Dukane 28A8757 No computer image, just the words “Signal out of range”, Computer image projected

Page 18
No computer image, just the words “Signal out of range”

No computer image, just the words “Signal out of range”

Adjust computer refresh rate in Control Panel>Display>Settings>Advanced> Adapter (location varies by operating system)

Computer image projected

A

Signal

 

range

out

of

 

You may also need to set a different resolution on your computer, as shown in the following Problem, “Image fuzzy or cropped”

A

A

16

Image 18
Contents Audio Visual Products USERS MANUAL MODEL 28A8757Page Declaration of Conformity Safety CertificationsRemote Control Warning TrademarksTable of Contents Important Operating ConsiderationsIntroduction Included itemsCables Projector components and features networkConnecting a computer Required computer connectionsOptional computer connections nector on the projector Displaying a computer image ? No startup screen? Get help on pageFirst-time projector use with Windows The Wizard launches three times Skip this page if you did not connect a USB mouse cableFor Windows For Windows 2000, Windows ME, and Windows XPAdjusting the image Connecting a video device Standard video connectionsOptional video connections adjust distance Displaying a video imagepress Power elevatorand sharpness are produced Power Save Troubleshooting your setupShutting down the projector Screen SaveSolution Source troubleshootingProblem Plug power cable in and remove lens capNo computer image, just the words “Signal out of range” Signalrange Image fuzzy or cropped For a laptop, disable laptop monitor or turn-on dual- display modeRemote control not controlling my computer’s mouse Image clear and not croppedAdjust Sharpness in the PictureAdvanced Projector troubleshootingAdjust keystone on keypad Image not squareImage does not fit 169 screen Image upside down Turn off Ceiling in SettingsSystem menuTurn off Rear in SettingsSystem menu Image reversed left to rightCOLOR Adjust color, tint, color temperatureCOLOR Change Video Standard inLamp must be replaced page Move projector, adjust zoom, adjust heightadjust horizontal or vertical position in PictureAdvanced menu Lamp turns onUsing the keypad buttons Regarding this projectorUsing the remote control Troubleshooting the remoteUsing the audio Troubleshooting audioConnecting external speakers Presentation features Optimizing computer imagesOptimizing video images Customizing the projectorUsing 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 Maintenance Cleaning the lensReplacing the projection lamp Resetting the lamp timer WARNINGSUsing the security lock computer inAppendix SpecificationsAccessories DimensionsDistance to screen Projected image sizeOptional Accessories DiagonalNumerics Page temperature limits 38 Tint 13 Troubleshooting 14 USB, using your mouseVideo connector 11 video images optimizing VESA port 6 Video button 12 video connections optional 11 standardFIVE-YEAR LIMITED WARRANTY SERVICE & REPAIRLEGAL INFORMATION 584-5156 Parts & Service676-2486 676-2487