Uninstall your proprietary drivers and see what happens, at least regarding the lag. I have a little experience with xrandr and dual monitors, what does this output when your tv is plugged in?:
xrandr -q This is a very strange case if your tv is HDMI and not working automatically. Sent from my iPhone On Feb 27, 2013, at 6:07 PM, piggy classy <[email protected]> wrote: > Hi all, > > I've been working on making the launch video. One of the things I had hoped > to do was to connect my TV to my laptop as a secondary monitor. This way, I > can record with a higher resolution and thus can zoom in to particular parts > of the screen without things getting blurry. > > This is my laptop: > Dell XPS 15-L502x > Geforce GT 525M > > I'm connecting my TV to it via HDMI. But nothing shows up. Only my laptop is > shown as available in "Displays," Clicking "Detect Displays" does nothing. > > It would be great if I could get some help from you guys. > > Piggy > -- > Mailing list: https://launchpad.net/~elementary-dev-community > Post to : [email protected] > Unsubscribe : https://launchpad.net/~elementary-dev-community > More help : https://help.launchpad.net/ListHelp -- Mailing list: https://launchpad.net/~elementary-dev-community Post to : [email protected] Unsubscribe : https://launchpad.net/~elementary-dev-community More help : https://help.launchpad.net/ListHelp
