Panasonic PT-L795U manual Cleaning the air filter

Page 45

Cleaning the air filter

If the air filter becomes clogged with dust, the internal temperature of the projector will rise, the TEMP indicator will flash and the projector will be switched automatically to standby mode.

Cleaning procedure

1. Turn off the main power supply and disconnect the power cord plug from the wall outlet.

Turn off the main power supply according to the procedure given in “Turning off the power” on page 11 before disconnecting the plug from the wall outlet.

2. Place the projector on top of a blanket so that it will not become scratched.

3. Remove the air filter cover.

Air filter unit

Hold the indents on the air filter cover with your hands and pullIndent the air filter unit out of the projector.

Air filter unit

4.Remove the air filter clamp and then take out the air filter. Insert your finger into the indent in the air filter cover, bend the air filter clamp slightly inward, and then lift the air filter clamp upward to remove it.

Indent

Air filter clamp

Air filter

Air filter cover

4 4

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Contents LCD Projector Contents FeaturesDear Panasonic Customer Important Safety Notice Setting-up Precautions with regard to safetyWhen using the projector If problems occur during useCleaning and maintenance When using the projectorTake particular care when replacing the lamp unit Do not look into the lens while the projector is being usedPrecautions on handling Wipe the cabinet with a soft, dry clothAbout condensation Remote control unit Location and function of each partFront view Top and front ProjectorSide terminal board Back, bottom and right viewBefore using the remote control unit Inserting the batteriesDo not do any of the following If facing the remote control unit toward the screen Operating range of the remote control unitIlluminating the remote control unit buttons Screen ProjectorVideo Impose Menu operation guidePoint Zoom Refer to Count Down Refer toAudio PositionLanguage Refer to OptionsTurning on the power Turning the power on and offTurning off the power Power button Main Power switchScreen requirements Screen characteristics referenceStandard setting-up positions Standard setting-up dimensionsProjection distance L Maximum Minimum Adjusting the position of the projected picture Retracting the adjustable legs Setting the projector up horizontallyAdjustment procedure Adjuster button Adjustable legsAdjustment procedure for direct adjustment Adjusting the lensSetting procedure Setting-up positions and changing the projection methodFront mounting Rear mountingProjector Remote control unit Changing the input signalBasic operation Press the Video buttonDisplay mode name VGA400 VGA460 RGB signals that can be inputSignal data Svga XGA Mxga Sxga MAC16 MAC21 HdtvAuto Ntcs Operating procedureNTSC4.43 PAL PAL-M PAL-N SecamFreezing the picture Adjusting the volumeSelecting the picture mode Adjusting the picture to the desired setting BAL R BAL G BAL B Adjustment RangeAdjustment procedure for volume adjustment Adjusting the sound to the desired settingCorrecting the picture position automatically Correction procedureWhen adjusting the horizontal position H-POSI Adjusting the picture positionWhen adjusting the vertical position V-POSI Adjustment procedure for horizontal position adjustmentAdjusting the video size For overscanningFor underscanning About dot clock adjustment Using the video impose function Using other useful functionsEnlarging part of the input picture Disabling the Power button of the remote control unit Changing the on-screen display language Setting procedure To change the language to GermanUsing the lens retracting function Using the power save functionSetting procedure Example of connection to audio-visual equipment System configuration exampleAudio system Laser disc player VCRExample of connection to a computer SUB HDSUB About the Macintosh adapter Wireless mouseExample of connection OperationPin layout and signal names for Serial connector Using the serial connectorCommunication Settings Basic formatCable specifications Control commandsLamp indicator Temp indicator Indicator name IndicatorsIndicator display Problem Possible causeCleaning the air filter Clean the air filter and the air filter clamps Replacing the lamp unit Lamp unit replacement periodLamp unit cover Fixing screw for the lamp unit cover Replacement procedurePage Before asking for service, check the following points RGB HD/SYNC RGB OUT Audio Video Audio in L-R SpecificationsFCC Trademark AcknowledgementsDimensions