Panasonic PT-LC56E Operating Instructions Manual

Panasonic PT-LC56E Operating Instructions Manual Manual pdf 26 page image

ENGLISH -51 Care and maintenance50-ENGLISHLamp unit replacement procedure# Turn off the MAIN POWERswitch according to theprocedure given in “Turning offthe power” on page 24, andthen disconnect the mains leadplug from the mains socketand check that the area aroundthe lamp unit has cooled down.$ Use a Phillips screwdriver toturn the lamp unit cover fixingscrews at the bottom of theprojector, and then remove thelamp unit cover from theprojector.% Use a Phillips screwdriver to loosenthe two lamp unit fixing screws untilthe screws turn freely. Then holdthe handle of the lamp unit andgently pull it out from the projector.& Insert the new lamp unit whilemaking sure that the directionof insertion is correct, and thenuse a Phillips screwdriver tosecurely tighten the lamp unitfixing screws.When inserting the new lampunit, be sure to push it in at thepoint A and B.Lamp indicator warninglightOn-screen displayThe projector will enterStandby Mode and thered indicator lamp willilluminate.Displayed for 30seconds. Pressing anybutton will clear thedisplay.More than 1800 hoursThis display cannot becleared at all, no matterwhich button is pressed.More than 2000 hoursReplacing the lamp unitWarningWhen replacing the lamp, allow itto cool for at least one hourbefore handling it.B The lamp cover gets very hot,and contact with it can causeburns.Notes on replacing the lampunitB The light generating lamp ismade of glass, so dropping it orallowing it to hit hard objects maycause it to burst. Be careful whenhandling the lamp.B After having removed the oldlamp, carelessly discarding it cancause the lamp to burst. Disposeof the lamp with the same carethat would be taken with afluorescent light.B A Phillips screwdriver isnecessary for removing the lampunit. Make sure that your handsare not slippery when using thescrewdriver.Lamp unit replacementperiodThe lamp is a consumable product.Even when the full life of the bulbhas not been exhausted, thebrightness of the light will graduallydecline. Therefore periodicreplacement of the lamp isnecessary.The intended lamp replacementinterval is 2000 hours, but it ispossible that the lamp may need tobe replaced earlier due to variablessuch as a particular lamp’scharacteristics, usage conditionsand the installation environment.Early preparation for lampreplacement is encouraged.A lamp that has exceeded 2000hours of use has a much greaterchance of exploding. In order toprevent the lamp from exploding,the lamp will be automatically shutoff when 2000 hours of use havebeen reached.NOTE:B The projector is not suppliedwith a replacement lamp unit.Please ask your dealer fordetails. Lamp unit productno.: ET-LAC80CAUTION:B Do not use any lamp unit otherthan the one with the productnumber indicated above.NOTE:B The usage hours explainedabove are for use when theHIGH setting has beenselected for LAMP POWER inthe OPTION2 menu. If theLOW setting is selected, thebrightness of the lamp will beless and life of the lamp can beextended.B While 2000 hours is theintended replacement interval,it is not a period of timecovered by warranty.NOTE:B If the lamp usage time has passed 2000 hours (when LAMP POWERhas been set to “HIGH”), the projector will switch to standby mode afterapproximately 10 minutes of operation. The steps ) to - on the nextpage should thus be completed within 10 minutes.Lamp unit coverHandleLamp unit cover fixing screwsLamp unit fixing screwsA B