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Dukane
user manual
Audio Visual Products, USERS MANUAL MODEL 28A8757
Models:
28A8757
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Troubleshooting
Specs
Signal
Resetting the lamp timer
Connecting a computer
Warranty
Maintenance
Problem
Optional Accessories
Adjusting the image
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USERS MANUAL MODEL 28A8757
Audio Visual Products
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Contents
USERS MANUAL MODEL 28A8757
Audio Visual Products
Page
Remote Control Warning
Safety Certifications
Declaration of Conformity
Trademarks
Important Operating Considerations
Table of Contents
Included items
Introduction
Cables
network
Projector components and features
Required computer connections
Connecting a computer
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
Standard video connections
Connecting a video device
Optional video connections
press Power
Displaying a video image
adjust distance
elevator
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”
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
Adjust keystone on keypad
Projector troubleshooting
Adjust Sharpness in the PictureAdvanced
Image not square
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 must be replaced page
Lamp turns on
Regarding this projector
Using the keypad buttons
Troubleshooting the remote
Using the remote control
Troubleshooting audio
Using the 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
computer in
Using the security lock
Accessories
Specifications
Appendix
Dimensions
Optional Accessories
Projected image size
Distance to screen
Diagonal
Numerics
Page
Video connector 11 video images optimizing
USB, using your mouse
temperature limits 38 Tint 13 Troubleshooting 14
VESA port 6 Video button 12 video connections optional 11 standard
SERVICE & REPAIR
FIVE-YEAR LIMITED WARRANTY
LEGAL INFORMATION
676-2486
Parts & Service
584-5156
676-2487
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