BenQ Projector MX882UST User Manual

Operation 31
About the aspect ratio
•  In the pictures below, the black portions are inactive areas and the white portions are active areas.
•  OSD menus can be displayed on those unused black areas.
1.Auto: Scales an image proportionally 
to fit the projectors native resolution 
in its horizontal or vertical width. This 
is suitable for the incoming image 
which is neither in 4:3 nor 16:9 and 
you want to make most use of the 
screen without altering the images 
aspect ratio.
2.Real
: The image is...

Operation 32
Optimizing the image
Using Wall Color
In the situation where you are projecting onto a colored surface such as a painted wall 
which may not be white, the Wall Color feature can help correct the projected picture’s 
colors to prevent possible color difference between the source and projected pictures.
To use this function, go to the DISPLAY > Wall Color menu and press  /  to select 
a color which is closest to the color of the projection surface. There are several 
precalibrated colors to...

Operation 33 6. Press  to select a menu item to be changed and adjust the value with /. See 
Fine-tuning the image quality in user modes below for details.
Fine-tuning the image quality in user modes
According to the detected signal type and selected picture mode, some of the below 
functions may not be available. Based on your needs, you can make adjustments to these 
functions by highlighting them and pressing  /  on the projector or remote control.
Adjusting Brightness
The higher the value, the...

Operation 34
Setting a preferred color temperature
To set a preferred color temperature:
1. Highlight Color Temperature and select Warm, Normal or Cool by pressing 
/  on the projector or remote control.
2. Press  to highlight Color Temperature Fine Tuning and press MODE/
ENTER. The Color Temperature Fine Tuning page displays.
3. Press  / to highlight the item you want to change and adjust the values by 
pressing / .
•R Gain/G Gain/B Gain: Adjusts the contrast levels of Red, Green, and Blue.
•R Offset/G...

Operation 35 Please refer to the illustration to the right 
for how the colors relate to each other.
For example, if you select Red and set its 
range at 0, only pure red in the projected 
picture will be selected. Increasing its range 
will include red close to yellow and red close 
to magenta.
5. Press  to highlight Saturation and adjust 
its values to your preference by pressing  /
. Every adjustment made will reflect to 
the image immediately.
For example, if you select Red and set its 
value at 0,...

Operation 364. Press  to highlight Timer Position and set the timer position by pressing  /
.
5. Press   to highlight Timer Counting Direction and select your desired counting 
direction by pressing  / .
6. Press  to highlight Sound Reminder and decide if you want to activate sound 
reminder by pressing  / . If you select On, a double beep sound will be heard at 
the last 30 seconds of counting down/up, and a triple beep sound will be produced 
when the timer is up.
7. To activate the presentation timer,...

Operation 37
Hiding the image
In order to draw the audiences full attention to the presenter, you can use ECO BLANK 
on the projector or remote control to hide the screen image. When this function is 
activated with an audio input connected, the audio can still be heard. 
You can set the blank time in the 
SYSTEM SETUP: Basic > Operation Settings > 
Blank Timer menu to let the projector return the image automatically after a period of 
time when there is no action taken on the blank screen.
If the preset...

Operation 38symptoms. 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 18 for how the audio input is connected.
Muting the sound
To temporarily turn off the sound:
1. Press MENU/EXIT and then press  /  until the SYSTEM SETUP: Advanced 
menu is...

Operation 39
Using the teaching templates
The projector provides several preset patterns for various teaching purposes. To activate 
the pattern:
1. Open the OSD menu and go to the DISPLAY > Teaching Template and press 
/   to select Blackboard or Whiteboard. 
2. Press /  to choose the pattern you need. 
3. Press MODE/ENTER to activate the pattern. 
Teaching 
TemplateWhiteboardBlackboard
Letter 
Formation
Worksheet
Coordinate 
Chart 

Operation 40
Presenting from a USB Reader
This feature allows you to browse the image and document files stored on a USB flash 
drive connected to the projector. It can eliminate the need for a computer source.
Supported file formats:
•  A square box will display on the filename for unidentified characters.
•  Thai filename is not supported.
•  Files in GIF, TIFF, PNG and BMP formats can be displayed for the file size smaller than WXGA (1280 x 
800) only.
•  If a folder consists of more than 200 files,...