InFocus Projector Lp755 User Manual

USER’S
GUIDE
3821-LP755 COV/DIV ENG  9/9/99  4:55 PM  Page 2 

Copyright © 1999 by InFocus
Wilsonville, Oregon. All rights reserved. 

FCC Warning
This equipment has been tested and found to comply with the limits for a Class A 
digital device, pursuant to part 15 of the FCC Rules. These limits are designed to 
provide reasonable protection against harmful interference when the equipment 
is operated in a commercial environment. This equipment generates, uses, and 
can radiate radio frequency energy and, if not installed and used in accordance 
with the instruction manual, may cause harmful interference to radio communi-
cations....

Declaration of Conformity
Manufacturer: InFocus
27700B SW Parkway Ave. Wilsonville, Oregon 97070 USA
European Office: Olympia 1, NL-1213 NS Hilversum, The Netherlands
We declare under our sole responsibility that the LP755 LCD projector conforms 
to the following directives and norms:
Directive 89/336/EEC, Amended by 93/68/EEC
EMI: EN 55022 (1992) Class A
EMC: EN 50082-1 (1992)
Directive 73/23/EEC, Amended by 93/68/EEC
Safety: EN 60950: 1992 + A1 + A2 + A3: 1995
October, 1999
Australian Certification...

i
TABLE OF CONTENTS
Safety Instructions  iii
Introduction 1
Image Resolution  1
Compatibility 1
Unpacking the Projector  1
Usage Guidelines  3
If You Need Assistance  4
Warranty 4
Setting up the Projector  5
Connecting the CableWizard™3 to the Projector  6
Preparing to Connect Your Equipment to the Projector  7
Connecting a Laptop Computer  8
Connecting a Desktop Computer  10
Connecting a Computer Using a VESA cable  12
Connecting a Video Player  13
Connecting an External Speaker   15
Powering up the...

ii
Ta b l e  o f  C o n t e n t s
Maintenance & Troubleshooting  37
Cleaning the Lens  37
Cleaning the Fan Intake Filter  37
Replacing the Projection Lamp  39
Replacing the Batteries in the Remote Control  41
Using the Kensington Lock  41
Troubleshooting 42
Solutions to Common Problems  43
Appendix 49
Specifications 49
Accessories 51
Portable and Laptop Activation Chart  53
Using Video Mirroring with a PowerBook Computer  57
Projected Image Size  58
Index 61 

iii
SAFETY INSTRUCTIONS
Please read and follow all safety instructions provided BEFORE
 
using your new projector. Failure to comply with safety instruc-
tions may result in fire, electrical shock, or personal injury and 
may damage or impair protection provided by equipment. Please 
save all safety instructions.
Safety Definitions:
•
Wa r n i n g : Statements identify conditions or practices that 
could result in permanent personal injury.
•Caution: Statements identify conditions or practices that could...

iv
Safety Instructions
•
Caution: For ceiling mount installations, please use the ceiling 
mount recommended in this User ’s Guide on page 52 and fol-
low all instructions provided with it.
Safety Symbols:
Attention:
 For information about usage of a feature, please 
refer to the User ’s Guide.
Wa r n i n g : Hot surface. Do not touch.
An arrow pointing to the lamp door on the projector.
Wa r n i n g : Laser radiation. Do not stare into laser beam.
Customer Service
If you need assistance, call InFocus...

INTRODUCTION
3821-LP755 COV/DIV ENG  9/9/99  4:55 PM  Page 3 

1
INTRODUCTION
The InFocus
® LP™755 lightweight multimedia projector com-
bines powerful and sophisticated features with easy-to-use, intui-
tive controls. Built-in multimedia features include audio, a 
palette of 16.7 million colors and active matrix liquid crystal dis-
play (LCD) technology. It delivers crisp, clear XGA 1024x768 
images. The LP755 is ideal for high-performance business, train-
ing and imaging applications that demand exceptional color 
quality.
Image Resolution
NOTE: The projector...