BenQ Pb8250 Digital Projector Installation Series Users Manual

We l c o m e
PB8250 Digital Projector
Installation Series
User’s Manual 

Copyright
Copyright 2004 by BENQ Corporation. All rights reserved. No part of this publication may be repro-
duced, transmitted, transcribed, stored in a retrieval system or translated into any language or com-
puter language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, 
manual or otherwise, without the prior written permission of this company.
Disclaimer
BENQ Corporation makes no representations or warranties, either expressed or implied, with respect 
to the...

Table of Contents iii
Table of Contents
Important Safety Instructions ...............................  1
Introduction ...........................................................  4
Projector Features  ......................................................................... 4
Shipping Contents ......................................................................... 5
Optional Accessories  ...................................................................................... 6
Projector Exterior View...

Table of Contents iv
Laser Pointer Operation  ............................................................. 21
Mouse Function Operation  ........................................................ 22
Zoom In + / Zoom Out - ............................................................ 22
Volume Adjustment  ................................................................... 22
PIP (Picture In Picture) Operation ............................................ 22
Freeze...

Table of Contents v
Supported timing for PC (including DVI-I) input  .................................... 44
Supported timing for YPbPr input .............................................................. 44
Supported timing for Video and S-Video inputs  ....................................... 44
Dimensions...........................................................  45
Warranty...............................................................  46
Limited Warranty...

Table of Contents vi 

Important Safety Instructions 1
Important Safety Instructions
Your BenQ projector is designed and tested to meet the latest standards for safety of infor-
mation 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.   
Caution
•To prevent shock, do not open the 
cabinet. There are no user-serviceable 
parts inside. 
•Please read this user’s manual before 
you operate your projector. Save...

Important Safety Instructions 2  
Safety Instructions
1. The lamp becomes extremely hot 
during operation. Allow the projec-
tor to cool for approximately 45 
minutes prior to removing the lamp 
assembly for replacement. 
2. Do not operate lamps beyond the 
rated lamp life. Excessive operation 
of lamps beyond the rated life could 
cause them to explode on rare occa-
sions. 
3. Never replace the lamp assembly or 
any electronic components unless 
the projector is unplugged. 4. Do not place this product...

Important Safety Instructions 3        
Safety Instructions (Continued)
7. Do not block the ventilation holes. 
- Do not place this unit on a blanket, 
bedding or any other soft surface. 
- Do not cover this unit with a cloth or any 
other item. 
- Do not place inflammables near the 
projector.   
If the ventilation holes are seriously 
obstructed, overheating inside the unit 
may result in a fire.
8. Do not place this unit in any of the 
following environments. 
- Space that is poorly ventilated or...

Introduction 4
Introduction
Projector Features
The projector integrates high-performance optical engine projection and a user-friendly 
design to deliver high reliability and ease of use.
The projector offers the following features:
• Full-function remote control with laser pointer/ remote mouse function
• High quality manual zoom lens
• One-key auto-adjustment to display the best picture quality
• Digital keystone correction to correct distorted images 
• Adjustable color balance control for data/video...