Avenview DVI-VIDEOWALL-4 General Troubleshooting, No Power, No or Distorted Image, Poor Quality

Section 4: General Troubleshooting

Problem	Possible Solution
	∙ Ensure that DVI-VIDEOWALL-4 is plugged in
No Power	∙ If you are recovering from power outage, accidentally unplug the
		adapter or other power surge conditions, leave the device off for
		a while and then power it on again.
	∙	Make sure all cables are in good working condition and properly
		connected to the DVI-VIDEOWALL-4 and displays.
No or Distorted Image	∙ Configure the output video resolution so that it doesn’t excess
		the native resolution of the display. ( in this case, the message of
		“out of range” is usually showed on your screen)
	∙ We suggest that don’t use T-connectors to split your video source
		into to images displayed on two different screens. That will lower
Poor Quality		output video quality. Use a distribution amplifier instead of
		T-connectors.
	∙ Make sure the video source is not compressed and maintains the
		highest native resolution.
Wrong Color	∙	Press “Color Balance” key for auto configuration.
	Auto color configuration only works at VGA and YPbPr inputs.

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