BenQ BenQ HC1200 sRGB DLP Projector User Manual - Page 38

Operating in a high altitude environment, Adjusting the sound, INPUT SOURCE, AUDIO IN, AUDIO OUT

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Operating in a high altitude environment We recommend you use the High Altitude Mode when your environment is between 1500 m -3000 m above sea level, and temperature is between 0°C-30°C. Do not use the High Altitude Mode if your altitude is between 0 m and 1500 m and 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/EXIT 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 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 overheating. 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 speakers. Be sure you have made a correct connection to the projector audio input. See "Connection" on page 19 for how the audio input is connected. INPUT SOURCE Computer HDMI 1/2 VIDEO S-VIDEO AUDIO IN mini jack HDMI RCA RCA AUDIO OUT mini jack mini jack mini jack mini jack Muting the sound To temporarily turn off the sound, • Using the remote control Press MUTE to temporarily turn off the sound. While the sound is off, the screen will display in the upper right corner of the screen. To restore the sound, press MUTE again. • Using the OSD menu 1. Press MENU/EXIT and then press ◄/► until the System Setup: Advanced menu is highlighted. 2. Press ▼ to highlight Audio Settings and press MODE/ENTER. The Audio Settings page displays. 3. Highlight Mute and press ◄/► to select On. 38 Operation

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Operation
38
Operating in a high altitude environment
We recommend you use the
High Altitude Mode
when your environment is between
1500 m –3000 m above sea level, and temperature is between 0°C–30°C.
Do not use the High Altitude Mode if your altitude is between 0 m and 1500 m and 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/EXIT
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
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 adjustments made as below will have an effect on the projector speakers. Be
sure you have made a correct connection to the projector audio input. See
"Connection"
on page 19
for how the audio input is connected.
Muting the sound
To temporarily turn off the sound,
•
Using the remote control
Press
MUTE
to temporarily turn off the sound. While the sound is off, the screen will
display
in the upper right corner of the screen.
To restore the sound, press
MUTE
again.
•
Using the OSD menu
1.
Press
MENU/EXIT
and then press
◄
/
►
until the
System Setup: Advanced
menu is highlighted.
2.
Press
▼
to highlight
Audio Settings
and press
MODE/ENTER
.
The
Audio Settings
page displays.
3.
Highlight
Mute
and press
◄
/
►
to select
On
.
INPUT SOURCE
AUDIO IN
AUDIO OUT
Computer
mini jack
mini jack
HDMI 1/2
HDMI
mini jack
VIDEO
RCA
mini jack
S-VIDEO
RCA
mini jack