[ubuntu] Lose video when receiver is turned off or to another input

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http://ubuntuforums.org – I recently reloaded my Shuttle XS35GT with 12.04 after my upgrade from 11.10 to 12.04 blew up the windowing manager and I thought it would be nice to just wipe the slate clean with an LTS version. I have gotten just about everything working great: 5.1 audio, smooth 1080p playback in XBMC, and all my other tools are back in place too. However, I have one problem: the XS35GT has one of the older nvidia ION chipsets (9400m based, I believe) which supports its HDMI output. This is plugged into a Denon receiver with HDMI passthrough, which is then plugged into the TV. The problem comes up when I (Hardware)