BenQ Projector MX852UST+ User Manual

MX852UST+/MW853UST+
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.................. 9
Projector features ..................................... 9
Shipping contents ....................................11
Projector exterior view.........................12
Controls and functions ..........................14
Positioning your 
projector ..................... 20
Choosing a location ................................20
Obtaining a preferred projected 
image size...

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....

Important safety instructions 4
Safety Instructions (Continued)
5. Do not block the projection 
lens with any objects when the 
projector is under operation 
as this could cause the objects 
to become heated and 
deformed or even cause a fire. 
To temporarily turn off the 
lamp, press ECO BLANK on 
the remote control.
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...

Important safety instructions 5
Safety Instructions (Continued)
10. Do not attempt to 
disassemble this projector. 
There are dangerous high 
voltages inside which may 
cause death if you should 
come into contact with live 
parts. The only user 
serviceable part is the lamp 
which has its own removable 
cover.
Under no circumstances 
should you ever undo or 
remove any other covers. 
Refer servicing only to suitably 
qualified professional service 
personnel.
11. When the projector is under 
operation,...

Important safety instructions 6
Safety Instructions (Continued)
- Locations with an ambient temperature 
above 40°C / 104°F
- Locations where the altitudes are 
higher than 3000 m (10000 feet).
13. Do not block the ventilation 
holes.
- Do not place this projector on a 
blanket, bedding or any other soft 
surface.
- Do not cover this projector with a 
cloth or any other item.
- Do not place inflammables near the 
projector. 
If the ventilation holes are 
seriously obstructed, 
overheating inside the...

Important safety instructions 7
Safety Instructions (Continued)
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 the projector does become 
wet, disconnect it from the 
power supplys wall socket and 
call BenQ to have the projector 
serviced.18. This product is capable...

Important safety instructions 8
Safety Instructions (Continued)
You can purchase a BenQ 
projector wall mount kit from 
the place you purchased your 
BenQ projector. BenQ 
recommends that you also 
purchase a separate Kensington 
lock compatible security cable 
and attach it securely to both 
the Kensington lock slot on the 
projector and the base of the 
wall mount bracket. This will 
perform the secondary role of 
restraining the projector should 
its attachment to the mounting 
bracket become loose....

Introduction9
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
Optimize the installation flexibility.
• Filter Free
Filter free design to lower maintenance and...

Introduction 10
•  The apparent brightness of the projected image will vary depending on 
the ambient lighting conditions, selected input signal contrast/brightness 
settings, and is directly proportional to projection distance.
•  The lamp brightness will decline over time and may vary within the lamp 
manufacturers specifications. This is normal and expected behavior.