First what does the LED on the base look like?
If the base led is solid green, unplug the display and wait 5 seconds then plug it back. If the same thing happens, unplug the power to the base and wait 60 seconds and plug the base back....
If the base led is solid green, unplug the display and wait 5 seconds then plug it back. If the same thing happens, unplug the power to the base and wait 60 seconds and plug the base back....