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Management; Audio - Acer U5220 Series User Manual

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Management

Choose "On" to dim the projector lamp, which will also
ECO Mode
lower the power consumption, reduce noise, and extend
the lamp life. Choose "Off" to return to the normal mode.
Choose "On" to turn on the High Altitude mode. When
this function is turned on, the projector fans operate at full
High Altitude
speed continuously to cool down the projector's
temperature.
Turn Off Mode
Auto Shutdown
The projector will automatically shut down while there is
(Minutes)
no signal input detected after the time you set.
Lamp Hour Elapse Displays the lamp's elapsed operating time (in hours).
Choose this function to show or hide warning message
Lamp Reminding
when the changing lamp message is displayed. The
message will show up 30 hours before end of life.
Press
Lamp Hour Reset
counter to 0 hours.

Audio

Volume
Microphone
Volume
Mute
Instant Off: Enables you to turn off the projector
immediately without fan cooling process by pressing
the power button twice.
Instant Resume: Enables you to restart the projector
immediately within 2 minutes after turning it off.
after choosing "Yes" to reset the lamp hour
Press
to decrease the volume.
Press
to increase the volume.
Press
to decrease the microphone volume.
Press
to increase the microphone volume.
Choose "On" to turn mute on.
Choose "Off" to turn mute off.
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