StarTech.com SV431-DVIUA manual Troubleshooting, Symptom

Troubleshooting

Symptom	Causes	Solution
Keyboard or mouse does	In Auto Scan mode, the	Press any front panel
		button to select a
	keyboard and mouse
not work		computer, then use the
	are not operable.
		keyboard and mouse.
		Re-install device driver.
	Improper device driver	The device should be
Newly installed USB device	Device consumes too	self-powered; add a
		power adapter to the
	much power.
does not work		device.
	Improper device
		Be sure the USB cable
	initialization
		is well seated to ensure
		communication
		Wait at least 5
		seconds before
		computer switching
Computer hangs while	Device initialization	to ensure proper USB
		communication.
switching computers	takes too much time	Turn off device
		driver (not keyboard
		nor mouse) before
		switching.
Auto Scan does not switch	All PCs are off or only
	one PC is turned on.
PC automatically and	Scan mode works for	Turn computers on.
SV431DVIUA beeps	power-on computers
	only.
		To adjust the optimal
		video signal strength
Poor video resolution		corresponding to the
	Improper video settings	length or quality of DVI
		cable, press the FUNC
		button combined with
		the other buttons.

Instruction Manual

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