USERS MANUAL MODEL 28A8757
Audio Visual Products
Page
Remote Control Warning
Safety Certifications
Declaration of Conformity
Trademarks
Important Operating Considerations
Table of Contents
Introduction
Included items
Cables
network
Projector components and features
Connecting a computer
Required computer connections
Optional computer connections
nector on the projector
? No startup screen? Get help on page
Displaying a computer image
First-time projector use with Windows
For Windows
Skip this page if you did not connect a USB mouse cable
The Wizard launches three times
For Windows 2000, Windows ME, and Windows XP
Adjusting the image
Connecting a video device
Standard video connections
Optional video connections
press Power
Displaying a video image
adjust distance
? No startup screen? Get help on page
and sharpness are produced
Shutting down the projector
Troubleshooting your setup
Power Save
Screen Save
Problem
Source troubleshooting
Solution
Plug power cable in and remove lens cap
Signal
No computer image, just the words “Signal out of range”
Computer image projected
range
Remote control not controlling my computer’s mouse
For a laptop, disable laptop monitor or turn-on dual- display mode
Image fuzzy or cropped
Image clear and not cropped
Problem
Projector troubleshooting
Solution
Adjust keystone on keypad
Turn off Rear in SettingsSystem menu
Turn off Ceiling in SettingsSystem menu
Image does not fit 169 screen Image upside down
Image reversed left to right
COLOR
Adjust color, tint, color temperature
COLOR
Change Video Standard in
adjust horizontal or vertical position in PictureAdvanced menu
Move projector, adjust zoom, adjust height
Lamp won’t turn on, LED blinking red page
Lamp must be replaced page
Regarding this projector
Using the keypad buttons
Troubleshooting the remote
Using the remote control
Using the audio
Troubleshooting audio
Connecting external speakers
Optimizing computer images
Presentation features
Customizing the projector
Optimizing video images
Using the menus
Picture menu
Presets The provided Presets optimize the projector for displaying com
Advanced settings
Settings menu
Blank shows an empty screen Mute turns off all sound
Service
Cleaning the lens
Maintenance
Replacing the projection lamp
WARNINGS
Resetting the lamp timer
monitor out
Using the security lock
network
computer in
Accessories
Specifications
Appendix
Temperature Operating
Optional Accessories
Projected image size
Distance to screen
Diagonal
Numerics
Page
USB, using your mouse
temperature limits 38 Tint 13 Troubleshooting 14
Video connector 11 video images optimizing
VESA port 6 Video button 12 video connections optional 11 standard
FIVE-YEAR LIMITED WARRANTY
SERVICE & REPAIR
LEGAL INFORMATION
Audio Visual Products
Parts & Service
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584-5156
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