Acer UM.HS5AA.001 manual Troubleshooting, VGA Mode

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Troubleshooting

Before sending your LCD monitor for servicing, please check the troubleshooting list below to see if you can self-diagnose the problem.

VGA Mode

Problem	LED status	Remedy
No picture visible	Blue	Using the OSD menu, adjust brightness and
		contrast to maximum or reset to their default
		settings.
	Off	Check the power switch.
		Check if the power cord is properly connected
		to the monitor.
	Orange	Check if the video signal cable is properly
		connected at the back of monitor.
		Check if the computer system is switched on
		and in power saving/standby mode.
Unstable picture	Blue	Check if the specification of graphics adapter
		and monitor is in compliance which may be
		causing the input signal frequency mismatch.
Abnormal picture	Blue	Using the OSD menu, adjust focus, clock,
(Image is missing,		H-position and V-position with non-standard
off-center, too large		signals.
or too small on the		Check the display setting on your system. In
screen.)
		case of a missing image, please select another
		resolution or vertical refresh rate.
		Wait for a few seconds after adjusting
		the size of the image before changing or
		disconnecting the signal cable or switching
		off the monitor.

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