InFocus LP840 Projector User Manual

LP
®840/
LP
®850 
INSTALLATION & INTEGRATION PROJECTOR.
USER’S GUIDE
LP
®840/
LP
®850 
INSTALLATION & INTEGRATION PROJECTOR.
InFocus Corporation
27700B SW Parkway Avenue 
Wilsonville, Oregon 97070-9215
1-800-294-6400 
•503-685-8888
Fax : 503-685-8887
http://www.infocus.com
In Europe:
InFocus International BV
Strawinskylaan 585
1077 XX Amsterdam
The Netherlands 
Phone: +31 20 579 2000
Fax: +31 20 579 2999
In Asia : 
238A Thomson Road
#18-01/04 Novena Square
Singapore 307684
Telephone: (65) 6334-9005
Fax :...

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Declaration of ConformityManufacturer: InFocus Corporation, 27700B SW Parkway Ave. Wilsonville, Oregon 
97070 USA
European Office: Strawinskylaan 585, 1077 XX Amsterdam, The Netherlands
We declare under our sole responsibility that this projector conform to the following 
directives and norms:
EMC Directive 89/336/EEC, Amended by 93/68/EEC
EMC: EN 55022
           EN 55024
 EN 61000-3-2
 EN 61000-3-3
Low Voltage Directive 73/23/EEC, Amended by 93/68/EEC
Safety: EN 60950: 2000 
October,...

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Table of Contents
Introduction 5
Positioning the projector  7
Connecting a computer  8
Required computer connections  8
Displaying a computer image  10
First-time projector use with Windows 98  11
Adjusting the image  13
Connecting a video device  14
Displaying a video image  16
Shutting down the projector  18
Troubleshooting your setup  18
Using the keypad buttons  26
Using the remote control  27
Using the audio  28
Optimizing computer images  29
Presentation features  29
Optimizing video images  30...

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IntroductionYour new multimedia projector provides three computer, three video, and 
two audio inputs, one audio output, RS-232 control, and has XGA 1024x768 
resolution. Optional user-changeable short, fixed short, long and super long 
throw lenses make this a flexible product suitable for many different uses. 
The projector is easy to connect, easy to use, and easy to maintain. Product specificationsTo read the latest specifications on your multimedia projector, be sure to 
visit our website. Web...

6 Connector Panel
The projector provides three computer and three video connection options: 
 one M1-D (DVI with USB)
 one VESA computer
 one BNC (RGBHV and Pr, Pb, Y)
 one component RCA video (Pr, Pb, Y)
 one S-video
 one composite RCA video
The projector provides computer and video connectors for audio support:
 
 two composite RCA stereo audio (L, R)
 one audio out
 two audio ins for computer
The projector also provides the following connectors:
 one wired remote
 one monitor out 
 RS-232...

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Positioning the projectorTo determine where to position the projector, consider the size and shape of 
your screen, the location of your power outlets, and the distance between 
the projector and the rest of your equipment. Here are some general guide-
lines:
 Position the projector on a flat surface at a right angle to the screen. The 
projector (with the standard lens) must be at least 3 feet (0.9m) from the 
projection screen.
 Position the projector within 10 feet (3m) of your power source and...

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Connecting a computerRequired computer connectionsConnect one end of the VESA computer cable to the Computer 2 connector 
on the projector. Connect the other end to the video port on your computer. 
If you are using a desktop computer, you first need to disconnect the moni-
tor cable from the computer ’s video port. 
Connect the black power cable to the connector on the back of the projector 
and to your electrical outlet.
NOTE: Always use the power cable that shipped with the projector. Optional...

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If you are using a desktop computer and want to see the image on your 
computer screen as well as on the projection screen, plug the monitor cable 
to the Monitor out connector on the projector. 
You can also connect to your computer using a BNC cable. Connect the BNC 
connectors on the BNC cable to the appropriate Computer 3 connectors on 
the projector. Connect the other end to the video port on your computer. If 
you are using a desktop computer, you first need to disconnect the monitor 
cable from...

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Displaying a computer image Remove the lens cap.
Press the power switch on the back of the projector to the on position, then 
press the Pow e r button on the top of the projector or the remote.
The LED flashes green and the fans start to run. When the lamp comes on, 
the startup screen is displayed and the LED is steady green. It can take a 
minute for the image to achieve full brightness. 
? No startup screen? Get help on page 19. 
Turn on your computer.
The computer ’s image should appear on the...