C420
Meeting room easy. Install ready
User’s Guide
Page
CD Adobe Acrobat PDF
Trademarks
Remote Control Warning
Declaration of Conformity
FCC Warning
Table of Contents
Important Operating Considerations
Page
Included items
Projector components and features
Introduction
Online Registration
Connector Panel
Required computer connections
Connecting a computer
Optional computer connections
Contact an authorized dealer or visit our website for information on
Displaying a computer image
? No startup screen? Get help on page
First-time projector use with Windows
The Wizard launches two times
Skip this page if you did not connect a USB mouse cable For Windows
For Windows 2000, Windows ME, and Windows XP
Adjusting the image
Standard video connections
Connecting a video device
Optional video connections
? No startup screen? Get help on page
Displaying a video image
press Power button
elevator foot
and focus are produced
Shutting down the projector
Troubleshooting your setup
Power Save
Table 1 LED behavior and meaning
Plug power cable in, press power switch
Source Troubleshooting Problem No startup screen
Solution
press power button. Remove lens cap
Computer image projected
No computer image, just the words “Signal out of range”
Signal
range
Image fuzzy or cropped
For a laptop, disable laptop monitor or turn-on dual- display mode
Remote control not controlling my computer’s mouse
Image clear and not cropped
Adjust keystone on keypad or Picture menu
Projector troubleshooting
Problem
Adjust the focus lens or Sharpness in the
Image upside down
Turn off Ceiling in SettingsSystem menu
Turn off Rear in SettingsSystem menu
Image reversed left to right
Lamp must be replaced page
Lamp won’t turn on, LED blinking red page
Make sure vents aren’t blocked allow projector to cool for one minute
Lamp turns on
Adjust horizontal or vertical position in PictureAdvanced menu
Still having problems?
Move projector, adjust zoom, adjust height
Image not centered on screen
Using the keypad buttons
Using the remote control
Troubleshooting the remote
Troubleshooting audio
Using the audio
Connecting external speakers
Presentation features
Optimizing computer images
Optimizing video images
Customizing the projector
Using the menus
Picture menu
Presets Room Lighting
Advanced settings
Settings menu
Startup Logo Blank Screen
Blank shows an empty screen Mute turns off all sound
IP Address Identifies the projector on the network
Cleaning the lens
Maintenance
Changing the lens
Replacing the projection lamp
Resetting the lamp timer
WARNINGS
wait 60 minutes
Cleaning the dust filter
Using the security lock
security lock
Optional Accessories
Accessories
Standard Accessories
Appendix
Red LED Behavior
Red LED behavior and projector errors
Projected image size
Explanation
3/.912.5/.76 5/1.524.17/1.27 8/2.446.67/2.03 12/3.6610/3.05
Image sizes for short throw lens fixed focus Distance to
screen Diagonal feet/m feet/m
16/4.88 13.33/4.06 20/6.116.67/5.08
Numerics
Page
Page
WARRANTY LIMITATION AND EXCLUSION
Limited Warranty
DISCLAIMER OF UNSTATED WARRANTIES
To Obtain Warranty Service
Limited Warranty Period
To Be Eligible For Limited Warranty Coverage
LIMITATION OF LIABILITY
IF YOU NEED ASSISTANCE…
In Europe InFocus International B.V Strawinskylaan
C420
InFocus Corporation 27700B SW Parkway Avenue Wilsonville, Oregon
1077 XX Amsterdam,The Netherlands Phone +31 20 579 Fax +31 20 579
