Ask Proxima C175 manual No computer image, just the words Signal out of range

Page 15

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

	A	Signal	out of
		range	out of

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

Computer image projected

A

A

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

For PC: Image fuzzy or cropped				Set your computer’s display resolution to	Image clear and not cropped
				Set your computer’s display resolution to	Image clear and not cropped
				the native resolution of the projector
				the native resolution of the projector
	A		A	(Start>Settings>Control		A
				(Start>Settings>Control
				Panel>Display>Settings tab, select
				1024x768)
				1024x768)
				For a laptop,
				disable laptop
				monitor
				or turn-on dual-
				display mode

14

Image 15

Contents User’s Guide EN 55022 Warning Declaration of ConformityTrademarks FCC WarningTable of Contents Introduction Connector panel Connector PanelConnecting a computer Required computer connectionsOptional computer connections Page ? No startup screen? Get help on Displaying a computer imageAdjusting the image Connecting a video device Displaying a video image Page Troubleshooting your setup Status indicator light behavior and meaningShutting down the projector Page No computer image, just the words Signal out of range Image clear and not cropped Page Page Projected colors don’t match source Still having problems? Lamp won’t turn on, Temperature light is onLamp must be replaced Lamp turns on Auto image-resets the projector to the source Using the keypad buttonsTroubleshooting the remote Using the remote controlUsing the audio Troubleshooting audioConnecting external speakers Customizing the projector Presentation featuresOptimizing computer images Optimizing video imagesUsing the menus Picture menu Presets Advanced settings Settings menu Save is disabled when Power Save is enabled Custom Key Language Service menu To change the PIN PIN featureTo reset the PIN back to the default To enter the PIN at projector startupMaintenance Cleaning the lensUsing the security lock Replacing the projection lamp Resetting the lamp timer Cleaning the lamp filter screens Projected image size AppendixIndex