JVC PC007182399-1 warranty Troubleshooting

Page 44

5 Troubleshooting

Troubleshooting

Before sending the unit to your authorized dealer for repair, please check the following points.

The following situations are not malfunctions.

■You do not need to worry about the following situations if there is no abnormality on the screen.

●Part of the top surface or front of the unit is hot.

●A creaking sound is heard from the unit.

●An operating sound is heard from the inside of the unit.

●Color smear occurs on some screens.

■Perform the following operations when the unit is unable to operate normally due to external static or noise.

1When the unit is in standby mode, please pull out the power plug, then insert again.

2Press the power button on the unit to turn on the power again.

■A sound may be heard when the lamp is off but there is no danger.

■D-ILA device is manufactured using high-precision technology but there may be some missing pixels or pixels that remain permanently lit up.

Power is not supplied

Is the power cord disconnected? Insert the power cord (plug) firmly.

P24

Is the lamp cover properly shut?

Remove the power plug when the unit is in standby mode and

P49

close the lamp cover properly. After that, insert the plug again.

 

 

Is the lamp in Cool Down mode?

After the Cool Down mode is complete, turn on the power

P25

again.

 

 

Projected image is dark

Is the lamp near exhaustion?

Check the lamp time on the information menu. Prepare a new lamp unit or replace as soon as possible when the lamp is near exhaustion.

P48 to 50

The unit works when power is turned on but stops abruptly after a few minutes

Are the air inlets and exhaust

Remove the power plug when the unit is in standby mode and

P12 to 13

vent blocked?

remove any blocking object. After that, insert the plug again.

 

Is the filter dirty?

Clean the filter.

P51

Video image does not appear

 

 

Is the correct external input

Select the correct external input.

P24

selected?

 

 

Is the AV device properly

Connect the AV device properly.

P16 to 20

connected?

 

 

Is the power of the AV device turned

Turn on the power of the AV device and play the video.

P24

on?

 

 

Are the correct signals being

Set the AV device properly.

P16 to 20

output from the AV device?

 

P35 - 11

Is the setting of the input terminal Set “COMP.” and “HDMI” in the setting menu according to

correct?

the input signal.

P36 - 12

Is the video image temporarily

Press the [HIDE] button to display the video image again.

P25

hidden?

 

 

The picture cannot be projected

Will the picture flicker and become invisible with HDMI input?

Please use a short HDMI cable.

P18

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Contents DLA-HD950/DLA-HD990 Safetyf ty PrecautionsPrecautions About the installation placeFCC Information U.S.A. only Machine Noise Information Germany onlyDo not allow any unqualified person to install the unit EnglishPower cord Important Europe onlyBattery Products Batterie ProduktePile Produits Batterij ProductenBaterías/pilas Productos Batteria ProdottiPilha Produtos Μπαταρία ΠροϊόνταBatteri Produkter Akku TuotteetБатарея Изделия Baterie ProduktyBateria Produkty Akkumulátor TermékekTHX Certification THX CertificationContents Check the Accessories Optional AccessoriesAbout this Manual Conventions in this manualRear Side/Top Side/Right Side Controls and featuresFront Side/Left Side Preparation Basic Operation Bottom SurfaceControls and features Remote ControlHow to Use the Remote control Effective Range of Remote Control UnitWhen directing the remote control toward this unit When reflecting off a screenSelecting Connecting Devices PreparationConnecting Connecting via Video Cable and S-Video CableConnecting via Component Video Cable This unitConnecting via HDMI-DVI Conversion Cable ConnectingConnecting via Hdmi Cable Connecting via SCART-RCA Cable Connecting via RGB Video CableRGB video output terminals This unit BD/DVD player for European marketThis unit Screen Connecting via PC CableConnecting via Trigger Cable Installing the Projector and Screen Set AngleShift Left/Right positionInstalling the Projector and Screen Screen Size and Projection DistanceMemo Insert the power plug to the power outlet Turn on the powerAdjusts image focus, size zoom, and position shift Projecting ImageTurn off the power About Cool Down modeYou can hide the image temporarily Focus Zoom ShiftMasking the Surrounding Area of an Image Convenient Features during ProjectionSetting the Screen Size Mask the image To endInput Signal Structure of the Settings menuPicture Adjust Installation Display SetupFunction InformationSetting Menu Procedures for Menu OperationDisplay the setting menu Select Input Signal AspectVideoSetting Menu Setting Menu Picture Adjust Color TempPicture Adjust Gamma Custom AdjustmentValue Custom Gamma CopyAll Reset SharpnessDetail EnhancementPicture Adjust Lens Aperture Input Signal HdmiInput Signal Comp Input Signal Video/S-VideoInput Signal PC Input Signal Picture PositionInput Signal Over Scan Input Signal Aspect VideoInput Signal Aspect Computer Input Signal Mask Input Signal Film ModeInstallation Lens Control Installation Pixel AdjustInstallation Installation Style Installation KeystoneInstallation Screen Adjust Display Setup Back ColorDisplay Setup Line Display Display Setup Source DisplayDisplay Setup Logo Display Setup LanguageFunction Off Timer Function High Altitude ModeHigh Altitude Mode Function TriggerChanging the Initial Setting Picture Mode Select picture modeAdjust picture quality Other items can also be adjusted To endRegistering User-defined Picture Mode Select the picture mode Adjust picture qualityRegistering User-defined Picture Mode from the Menu Select Picture Adjust Picture Mode NaturalTroubleshooting TroubleshootingIs the setup of Control with Hdmi Is the image correctly adjusted?Has setting been performed for Are batteries installed correctly?What to Do When these Messages Are Displayed Message Cause DetailsAbout Warning Indicators Actions to Be Taken for Warning ModeIndicator Blinking Interval No. Warning Between Content Time FrequencyReplacing the Lamp Remove the lamp coverLoosen the screws on the lamp unit Pull out the lamp unitInstall the new lamp unit Tighten the screws of the new lamp unitAttach the lamp cover Tighten the screws with a screwdriverResetting Lamp Time Replacing the LampCleaning and Replacing the Filter Clean the filterReinstall the inner filter If the filter is damaged or too dirty to be cleanedRS-232C Interface RS-232C SpecificationsCommand Format End Command and dataCommand Type Data description Binary code Remote control codeRS-232C Interface Operating command Type Command DescriptionReference command RS-232C Communication ExamplesCopyright and Caution About Trademarks and CopyrightDirt on the cabinet Dirt in the air inletsPrecautions for Mounting Mounting this UnitSpecifications PC compatible signals PolarityNo. EffectiveSpecifications Top Surface Bottom SurfaceFront Back SurfaceIndex Memo
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