LG 32LW5500, Service Manual

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Copyright 2011 LG Electronics.Inc.All right reserved.
Only for training and service purposes
C
LGE Internal Use Only - 15 -
5.1.5.2 Manual adj. method
1) Set TV in Adj. mode using ADJ key
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 Æ EZ adjust using adj. R/C Æ 7. White-Balance then press the cursor to the
right (KEY ).
(When KEY( ) is pressed 216 Gray internal 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 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.
5.1.6 Reference (White Balance Adj. coordinate and color temperature)
▪ Luminance: 216 Gray
▪ Standard color coordinate and temperature using CS-1000 (over 26 inch)
Coordinate
Mode
x y
Temp
△
uv
Cool 0.269 0.273 13000K 0.0000
Medium 0.285 0.293 9300K 0.0000
Warm 0.313 0.329 6500K 0.0000
▪ Standard color coordinate and temperature using CA-210 (CH 14)
Coordinate
Mode
x y
Temp
△
uv
Cool 0.269±0.002 0.273±0.002 13000K 0.0000
Medium 0.285±0.002 0.293±0.002 9300K 0.0000
Warm 0.313±0.002 0.329±0.002 6500K 0.0000