ReplacementENGLISH - 59 MaintenanceJ Replacing the Lamp unitCAUTION:When the projector is mounted on a ceiling, do not work with your face close to the projector.zAttach the lamp unit and the lamp cover securely.zWhen you experience difficulty in installing the lamp, remove it and try again. If you use force to install thezlamp, the connector may be damaged.Turn off the Power by following the procedure1 )in “Turning off the projector” (Æpage 28).Unplug the AC power cord. Wait at least 45minutes and make sure the lamp unit andsurroundings are cool.Use a Phillips screwdriver to loosen the2 )lamp cover fixing screw and remove thelamp cover.Remove the lamp cover by pulling it slowly towardzthe direction of the arrow.Use a Phillips screwdriver to loosen the3 )two lamp unit fixing screws until thescrews turn freely. Hold the used lampunit by its handles, and pull it gently fromthe projector.Insert the new lamp unit in correct4 )direction. Tighten the two lamp unitfixing screws securely with a Phillipsscrewdriver.Attach the lamp cover, and tighten the5 )lamp cover fixing screw securely with aPhillips screwdriver.Attach the lamp cover by pushing it slowly oppositezthe direction of the arrow.Resetting the Lamp RuntimeJBe sure to reset the [Lamp runtime] after replacing the lamp. (Æpage 52 " Lamp runtime reset")Lamp coverfixing screwLamp coverHandlesLamp unitLamp unit fixing screws