Acer UL6500 User Manual page 29

SYSTEM SETUP : Advanced
High Altitude Mode
This function changes the fan rotation speed.
• Off: Suitable for normal environments.
• On: Set when using the projector at altitudes of approximately 1,500 meters (4,900
feet) or more.When "High Altitude Mode" is set to "On", the fan rotation speeds up,
and the fan noise becomes louder.
Audio Settings
Volume
This function allows you to adjust the projector's volume.
Power On/Off Volume
This function allows you to set the system sound.
• On: A confirmation sound is made when the projector turns on/off.
• Off: No confirmation sound is made.
Closed Caption
• This function is available for NTSC3.58 signal.
• "Closed Caption" is a system which allows conversations, narration, and sound
effects in TV programs (Limited regions) and home videos to be viewed as captions
on the screen.
• Not all programs and videos will offer closed captioning. Please look for the
symbol to ensure that captions will be shown.
Closed Caption Enable
• Off: Closed Caption is not activated.
• On: Closed Caption is activated.
Caption Version
• CC1: Closed Caption mode for CH1 data
• CC2: Closed Caption mode for CH2 data
• CC3: Closed Caption mode for CH3 data
• CC4: Closed Caption mode for CH4 data
Note
• Closed Caption may malfunction (white blocks, strange characters, etc.) if signal
conditions are poor or if there are problems at the broadcast source. This does not
necessarily indicate a problem with the projector.
• If any button is pressed to call up the onscreen display while viewing a Closed Caption
broadcast, the closed captions will disappear.
Light Source Settings
Eco Mode
• Off: 100%
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