–Pressthebrightness-upkeytobringuptheimage.
–Ifyouareusingtheacpoweradapter,orusingthebatteryandthebatterygaugeshowsthatthebattery
isnotdepleted,pressthebrightness-upkeytomakethescreenbrighter.
–Ifyourcomputerisinsleepmode,pressFntoresumefromthesleepmode.
–Iftheproblempersists,followthesolutionforthefollowingproblem.
•Problem:Thescreenisunreadableordistorted.
Solution:Makesurethat:
–Thedisplaydevicedriverisinstalledcorrectly.
–Thescreenresolutionandcolorqualityarecorrectlyset.
–Themonitortypeiscorrect.
Tocheckthesesettings,dothefollowing:
1.Connecttheexternalmonitortoyourcomputer,andthenconnectthemonitortoanelectricaloutlet.
2.Turnontheexternalmonitor.
3.Right-clickonthedesktop,anddothefollowing:
–ForWindows7andWindows8.1:ClickScreenresolution.
–ForWindows10:ClickDisplaysettings,showthedisplayedwindowinfullscreen,andthen
clickAdvanceddisplaysettings.
Note:Ifyourcomputercannotdetecttheexternalmonitor,clicktheDetectbutton.
4.SelecttheexternalmonitorandsetResolution.
5.Dothefollowing:
–ForWindows7andWindows8.1:ClickAdvancedsettings.
–ForWindows10:ClickDisplayadapterproperties.
6.ClicktheMonitortab.Checkthemonitorinformationtomakesurethatthemonitortypeiscorrect.
Ifthemonitortypeiscorrect,clickOKtoclosethewindow;otherwiseproceedwiththefollowingsteps.
1.Ifmorethantwomonitortypesaredisplayed,selectGenericPnPMonitororGenericNon-PnP
Monitor.
2.ClickProperties.Ifyouarepromptedforanadministratorpasswordorconfirmation,typethepassword
orprovideconfirmation.
3.ClicktheDrivertab.
4.ClickUpdateDriver.
5.ClickBrowsemycomputerfordriversoftware,andthenclickLetmepickfromalistofdevice
driversonmycomputer.
6.CleartheShowcompatiblehardwarecheckbox.
7.Selectthecorrectmanufacturerandmodelfortheexternalmonitor.Ifyoucannotfindyourmonitoron
thelist,stoptheinstallationofthisdriverandusethedrivershippedwithyourmonitor.
8.Afterupdatingthedriver,clickClose.
9.FortheWindows7operatingsystem,tochangethecolorsettings,right-clickonthedesktop,andclick
Screenresolution.ClickAdvancedSettings,selecttheMonitortab,thensetColors.
10.ClickOK.
•Problem:Incorrectcharactersaredisplayedonthescreen.
88UserGuide
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