BenQ Projector MX852UST+ User Manual

Operation41
Adjusting Brilliant Color
This feature utilizes a new color-processing algorithm and system level 
enhancements to enable higher brightness while providing truer, more 
vibrant colors in picture. It enables a greater than 50% brightness increase in 
mid-tone images, which are common in video and natural scenes, so the 
projector reproduces images in realistic and true colors. If you prefer images 
with that quality, select On. If you don’t need it, select Off.
When Off is selected, the Color...

Operation 42
3D Color Management
In most installation situations, color management will not be necessary, such 
as in classroom, meeting room, or lounge room situations where lights 
remain on, or where building external windows allow daylight into the room. 
Only in permanent installations with controlled lighting levels such as 
boardrooms, lecture theaters, or home theaters, should color management 
be considered. Color management provides fine color control adjustment to 
allow for more accurate...

Operation43
For example, if you select Red and set its value at 0, only the saturation 
of pure red will be affected.
Saturation is the amount of that color in a video picture. Lower settings 
produce less saturated colors; a setting of “0” removes that color from the 
image entirely. If the saturation is too high, that color will be overpowering 
and unrealistic.
6. Press ▼ to highlight Gain and adjust its values to your preference by 
pressing ◄/►. The contrast level of the primary color you select...

Operation 44
4. 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...

Operation45
Remote paging operations
Connect the projector to your PC or notebook with a USB cable prior to 
using the paging function. See 
Connection on page 25 for details.
You can operate your display software program (on a connected PC) which 
responds to page up/down commands (like Microsoft PowerPoint) by 
pressing PA G E  + / PA G E  - on the remote control.
If remote paging function doesnt work, check if the USB connection is 
correctly made and the mouse driver on your computer is updated to...

Operation 46
Locking control keys
With the control keys on the projector locked, you can prevent your 
projector settings from being changed accidentally (by children, for example). 
When the Panel Key Lock is on, no control keys on the projector will 
operate except   POWER.
1. Go to the System Setup: Basic > Panel Key Lock menu, and select 
On by pressing ◄/► on the projector or remote control. A 
confirmation message appears.
2. Highlight Ye s and press MODE/ENTER to confirm.
To release panel key...

Operation47
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 25 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...

Operation 48
Turning off the Power on/off ring tone
1. Repeat steps 1-2 above.
2. Press ▼ to highlight Power on/off ring tone and press ◄/► to 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.
Using the test pattern
The projector is capable of displaying the grid 
test pattern. It can be used to assist you with 
the adjustment of image size and focus, 
ensuring that the...

Operation49
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 D i s p l a y  >  Te a c h i n g  Te m p l a t e 
and press ▲/▼ to select Blackboard or Whiteboard.
2. Press ◄/► to choose the pattern you need.
3. Press MODE/ENTER to activate the pattern.
Teaching 
Te m p l a t eWhiteboardBlackboard
Letter 
Formation
Worksheet
Coordinate 
Chart 

Operation 50
Shutting down the projector
1. Press  POWER or  OFF and a confirmation message will 
appear prompting you.
If you dont respond in a few seconds, the message will disappear.
2. Press  POWER or  OFF a second time. The POWER 
indicator light flashes orange, the projection lamp shuts down, and the 
fans will continue to run for approximately 90 seconds to cool down the 
projector.
To protect the lamp, the projector will not respond to any commands during 
the cooling process. To shorten the...