BenQ MH534 User Manual - Page 42

Operating in a high altitude environment, Adjusting the sound

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Operating in a high altitude environment We recommend you use the High Altitude Mode when your environment is 1500 m -3000 m above sea level, and ambient temperature is between 0°C-35°C. Do not use the High Altitude Mode if your altitude is between 0 m and 1500 m and ambient temperature is between 0°C and 35°C. The projector will be over cooled, if you turn the mode on under such a condition. To activate the High Altitude Mode: 1. Press MENU and then press / until the SYSTEM SETUP: Advanced menu is highlighted. 2. Press to highlight High Altitude Mode and press / to select On. A confirmation message displays. 3. Highlight Yes and press OK. 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 adjustments 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 for how the audio input is connected. Muting the sound To temporarily turn off the sound, press on the remote control, or: 1. Press MENU and then press / until the SYSTEM SETUP: Advanced menu is highlighted. 2. Press to highlight Audio Settings and press OK. The Audio Settings page displays. 3. Highlight Mute and press / to select On. Adjusting the sound level To adjust the sound level, press VOL / on the remote control, or: 1. Repeat steps 1-2 above. 2. Press to highlight Volume and press / to select a desired sound level. 42 Operation

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Operation
42
Operating in a high altitude environment
We recommend you use the
High Altitude Mode
when your environment is 1500
m –3000 m above sea level, and ambient temperature is between 0°C–35°C.
Do not use the High Altitude Mode if your altitude is between 0 m and
1500 m and ambient temperature is between 0°C and 35°C. The projector
will be over cooled, if you turn the mode on under such a condition.
To activate the
High Altitude Mode
:
1.
Press
MENU
and then press
/
until the
SYSTEM SETUP: Advanced
menu is highlighted.
2.
Press
to highlight
High Altitude Mode
and press
/
to select
On
. A
confirmation message displays.
3.
Highlight
Yes
and press
OK
.
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 adjustments 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
for how the audio input is connected.
Muting the sound
To temporarily turn off the sound, press
on
the remote control, or:
1.
Press
MENU
and then press
/
until
the
SYSTEM SETUP: Advanced
menu
is highlighted.
2.
Press
to highlight
Audio Settings
and
press
OK
. The Audio Settings page
displays.
3.
Highlight
Mute
and press
/
to select
On
.
Adjusting the sound level
To adjust the sound level, press
VOL
/
on
the remote control, or:
1.
Repeat steps 1-2 above.
2.
Press
to highlight
Volume
and press
/
to select a desired sound level.