Installation Menu - BenQ HT5550 User Manual

INSTALLATION menu

Projector The projector can be installed on a ceiling or behind a screen, or with one or more
mirrors. See
Position
Adjusts the image size and focus and check that the
projected image is free from distortion.
Test Pattern
There are several options to set the image's aspect ratio depending on your input
signal source.
• Auto: Scales an image proportionally to fit the
Aspect Ratio
• 4:3: Scales an image so that it is displayed in the center
• 16:9: Scales an image so that it is displayed in the
12V Trigger If On is selected, the projector will send electronic signal out when it is turned on.
We recommend you use the High Altitude Mode when your environment is
between 1500 m–3000 m above sea level, and ambient temperature is between
0°C–30°C.
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
High Altitude
may display auto shut-down symptoms, which is designed to protect your projector
Mode
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.
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.
34 Menu operation
Choosing a location on page
projector's native resolution in its horizontal or vertical
width.
of the screen with a 4:3 aspect ratio.
center of the screen with a 16:9 aspect ratio.
12.
15:9 picture
4:3 picture
16:9 picture