LG D2770P-PN - Troubleshooting

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ENG
ENGLISH
TROUBLESHOOTING
TROUBLESHOOTING
Checkthefollowingbeforecallingforservice.
Noimageappears
Isthepowercordofthedisplay
connected?


Checkandseeifthepowercordisconnectedproperlytothepower
outlet.
Isthepowerindicatorlighton?


PressthePowerbutton.
Isthepowerindicatordisplayingas
red?


Adjustthebrightnessandthecontrast.
Isthepowerindicatorflickering?


Ifthedisplayisinpowersavingmode,trymovingthemouseor
pressinganykeyonthekeyboardtobringupthescreen.


CheckthatyourPCisturnedon.
Doyouseean"OUTOFRANGE"
messageonthescreen?


ThismessageappearswhenthesignalfromthePC(videocard)is
outofhorizontalorverticalfrequencyrangeofthedisplay.Seethe
'Specifications'sectionofthismanualandconfigureyourdisplay
again.
Doyouseea"CHECKSIGNAL
CABLE"messageonthescreen?


ThismessageappearswhenthesignalcablebetweenyourPCand
yourdisplayisnotconnected.Checkthesignalcableandtryagain.
Doyouseea"OSDLOCKED"messageonthescreen?
Doyousee“OSDLOCKED”when
youpushMENUbutton?


Youcansecurethecurrentcontrolsettings,sothattheycannotbe
inadvertentlychanged.YoucanunlocktheOSDcontrolsatanytime
bypushingtheMENUbuttonforseveralseconds:themessage“OSD
UNLOCKED”willappear.
Displayimageisincorrect(Foranalog(D-SUB))
DisplayPositionisincorrect.


PresstheAUTObuttontoautomaticallyadjustyourdisplayimageto
theidealsetting.
Onthescreenbackground,vertical
barsorstripesarevisible.


PresstheAUTObuttontoautomaticallyadjustyourdisplayimageto
theidealsetting.
Anyhorizontalnoiseappearingin
anyimageorcharactersarenot
clearlyportrayed.


PresstheAUTObuttontoautomaticallyadjustyourdisplayimageto
theidealsetting.


CheckControlPanel►Display►Settingsandadjustthedisplay
totherecommendedresolutionoradjustthedisplayimagetothe
idealsetting.Setthecolorsettinghigherthan24bits(truecolor).