56 - ENGLISHNotef It is set to [Off] when using the projector in the elevation of below 1 400 m (4 593’). It is set to [On] when using the projectorin the elevation of above 1 400 m (4 593') and below 2 700 m (8 858'). Failure to do so may shorten the life of the internalparts and result in malfunctions.f Do not set the projector in the elevation of 2 700 m (8 858') or above, otherwise it may shorten the life of the internal partsand result in malfunctions.f When it is set to [On], the fan noise becomes louder and fan speed increases.[Lamp control]Switch the brightness of the lamp according to the operating environment of the projector or the purpose.1) Press as to select [Lamp control].2) Press the button.3) Press as to switch the item.f The items will switch each time you press the button.f You can also press the button on the remote control. (x page 40)[ (Normal)] Select when high luminance is required.[ (Eco 1)] Select when high luminance is not required.[ (Eco 2)] Select when lower luminance than [ (Eco 1)] is required.Notef Set it to [ (Eco 2)] rather than [ (Eco 1)], set it to [ (Eco 1)] rather than [ (Normal)], when you want to reducepower consumption, extend the life of lamp and reduce operation noise.[Cooling fast]Switch the cooling fan' speed when the power is turned off and shorten the cooling time of the cooling fan.1) Press as to select [Cooling fast].2) Press the button.3) Press as to switch the item.f The items will switch each time you press the button.[Normal] Use this setting normally.[60 Sec] Use this setting when short cooling period of time is required.[0 Sec] The cooling fans stop immediately after power-off.Notef When it is set to [0 sec], you cannot restart the projector immediately after the power-off. The lamp remains high temperatureand needs to be cooled, so it sometimes takes longer time than usual for the lamp to light up again.f When it is set to [60 sec], the cooling fans' speed is faster and the motor noise is louder than [Normal] setting after thepower-off.[Closed caption](Only for NTSC input)Set the closed caption.1) Press as to select [Closed caption].2) Press the button.3) Press as to switch the item.f The items will switch each time you press the button.[Off] Closed caption is not displayed.[CC1] Displays CC1 data.[CC2] Displays CC2 data.[CC3] Displays CC3 data.[CC4] Displays CC4 data.Notef Closed caption is a function that displays text information of video signals mainly used in North America. Captions may notbe displayed depending on the connected devices or contents being played back.Chapter 4 Settings - [Setting] menu