LG FLATRON 27UD68WG - White Balance and Factory Calibration

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LGE Internal Use Only
Only for training and service purposes
b. Write HDCP2.2 Key with IIC protocol.
c. Verification method :
Check OSD with aging on mode or using Master Signal generator with HDCP On and connect to Monitor with HDMI
4.2 White balance check and Factory calibration
-. Before the factory calibration, check the White balance according to below specification.
HDMI 1920x1080, Full White
Tolerance : -/+0.015 / Luminance Spec(min) : 250
Check condition : custom mode(out-going condition)
Aging Time [min] x y
0~10 0.316 0.335
10~30 0.313 0.332
30~ 0.313 0.329
a. Factory Calibration : Gamma, dE, Color Temperature(6500k)
- Reference Model : 27MU67
- Input : HDMI1/2 , Gray Pattern with Gamma correction using command using “Adjustment Command”
 Gamma calibration and verify
*Note :
Manual W/B process
1) When in DC OFF Condition
2) and push the Menu Button and On Button at the same time for about 3 secoemd