Dell 4310WX User Manual
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Troubleshooting Your Projector 634Troubleshooting Your ProjectorIf you experience problems with your projector, see the following troubleshootingtips. If the problem persists, contact Dell™. See Contacting Dell™ on page 76.Problem Possible SolutionNo image appears on thescreen• Ensure that the lens cap is removed and theprojector is turned on.• Ensure that the INPUT SELECT is setcorrectly in the OSD menu.• Ensure the external graphics port is enabled.If you are using a Dell™ portable computer,press (Fn+F8). For othercomputers, see your respectivedocumentation. The output signal from thecomputer is not according to industrystandards. Should this happen, upgrade thevideo driver of the computer. For Dellcomputer, see support.dell.com.• Ensure that all the cables are securelyconnected. See "Connecting Your Projector"on page 9.• Ensure that the pins of the connectors arenot bent or broken.• Ensure that the lamp is securely installed(see "Changing the Lamp" on page 69).• Use Test Pattern in the Others menu.Ensure that the colors of the test pattern arecorrect.Missing Input Source.Cannot switch to particularInput Source.Go to Advanced Enable/Disable Sources,ensure that particular Input Source is set toEnable. |
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