Elo TouchSystems 1847L manual

Image has vertical flickering line bars.	Use “Phase” to make an adjustment.
	Check and reconfigure the display mode of the vertical
	refresh rate of your graphic card to make it compatible with
	the LCD display.
Image is unstable and flickering	Use “CLOCK” to make an adjustment.
Image is scrolling	Make sure the VGA signal cable (or adapter) is well
	connected.
	Check and reconfigure the display mode of the vertical
	refresh rate of your graphic card to make it compatible with
	the LCD display.
Touch doesn’t work	Make sure cable is securely attached at both ends.

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