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3.
Select Yes and press MODE/ENTER.
Operation under "High Altitude Mode" may cause a higher decibel operating noise
level because of increased fan speed necessary to improve overall system cooling and
performance.
If you use this projector under other extreme conditions excluding the above, it may
display auto shut-down symptoms, which is designed to protect your projector from
over-heating. In cases like this, you should switch to High Altitude mode to solve
these symptoms. However, this is not to state that this projector can operate under
any and all harsh or extreme conditions.
Adjusting the sound
The sound adjusents made as below will have an effect on the projector speaker(s). Be
sure you have made a correct connection to the projector audio input. See
"Connection" on page 20
Muting the sound
To adjust the sound level, press MUTE on the remote
control, or:
1.
Press MENU/EXIT and then press
SYSTEM SETUP: Advanced menu is selected.
2.
Press
ENTER. The Audio Settings page displays.
3.
Select Mute and select On.
Adjusting the sound level
To adjust the sound level, press VOLUME on the remote
control or on the projector, or:
1.
Repeat steps 1-2 above.
2.
Select Volume and select a desired sound level.
Turning off the Power on/off ring tone
To turn off the ring tone:
1.
Repeat steps 1-2 in Muting the sound section.
2.
Select Power On/Off Ring Tone and select Off.
The only way to change Power on/off ring tone is setting On or Off here. Setting the
sound mute or changing the sound level will not affect the Power on/off ring tone.
Setting Auto Power Off
This function allows the projector to turn off automatically if no input source is
detected after a set period of time to prevent unnecessary waste of light life.
To set Auto Power Off, go into the SYSTEM SETUP: Basic > Operation
Settings > Auto Power Off menu and press
from 5 to 30 minutes in 5-minute increments. If the preset time lengths are not
suitable for your presentation, select Disable. The projector will not automatically
shut down in a certain time period.
for how the audio input is connected.
to select Audio Settings and press MODE/
/
until the
/ . The time period can be set
Operation
39
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