LG 42PQ1100, Service Manual

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6. Chroma & Brightness
6.1 WXGA module (42G2,42G2A module,SET With 38%Glass Filter)
- 7 - LGE Internal Use Only Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
No Item Min Typ Max Unit Remark
*) Peak Brightness Mode
-1/100 white Window pattern
(Typically 1%Window size)
1. White peak 42G2 315 362 - cd/m
2
-100IRE (255Gray)
brightness -Picture: Vivid (Medium)
-Input: HDMI- PC(1920*1080 60Hz)
*Peak Brightness Condition may Slightly
different between sets.
170 189 42G2
161 183
- cd/m
2
42G2A
-25/ 100 white Window pattern
- 100% Window White Pattern
2. White average brightness
47 54
- cd/m
2 - 100IRE(255Gray)
- Picture: Vivid(Medium )
3. Brightness uniformity -10 0 +10 %
- 85IRE(216Gray) 100% Window White Pattern
- Picture: Vivid(Medium)
X 0.270 0.285 0.300
White
Y 0.278 0.293 0.308 - White : 85IRE(216Gray)
X 0.635 0.640 - 100% Window White Pattern
4. Color
Red
Y 0.318 0.330 0.340 - R/G/B : 100IRE(255Gray)
Coordinate X 0.242 0.300 0.305 100% Window White Pattern
Green
Y 0.595 0.600 - - Picture: Vivid(Medium )
X - 0.150 0.158 - 100% Window
Blue
Y - 0.060 0.070
- 85IRE 100% Window White Pattern
5. Color coordinate uniformity -0.01 Average +0.01
- Picture: Vivid(Medium)
-1/100 white window pattern(Peak mode)
6. Contrast ratio 42G2 100k:1 1000k:1 -100IRE(255Gray)
at dark room
-Picture:Vivid(Medium)
-Input:HDMI-PC (1920*1080 60Hz)
7. Color X 0.261 0.276 0.291
Temperature
Cool
Y 0.268 0.283 0.298
X 0.270 0.285 0.300 - 85IRE 100% Window White Pattern
Medium
Y 0.278 0.293 0.308 - APC : Vivid(Medium)
X 0.298 0.313 0.328
Warm
Y 0.314 0.329 0.344