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[ubuntu] 11.10 xrandr not detectig connections on ATI card

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http://ubuntuforums.org – I use an ATI Mobility Radeon HD 6370 with proprietary drivers v11.8 in Ubuntu 11.10 64 bit and I can't get it to detect an external monitor through HDMI. Not with the Catalyst software nor with the "Displays" utility. I just want to set up a simple and straight forward clone display configuration to see my laptop output on my HD TV monitor. I can do this without any trouble in Windows 7 (same machine, dual boot) so I know there's nothing wrong with my hardware (laptop, cable or TV monitor). I thought it had to do with my xorg.conf, but I don't really know how that works. I rece (Hardware)