LG 34WL550 - Page 24

LGELECTRONICSINC./MONITORDIVISION
Establish:2017/7/12
LM80BADJUSTMENTSPECIFICATION

9/11
Revision:0
LG electronics
Insert HDMI Jack which is connected with PC for White Balance or equivalent device.
Î Total Assembly line should check whether the color coordinate(x,y) data refer to below table were meet or not.
Color
Temperature
Cool 9,300k °K
X=0.283 (±0.015)
Y=0.297 (±0.015)
<Test Signal>
Inner pattern
(255gray,100IRE)
Medium 7,500k °K
X=0.299 (±0.015)
Y=0.315 (±0.015)
Warm 6,500k °K
X=0.313 (±0.010)
Y=0.329 (±0.010)
Luminance
(cd/㎡)
Cool Min : 170
<Test Signal>
Inner pattern
(255gray,100IRE)
Medium Min : 200
Warm Min : 230
*Note : x,y coordinates are drifted about 0.007 after 30 mins heat-run. So checking color coordinate within 5-min at total
assembly line, consider x,y coordinates might be up to 0.007 than x,y target of each color temperature. ..
*Note :
Manual W/B process
1) Power off => Power on( ‘Å’ 3 times, ‘Æ’ 1 time and push ‘◎’ )
2) and push the “Å” or “Æ”.
3) In Service Menu.
※ When doing Adjustment, Please make circumstance as below.
4.5CheckHDR(추가 확인 필요)
‐.Beforethefactorycalibration,checktheWhitebalanceaccordingtobelowspecification.
1)HDRModecheck(HDMI)
‐.Equipment:MSPG‐7800
‐.CheckPoint:HDROSDbutthisOSDdisapperin1second
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