Planar LC1503R - Appendix C - Warning Signals

LC1503R/LC1503R‐CUser’sGuide
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AppendixC‐WarningSignals
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IfyouseewarningmessagesonyourLCDscreen,thismeansthattheLCDdisplaycannot
receiveacleansignalfromthecomputergraphicscard.
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Theremaybethreesourcesforthisproblem.Pleasecheckthecableconnectionsorcontact
yourlocaldealerorourservicecenterformoreinformation.
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NoSignal
ThismessagemeansthattheLCDdisplayhasbeenpoweredonbutit cannotreceive
anysignalfromthecomputergraphiccard.Checkallthepowerswitches,powercables,
andVGAsignalcable.
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GoingtoSleep
ThismessagemeansthattheLCDdisplayisenteringthepowersavingmode.In
addition,theLCDdisplaywillentersleepmodewhenexperiencingasuddensignal
disconnectionproblem.Themonitorcanbere‐activatedbypressingthekeyboard,
triggeringthemouseortouchingthescreen.
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OutofRange
Thismessagemeansthatthesignalofthecomputergraphiccardisnotcompatible
withtheLCDdisplay.Whenthesignalisnotincludedinthe“VideoModes”listwehave
listedintheAppendicesofthismanual,theLCDdisplaywilldisplaythismessage.
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