Acer K330 - Manual (Page 30)

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Audio
Turn Off Mode • Instant Resume: Resumes the system when the Power button
is pressed again within 2 minutes.
• Instant Off: Shuts down the projector without fan cooling.
• Standard: Properly shuts down the projector after fan
cooling.
LED Calibration
Press after choosing "Yes", please wait for 10 seconds to finish
the white color fine tune process. It helps to adjust LED color
performance.
Volume • Press to decrease the volume.
• Press to increase the volume.
Mute • Choose "On" to mute the volume.
•
Choose "Off" to restore the volume.
Power On/Off Volume • Select this function to adjust the notification volume when
turning the projector on/off.
Alarm Volume • Select this function to adjust the volume of any warning
notifications.