LG DM2780D - Troubleshooting Common Issues; General Operation Problems; Video and Audio Function Issues

ENGLISH
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TROUBLESHOOTING
TROUBLESHOOTING
General
The operation does not work normally.
Problem Resolution
Theremotecontroldoesn’twork


Checktoseeifthereisanyobjectbetweentheproductandthe
remotecontrolcausingobstruction.Ensureyouarepointingthe
remotecontrol


Ensurethatthebatteriesareinstalledwithcorrectpolarity( to , 
to ).


Ensurethatthecorrectremoteoperatingmodeisset:TV,VCR,etc.


Installnewbatteries.
Powerissuddenlyturnedoff


Isthesleeptimerset?


Checkthepowercontrolsettings.Powerinterrupted.


IftheTVisswitchedonandthereisnoinputsignal,itwillswitchoff
automaticallyafter15minutestosavethepowerconsumption.


WhenabrokenfilewasplayedintheUSBmode,theTVmayturnoff.
Pleasecheckthefileinyourusbstorage.


Exceptthescreenoffmodeoftheenergysavingmenu.
The video function does not work.
Problem Resolution
Nopicture&Nosound


Checkwhethertheproductisturnedon.


Tryanotherchannel.Theproblemmaybewiththebroadcast.


Isthepowercordinsertedintowallpoweroutlet?


Checkyourantennadirectionand/orlocation.


Testthewallpoweroutlet,pluganotherproduct’spowercordintothe
outletwheretheproduct’spowercordwaspluggedin.
Pictureappearsslowlyafter
switchingon


Thisisnormal,theimageismutedduringtheproductstartupprocess.
Pleasecontactyourservicecentre,ifthepicturehasnotappeared
afterfiveminutes.
NoColour,poorcolour,orpoor
picture


AdjustColourinmenuoption.


KeepasufficientdistancebetweentheproductandtheVCR.


Tryanotherchannel.Theproblemmaybewiththebroadcast.


Arethevideocablesinstalledproperly?


Activateanyfunctiontorestorethebrightnessofthepicture.
Horizontal/verticalbarsorpicture
shaking


Checkforlocalinterferencesuchasanelectricalapplianceorpower
tool.
Poorreceptiononsomechannels


Stationorcableproductexperiencingproblems,tunetoanother
station.


Stationsignalisweak,reorientantennatoreceiveweakerstation.


Checkforsourcesofpossibleinterference.
Linesorstreaksinpictures


Checkantenna(Changethedirectionoftheantenna).