Panasonic TH-50PZ850U One spot remains dark Chaotic image, noisy, Whirling sound is heard

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If there is a problem with your TV, please refer to the table below to determine the symptoms, then carry out the suggested check. If this does not solve the problem, please contact your local Panasonic dealer, quoting the model number and serial number (both found on the rear of the TV).

Problem

“Press any key to return” moves on the screen

One spot remains dark

Chaotic image, noisy

Screen	displayed
	No image can be

Only spots are displayed instead of images

Neither image nor sound is produced

Black Box appears

No sound is produced

Sound

Sound is unusual

Whirling sound is heard

TV	Parts of the TV set
set	become hot.

Actions

The function to prevent “Image retention” is activated. (Not a faulty symptom)

•The screen saver is activated if the TV unit is not operated for a certain time in SD mode.

•“Image retention” (p. 5)

A pixel or luminescent spot can occasionally be missing in plasma displays.

(Not a faulty symptom)

Check nearby electrical products (car, motorcycle, fluorescent lamp).

Check Picture menu (p. 28)

Check the cable connections. (p. 9-12)

Check that the correct input has been selected. (p. 22)

Check the channel settings. (p. 42)

Check the antenna cables.

Is the AC power cord plugged into the outlet?

Is the TV unit turned On?

Check Picture menu (p. 28) and volume.

Check the AV cable connections. (p. 9-12)

Check that the correct input has been selected. (p. 22)

Change settings of Closed Caption (CC). (p. 44)

Are the speakers’ cables connected correctly? (p. 48)

Is “Sound Mute” active? (p. 13)

Is the volume set to the minimum?

Is “Speaker output” set to “Off”? (p. 28)

Change “SAP” settings. (p. 16)

Check “HDMI 1 in”, “HDMI 2 in”, “HDMI 3 in” or “HDMI 4 in” settings. (p. 28)

Set “SAP” setting to “Stereo” or “Mono.”

Check the HDMI device connected to the unit.

Set the audio setting of the HDMI device to “Linear PCM.”

If digital sound connection has a problem, select analog sound connection.

The sound is from the built-in cooling fan (not a sign of faulty operation).

Even when the temperature of parts of the front, top and rear panels has risen, these temperature rises will not pose any problems in terms of performance or quality.

FAQ FAQs, etc.

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Contents Viera ViVATurn your own living room into a movie theater Experience an amazing level of multimedia excitementContents Important Safety Instructions Safety PrecautionsAC Power Supply Cord Set upIf problems occur during use When using the Plasma TVAccessories Accessories/Optional AccessoryOptional Accessory AccessoriesBottom view Attaching the pedestal to TVDo not disassemble or modify the pedestal Do not use any other TV and displaysAC cord connection LocationCable Binding Instructions To attachBasic Connection Connecting Antenna To watch TVVHF/UHF Antenna Back of the TVConnecting TV and AV equipment Example 2 Connecting DVD recorder VCR To record/playbackAV Equipment DVD Recorder Or VCRQuickGuideStart Basic Connection Connecting DVD recorder VCR and satellite receiverSatellite DVD Recorder ReceiverVCR AV cable connectionsRemote control TV controls/indicatorsIdentifying Controls Front of the TVTurn the TV On with the Power button First Time SetupSelect your language Be sure to select HomeAdjust the clock Network setting/VIERA Cast settingWatching TV Turn power onListen with SAP Secondary Audio Program Display Information RecallSet Favorite Feature Favorite FeatureUse Favorite Feature Change aspect ratio Call up Favorite channelInsert the SD card and select Play SD card now Viewing from SD CardPress the SD key or select SD card on the Menu Select the itemTo adjust picture and audio/ To use Viera Link function Other settingsSelect the movie to be listed ViewPress to return to TV Photo viewerTo set up the slide show mode To change the view slide show mode, adjusting images, etcTo adjust picture Viewing from a GalleryPlayer SD CardSelect the remote control mode Display the Input select menu Select the input modeRemote control at the equipment Watching Videos and DVDsSelect On Select Viera LinkDisplay the Input select menu Displaying PC Screen on TVSelect PC To return to TVAdjust Menu Adjustments/Configurations optionsDisplay the Home screen Select the item and press OK To adjust picture and audioOperate Viera Cast To use Viera Link functionSelect wired or wireless connection Contact your Broadband service providerConnecting to the internet Viera Cast connectionsDisplay menu How to Use Menu FunctionsSelect the menu AudioSpeaker output Adjustments/Configurations alternativesDisplay Sub Menu Select SetupPhoto viewer To view the still picture. p Set Viera LinkTM Hdavi ControlTMHome Player Transmittable dataFor Recorder Display Viera Link menu Viera Link Control only with the TV’s remote controlSpeaker control Direct TV RecordingSelect Stop recording, when you want to stop recording Available TV’s remote control buttonsSelect Speaker output Select Home theater or TV Select Record nowDisplay menu Select Setup Network SettingSelect Network setting Select the item and adjustSelect Connection test and press OK Select IP setting mode and set to AutomaticEach IP address is acquired automatically Select Viera Cast setting Viera Casttm SettingConnection test Proxy setting Entering charactersProxy port Select the Lock mode Input your 4-digit passwordLock Display menu Select LockChannel lock Change passwordGame lock Program lockSelect Program channel Editing and Setting ChannelsSelect the function To cancel the Edit Select a scanning mode pSelect ANT Select AutoDisplay menu Select CC Closed CaptionDisplay Closed Caption Input Labels/Monitor Out Display menu and select SetupSelect External devices Press to exit from Select Input labels or Monitor outDisplay menu Select Timer Using TimerSelect the timer to set Set the timerWhen the correct code is found Power Off the external equipmentMore than 3 seconds Connect the external equipment to the TVVCR DVD Recommended AV ConnectionsViera LinkTM Connections Setting of this unit after connectionRemote Control Operation/Code List Cable Converter C Remote Control Code ListRemote Control Operation/Code List Movie Ratings Mpaa Ratings List for LockClosed Caption CC Technical InformationAspect Ratio Format Message Data format for SD Card browsingSD Card warning messages Meaning GalleryPlayer warning messagesViera LinkTM Hdavi ControlTM Picture modeHdmi connection Digital Audio OUT terminalsInput signal that can be displayed Pro settingPC Input Terminals Connection Care and Cleaning TH-46PZ850U TH-50PZ850U SpecificationsIntermittent sound FAQBlack Box appears No sound is produced One spot remains dark Chaotic image, noisyWhirling sound is heard Limited Warranty Coverage Limited Warranty for U.S.AOn-Site or Carry-in Service Limited Warranty Limits And ExclusionsAccessory Purchases Customer Services DirectoryService in Puerto Rico Panasonic Product Limited Warranty Limited Warranty for CanadaLimited Warranty for Canada Anotación del cliente Customer’s RecordDivision of Panasonic Corporation North America