Mitsubishi Electronics WD-57833 Projection Television User Manual


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Appendices 85
AppendixE:Troubleshooting,continued
Sound (see also NetCommand troubleshooting for A/V receiver setup)
Symptom Remarks
1. Thereisnosoundevenwhenthe
volumeisturnedup.
• CheckiftheMUTEbuttonison.
• TheTV’s“Listento:”settingmaybesettoSAP.
• CheckthattheSpeakersoptionissettoTVtohearsoundfromthe
TVspeakers.
• IfusinganA/Vreceiver,checkthattheSpeakersoptionissettoAV
ReceivertohearsoundfromtheA/Vreceiverspeakers.•
PerformaSystemReset.
2. Thesounddoesnotmatchthescreen
picture.
• TheTV’sListento:settingmaybesettoSAP.
•
IfusingstereoorA/Vreceiverspeakers,checktheirinputselec-
tionintheInputs>AVRmenu.
• IfusingstereoorA/Vreceiver,checkthatDIGITALAUDIOOUT
and/orAVRAUDIOOUTPUTonTV’sbackpanelisconnectedto
theA/Vreceiver.
• NetCommandissetupincorrectlyfortheA/Vreceiver.
Indicators
Symptom Remarks
1. LAMPindicatorlightisaconstantred. TurntheTVoffforatleast2minutes.Turnitbackon.Iflightis
stillred,thelamphasfailed.Replaceit.SeeAppendixBforlamp
replacementinformation.Forquestions,pleasecallMitsubishi
Consumerrelationsat(800)332-2119.
2. LAMPindicatorlightisaflashingyellow. Lampcoverdoorisopenorlampcartridgeisnotsecure.See
AppendixBforlampreplacementinformation.
3. STATUSindicatorlightisasteadyyellow. • Roomtemperaturehasexceededproperlevels.Coolthe
room.
• TheTVhasoverheated.Clearblockedairventsandensureat
leastfourinchesofclearanceonallsidesoftheTV.
• Cleantheairfilteronthelampcartridge.SeeAppendixB.
Picture
Symptom Remarks
4. Youcannotviewapicturewhenplayinga
VHStape.
CheckyourVCR’sowner’sguideforfurthertroubleshooting.
5. VCRorDVDplayer’son-screenmenusjitter
upanddown.
Possiblecause:ManyVCRsandDVDplayersprovideon-
screenmenusatonlyhalf-resolution.Theselower-resolution
graphicsmayappeartojitterupanddownwhentheTVcon-
vertsthemtohigh-definitiongraphics.
6. WhenviewingastoppedVCR,whitelines
arerollingonthescreen.
• TurnoffvideomutefortheVCR.
• Beginplayingthetape.
• ChangetheVCRinputtotheantennainput.
7. Acolorprogramappearsasablackand
whiteimage,orthecolorsaredim,orthe
screenisblack.
ThePerfectColorcolorbalancehasbeenincorrectlyset.Reset
thePerfectColorbalance.
8. PicturefromanHDMIinputisnoisy(poor
quality).
UpgradeaCategory1(unmarked)HDMIcabletoaCategory2
HDMIcable.
9. Theimagefromacomputerappearsdis-
tortedwhenviewedontheTV.
NormalTVoperation.TheTVdoesnotcorrectdistortioninthe
picturefromacomputerbecausethecorrectionprocessmay
causetheedgesoftheimagetobecutoff.
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