55This function provides the following options in thecooling fans’ operation when the projector is turned off(p.20).L 1 ..... Normal operationL 2 ..... Slower, lower-sound and longish-time than thenormal operation (L 1).FanChoose the running speed of cooling fans from thefollowing options according to the ground elevationunder which you use the projector.2II................ Normal speed. Set this function to2II when using the projector in non-high altitude environment.On 1............. Faster than Off mode. Select thismode when using the projector inhigh altitudes (about 1,000 metersto 2,000 meters above the sea level)where the fans have less coolingeffect.On 2............. Faster than On 1 mode. Select thismode when using the projector inhigher altitudes (about 2,000 metersto 3,000 meters above the sea level)where the fans have lesser coolingeffect.Fan controlLamp counterBe sure to reset the Lamp replacement counter afterthe lamp is replaced. (p. 62)Press the Point Ÿź buttons to choose the Lampcounter function and then press the Point Ź or theSELECT button to access the submenu items.Lamp counter................This item shows the totalaccumulated time of the lampusage.Lamp counter reset.......Press the SELECT button tochoose Lamp counter reset.Select in the confirmationbox if you want to reset thelamp counter, and then choose in the second confirmationbox to reset lamp counter.When you want to make a digital processing of aprojected image faster, set this function.8VHWKH3RLQWŸźEXWWRQVVHOHFWDQLWHPRI2II orOn.3Note:Noise reduction and Progressive can not beselected when Video delay control function isset to On.9LGHRGHOD\FRQWUROSetting3Note:The fan noise becomes louder in On 1 andOn 2.Lamp counter reset