LG Electronics 25UM55 Computer Monitor User Manual


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ENG
ENGLISH
TROUBLESHOOTING
Checkifthevideocard'sresolutionorfrequencyiswithintherangeallowedbythemonitorandsetto
therecommended(optimal)resolutionin
Control Panel > Display > Settings
.
Failingtosetthevideocardtotherecommended(optimal)resolutionmayresultinblurredtext,a
dimmedscreen,atruncateddisplayareaormisalignmentofthedisplay.
Theconfigurationproceduremaydifferdependingonyourcomputerand/oroperatingsystem.Also,
somevideocardsmaynotsupportcertainresolutions.Ifthisisthecase,contactthemanufacturerof
thecomputerorvideocardforassistance.
Somevideocardsmaynotsupportthe2560x1080resolution.
Iftheresolutioncannotbedisplayed,contactthemanufacturerofyourvideocard.
NOTE
The display color is abnormal.
Doesthedisplayappeardiscolored
(16color)?
Setthecolorto24bit(truecolor)orhigher.InWindows,gotoControl
Panel>Display>Settings>ColorQuality.
Doesthedisplaycolorappearun-
stableorinmonochrome?
Checkifthesignalcableisconnectedproperly.Reconnectthecable
orreinsertthePC'svideocard.
Aretherespotsonthescreen?
Whenusingthemonitor,pixilatedspots(red,green,blue,whiteor
black)mayappearonthescreen.ThisisnormalfortheLCDscreen.
Itisnotanerrornorisitrelatedtothemonitor'sperformance.
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