[ubuntu] 2 Monitors on a Toshiba Tecra M9

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http://ubuntuforums.org – Hi, I'm trying to use 2 external Monitors connected via a dockingstation (that have a vga & dvi out) to my Toshiba Tecra M9. When taking a look to the display properties everything looks fine. All Displays incl. the internal one are detected correctly and the native solutions are preconfigured correctly. But I will only get the internal 1400x900 + the external Dell Monitor 1024x1280 connected to dvi to work at the same time. But I would like to have the internal display disabled, and only the two externals runnning at the same time (the other one is a S (Hardware)