Panasonic PT-LB51SU Operating Instructions Manual

Also see for PT-LB51EA: Brochure & specs Service manual

Contents

Panasonic PT-LB51SU Operating Instructions Manual Manual pdf 41 page image

Care and ReplacementENGLISH - 41 MaintenanceJ Before replacing the Lamp unitDisconnect the power cord plug from the wall outlet.Make sure the Lamp unit and the surroundings are cooled enough.Prepare a Phillips-head screwdriver.Contact an Authorised Service Center to purchase a replacement Lamp unit (ET-LAB50).When the projector is mounted in the ceiling, do not work directly under the projector or put your face closerto the projector.J When to replace the Lamp unitThe Lamp unit is a consumable product. Even when the full life of the bulb has not been exhausted, thebrightness of the light will gradually decline. Therefore periodic replacement of the lamp is necessary.The intended lamp replacement interval is 2 000 hours, but it is possible that the lamp may need to bereplaced earlier due to variables such as a particular lamp’s characteristics, usage conditions and theinstallation environment.Early preparation for lamp replacement is encouraged.The lamp will automatically shut off after approximately 10 minutes when 2 000 hours of use have beenreached because of a much greater chance of it exploding after this time.J Replacement procedure1. Disconnect the Power cord from the projector (See “Power cord” on page 20), and check that the area aroundthe Lamp unit has cooled down.Replacing the Lamp unitNOTE:• Prior to replacing the lamp unit, allow it to cool down to prevent the risk of burns, damage and other hazards.• Do not attempt replacement with an unauthorised lamp unit.IndicationOn screen LAMP indicatorOver 1 800 hours “REPLACEMENT LAMP” is displayed onthe upper left of the screen for 30 seconds.Illuminates RED.Over 2 000 hours“REPLACEMENT LAMP” is displayed onthe upper left of the screen, and it will stayuntil you respond.To clear the screen, press any button.NOTE:• The usage hours explained above are for when “LAMP POWER” in the “OPTION” menu has been set to “STANDARD”and when “AI” in the “PICTURE” menu has been set to “OFF”. If “LAMP POWER” is set to “ECO-MODE”, or “AI” is set to“ON”, the life of the lamp can be extended.• While 2 000 hours is the intended replacement interval, it is not a period of time covered by warranty.REPLACE LAMPNOTE:• If the lamp usage time has passed 2 000 hours (when “LAMP POWER” has een set to “STANDARD” and when “AI” hasbeen set to “OFF”), the projector will switch to standby mode after approximately 10 minutes of operation. The steps 7 to12 should thus be completed within 10 minutes.