LG Electronics 29EB73 Computer Monitor User Manual


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ENG
ENGLISH
TROUBLESHOOTING
TROUBLESHOOTING
Nothing is displayed on the screen.
Isthemonitor'spowercordplugged
in?
Checkifthepowercordiscorrectlypluggedintothepoweroutlet.
Isthepowerindicatoron?
Checkthepowercableconnectionandpressthepowerbutton.
Isthepowerindicatordisplaying
red?
Checkthattheconnectedinputisenabled(Menu-Input).
Isthepowerindicatorblinking?
Ifthemonitorisinpower-savingmode,movethemouseorpressany
keyonthekeyboardtoswitchthedisplayon.
Checkifthecomputeristurnedon.
Isthe"OUTOFRANGE"message
displayed?
ThisoccurswhensignalstransferredfromthePC(videocard)areout
ofthehorizontalorverticalfrequencyrangeofthemonitor.Pleasesee
the"ProductSpecification"sectionofthismanualtosettheappropri-
atefrequency.
Isthe"CHECKSIGNALCONNEC-
TION"messageisdisplayed?
ThisisdisplayedwhenthesignalcablebetweenthePCandthemoni-
torismissingordisconnected.Checkthecableandreconnect.
The "OSD LOCKED" message is displayed.
Aresomefunctionsunavailable
whenpressingtheMenubutton?
TheOSDislocked.GotoMenu>Settingsandset"OSDLock"to
Unlock.
The screen retains an image.
Doesimagestickingoccureven
whenthemonitoristurnedoff?
Displayingastillimageforaprolongedtimemaycausedamagetothe
screen,resultingintheretentionoftheimage.
Useascreensavertoprotectthescreenwhenusingthemonitorfora
prolongedperiodoftime.
Vertical Frequency:Inordertodisplayanimage,thescreenmustberefresheddozensoftimesper
secondlikeafluorescentlamp.
Thenumberoftimesthescreenisrefreshedpersecondiscalledverticalfrequencyorrefreshrate
andisrepresentedbyHz.
Horizontal Frequency:Thetimeittakestodisplayonehorizontallineiscalledthehorizontalcycle.
Thenumberofhorizontallinesdisplayedinonesecondcanbecalculatedbydividingonebythehori-
zontalcycle.ThisiscalledhorizontalfrequencyandisrepresentedbykHz.
NOTE
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