Dukane 28A8757 user manual nector on the projector

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nector on the projector.

If you prefer connecting your computer to the projector with an optional

VESA cable, connect one end of the cable to the VESA port on your com-connect VESA cable puter, and connect the other end of the cable to the blue Computer 2 con-

nector on the projector.

You can control the projector from an LCD control panel or computer by connecting an RS-232 cable to the projector’s Serial connector.

connect RS-232 cable

The projector can be managed by networking software through its Network

connector.	connect network cable

Network

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Contents Audio Visual Products USERS MANUAL MODEL 28A8757Page Safety Certifications Remote Control WarningDeclaration of Conformity TrademarksTable of Contents Important Operating ConsiderationsCables IntroductionIncluded items Projector components and features networkOptional computer connections Connecting a computerRequired computer connections nector on the projector Displaying a computer image ? No startup screen? Get help on pageFirst-time projector use with Windows Skip this page if you did not connect a USB mouse cable For WindowsThe Wizard launches three times For Windows 2000, Windows ME, and Windows XPAdjusting the image Optional video connections Connecting a video deviceStandard video connections Displaying a video image press Poweradjust distance elevatorand sharpness are produced Troubleshooting your setup Shutting down the projectorPower Save Screen SaveSource troubleshooting ProblemSolution Plug power cable in and remove lens caprange No computer image, just the words “Signal out of range”Signal For a laptop, disable laptop monitor or turn-on dual- display mode Remote control not controlling my computer’s mouseImage fuzzy or cropped Image clear and not croppedProjector troubleshooting Adjust keystone on keypadAdjust Sharpness in the PictureAdvanced Image not squareTurn off Ceiling in SettingsSystem menu Turn off Rear in SettingsSystem menuImage does not fit 169 screen Image upside down Image reversed left to rightAdjust color, tint, color temperature COLORCOLOR Change Video Standard inMove projector, adjust zoom, adjust height adjust horizontal or vertical position in PictureAdvanced menuLamp must be replaced page Lamp turns onUsing the keypad buttons Regarding this projectorUsing the remote control Troubleshooting the remoteConnecting external speakers Using the audioTroubleshooting audio 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 inSpecifications AccessoriesAppendix DimensionsProjected image size Optional AccessoriesDistance to screen DiagonalNumerics Page USB, using your mouse Video connector 11 video images optimizingtemperature limits 38 Tint 13 Troubleshooting 14 VESA port 6 Video button 12 video connections optional 11 standardLEGAL INFORMATION FIVE-YEAR LIMITED WARRANTYSERVICE & REPAIR Parts & Service 676-2486584-5156 676-2487