1 of 1 people found this helpful
If you have tested different drivers, cables and TV's, then the next option would be assuming that there is someting wrong with the port on the motherboard. We have had no problems reported with that particular driver, and any device should be detected automatically. Have you tried contacting Hewlett-Packard*?
when attaching via HDMI the video driver for some reason chooses 59 Hertz for the refresh rate, need to go into advanced and change it to 60 Hertz.
In order to do this hook up second monitor so you can see the screen and make the settings change