18Basic OperationPress the POWER ON-OFF button on the top control or onthe remote control, and a message "Power off?" appears onthe screen.Press the POWER ON-OFF button again to turn off theprojector. The POWER indicator starts to blink red, and itcontinues while the cooling fans are operating for about 90seconds. (About 120 seconds when the fan mode is L2. Seepage 44.)12TO MAINTAIN THE LIFE OF LAMP, ONCE YOU TURNPROJECTOR ON, WAIT AT LEAST 5 MINUTES BEFORETURNING IT OFF.DO NOT DISCONNECT AC POWER CORD WHILECOOLING FANS ARE RUNNING OR BEFORE POWERINDICATOR LIGHTS RED. OTHERWISE IT WILLRESULT IN SHORTENING LAMP LIFE.3 When the projector has cooled down enough to be turned onagain, the POWER indicator lights red. Then you candisconnect the AC power cord.The message disappears after 4 seconds.✔Note:• The projector cannot be turned on during the cooling period with the POWERindicator blinking red. You can turn it on again after the POWER indicator lights red.• When the On start function is on, this projector is turned on automatically byconnecting the AC power cord to an AC outlet. (See page 41 for the On startfunction.)• Do not operate the projector continuously without rest. Continuous use may resultin shortening the lamp life. Turn off the projector and give it a rest about an hour inevery 24 hours.• This projector monitors internal temperature and automatically controls therunning speed of the cooling fans.• If the WARNING indicator blinks or lights red, see “Warning Indicator” on page 45.Turning Off the Projector