Operation
39
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
for how the audio input is connected.
Muting the sound
To adjust the sound level, press
MUTE
on the remote
control, or:
1.
Press
MENU/EXIT
and then press
/
until the
SYSTEM SETUP: Advanced
menu is selected.
2.
Press to select
Audio Settings
and press
MODE/
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 / . The time period can be set
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.
