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34
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Troubleshooting
IftheunitdoesnotperformproperlywhenoperatedasinstructedinthisUserManual,
check the following chart and all connections once before calling for service.
Symptom Remedy
No power • MakesurethattheACoutletsuppliesthepropervoltage,pluganotherelectricalapplianceintotheACoutletto
ensurethatACoutletoperatesnormally.
• Ifapowerfailureoccurs,unplugtheACpowercordfor1minutetoallowtheunittoresetitself.
Remote control buttons do
not work.
• Re-insertthebatterieswiththeirpolarities(+/−signs)asindicated.
• Whenthereisaninfrared-equippeddevicesuchasaPCisnearthisunit,itmayinterrupttheremotecontrolsignalof
thisunit.
Power is ON but no screen
image.
• Checkwhethertheconnectionoftheantenna,cablereceiverorsatelliteboxisconnectedcorrectly.
• CheckwhetherallthecablestotheunitareconnectedtothecorrectOutputjackofyourdevicelikeBlu-ray/DVD
recorder.
• CheckifyourcomputerisNOTinsleepmodewhentheInputmodeofthisunitisinPCmode.Tapanykeyonthe
keyboardtowakeupyourcomputer.
• CheckifthecorrectInputmodeisselectedbypressing
SOURCE.
No picture or sound • ViewotherTVchannels.Theproblemmightbelimitedtothebroadcastingstationorweaksignalstrength.
• UnplugtheACpowercordandwaitforabout1minute,thenplugtheACpowercordandturnOntheunitagain.
• Autoprogrammustbecompletedwhenyousetuptheunitforthersttimeormoveittoalocationwhere
previouslyunavailablechannelsarebroadcast.
• TheselectedchannelcannotbeviewedbytheChild lock setting. p. 23
• TheunitrequiressomekindofInputsignal.Anindoorantenna(VHF/UHF),anexternalantenna(VHF/UHF)oranRF
coaxialcablefromyourwallorcable/satelliteboxsignalneedstobepluggedintotheunit.
No color
• AdjustColorinPicturesettings. p. 18
No sound, distorted sound
or incorrect Audio Sound
is heard when using the
HDMI-DVI connections.
• MakesurethattheAnalogAudiosignalsfromtheHDMI-DVIdeviceareconnectedtotheAnalogAudioInputL/R
jacks.
Adjusted Picture or Sound
settings are not effective
every time the unit is Turned
On.
• YoumustsettoHomeinLocation. p. 26
Otherwise,thesettingsyouadjustedwillnotbememorizedaftertheunitgoesintoStandbymode.
Forgotten PIN code.
• Enter“9999”toclearyourpassword.
Sound OK, picture poor
• Electricalinterferencefromnearbyappliancesmayaffectpicturequality.
• AdjustContrastandBrightnessinPicturesettings. p. 18
• Forthebestpicturequality,watch"HighDenition"widescreenprograms.
IftheHDcontentisnotavailable,watch"StandardDenition"programsinstead.
Picture OK, sound poor
• Checkiftheaudiocableisconnectedincorrectly.
• NoaudioinUSBVideoplayback,checkifaudiostreaminvideoleissupportedbyTVbyreferringtotableon.
p. 27
You see a distorted picture
or hear an unusual sound.
• YoumaybegettingNTSCTVsignal(notHDTVsignal)interferencefromelectricalappliances,automobiles,motorcycles
oruorescentlights.
• Trymovingtheunittoanotherlocationtoseeifthisisthecauseoftheproblem.
You see noise or trash on
the screen.
• Whenthecapabilitiesoftheunitexceedthecapabilitiesofthedigitalbroadcasting,thesignalwillbeincreasedto
matchthecapabilitiesofthedisplayoftheunit.Thismaycausenoiseortrash.
You switch to a different
Input and the volume
changes.
• Thisunitwillmemorizethevolumelevelfromthelasttimeyouadjustedit.
• Ifthevolumeofthesoundfromanotherdeviceishigherorlower,thentheloudnesswillchange.
You switch to a different
Input and the screen size
changes.
• ThisunitwillmemorizetheviewingmodefromthelasttimeyouusedtheparticularInputmodes.
The display image does not
cover the entire screen.
• IfyouareusingtheunitasaPCmonitor,makesurethatHorizontal positionandVertical positioninPC settingsare
setcorrectly.
• IfyouarewatchingTVorusingtheCompositeVideo,ComponentVideoorHDMIwith480iInput,press
FORMAT
repeatedlytoswitchvariousscreenmodes.
Captions are displayed as
a white box. No caption
is displayed in the closed
caption-supported program.
• Interferencefrombuildingsorweatherconditionsmaycausecaptioningtobeincomplete.(forAnalogonly)
• Broadcastingstationmayshortentheprogramtoinsertadvertisement.
Theclosedcaptiondecodercannotreadtheinformationoftheshortenedprogram.
• Captionsthataredelayedafewsecondsbehindtheactualdialogarecommonforlivebroadcasts.Mostcaptioning
productioncompaniescandisplayadialogtomaximumof220wordsperminute.Ifadialogexceedsthatrate,
selectiveeditingisusedtoinsurethatthecaptionsremainup-todatewiththecurrentTVscreendialog.
Black box is displayed on the
TV screen.
• Thetextmodeisselectedforcaption.
• SelectCC-1,CC-2,CC-3orCC-4. p. 25