LG 42LB9DF Series, Service Manual

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5. Chrominance & Luminance Specification
No Item Min Typ Max Unit Remark
1. White peak brightness 400 550 cd/m 2 42LB9DF
450 550 cd/m 2 47LB9DF
TBD TBD cd/m 2 52LB9DF
2. Contrast ratio cd/m 2 N/A
3. Brightness uniformity 80 % Full white
4. Color coordinate RED X Typ. 0.638 Typ.
Y -0.03 0.340 +0.03
GREEN X 0.279
Y 0.611
BLUE X 0.146
Y 0.062
WHITE X 0.272
Y 0.278
5. Color coordinate uniformity N/A
6. Contrast ratio 1100:1 1600:1 42/47LB9DF
All mode except RGB/HDMI-PC
(With PWM Dimiming)
500:1 800:1 RGB/HDMI-PC
(Without PWM Dimmng)
TBD TBD 52LB9DF
7. Color Temperature Cool 11,000 <Test Condition>
Medium 9,300 HDMI input,
Warm 6,500 85% Full white pattern
8. Color Distortion, DG 10.0 %
9. Color Distortion, DP 10.0 deg
10. Color S/N, AM/FM 43.0 dB
11. Color Killer Sensitivity -80 dBm