Press EYE key of Adj. R/C
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
- 13 -
Color Coordination
x y
0.269 ± 0.002 0.273 ± 0.002 13000 K
0.285 ± 0.002 0.293 ± 0.002
0.313 ± 0.002 0.329 ± 0.002
Outer(default)
Cool
(Min.) X Y
269 273 285
0-2 280 291 296
3-5 278 288 294
6-9 276 285 292
10-15 274 282 290
20-35 273 279 289
36-49 270 276 287
50-79 269 273 286
269 273 285
Temp ∆UV
0.0000
9300 K 0.0000
6500 K 0.0000
On / Off
100
130
0
0
0
Medium Warm
X Y X Y
293 313 329
311 319 340
308 317 338
305 315 335
302 313 332
299 312 329
296 310 326
293 308 323
293 308 323
LGE Internal Use Only