BenQ Projector MX854UST User Manual

MX854UST/MW855UST/MH856UST
Digital Projector
User Manual 

Table of contents 2
Ta b l e  o f  c o n t e n t s
Important safety 
instructions ................... 3
Introduction.................. 7
Projector features ..................................... 7
Shipping contents ...................................... 8
Projector exterior view........................... 9
Controls and functions ..........................11
Positioning your 
projector ..................... 16
Using the quick install ............................16
Obtaining a preferred projected 
image...

Important safety instructions 3
Important safety instructions
Your projector is designed and tested to meet the latest standards for safety of information 
technology equipment. However, to ensure safe use of this product, it is important that 
you follow the instructions mentioned in this manual and marked on the product. 
Safety Instructions
1.Please read this manual before 
you operate your projector. Save 
it for future reference. 
2.Do not look straight at the 
projector lens during operation. 
The...

Important safety instructions 4
Safety Instructions (Continued)
6. The lamp becomes extremely hot 
during operation. Allow the 
projector to cool for approximately 
45 minutes prior to removing the 
lamp assembly for replacement. 
7. Do not operate lamps beyond the 
rated lamp life. Excessive operation 
of lamps beyond the rated life could 
cause them to break on rare 
occasions. 
8. Never replace the lamp assembly or 
any electronic components unless 
the projector is unplugged. 9. Do not place this...

Important safety instructions 5
Safety Instructions (Continued)
12. Do not place this projector in any 
of the following environments.
- Space that is poorly ventilated or 
confined. Allow at least 50 cm 
clearance from walls and free flow of 
air around the projector. 
- Locations where temperatures may 
become excessively high, such as the 
inside of a car with all windows rolled 
up.
- Locations where excessive humidity, 
dust, or cigarette smoke may 
contaminate optical components, 
shortening the...

Important safety instructions 6
Safety Instructions (Continued)
15. Do not stand the projector on end 
vertically. Doing so may cause the 
projector to fall over, causing injury or 
resulting in damage to the projector. 
16. Do not step on the projector or place 
any objects upon it. Besides probable 
physical damage to the projector, 
doing so may result in accidents and 
possible injury. 
17. Do not place liquids near or on the 
projector. Liquids spilled into the 
projector may cause it to fail. If...

Introduction7
Introduction
Projector features
The projector offers the following features
•SmartEco™ starts your dynamic power saving
The SmartEco™ technology offers a new way of operating the projector lamp system 
and saves lamp power up to 30% depending on the content brightness level.
•Interactive capability
Extend the interactive function with optional PointWrite module. 
•Vertical 8% lens shift (No available in MH856UST)
Optimize the installation flexibility.
•Corner fit
Correct each distorted...

Introduction 8
Shipping contents
Carefully unpack and verify that you have all of the items shown below. If any of these items 
are missing, please contact your place of purchase.
Standard accessories
The supplied accessories will be suitable for your region, and may differ from those illustrated. 
Optional accessories 
*The warranty card is only supplied in some specific regions. Please consult your dealer for 
detailed information.
**There is no Laser function of the remote for Japan region.
***Hex key...

Introduction9
Projector exterior view
1. PointWrite dummy cover 
(Optional PointWrite kit)
2. Mirror
3. Lamp compartment cover
4. Focus ring
5. External control panel 
(See Projector on page 11 for 
details.)
6. Vent (cool air intake)
7. Lens shift (No available in 
MH856UST)
8. Projection lens
9. Front adjuster foot
10. Front IR remote sensor
11. COMPUTRR-2 input jack
12. COMPUTER-1 input jack
13. RS-232 control port
14. RGB signal output jack
15. S-VIDEO input jack
16. HDMI-2 input jack
17. HDMI-1 /...

Introduction 10
29. Wall mount plate
Bottom side
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