I just (Feb 2008) updated some packages on this system, after which the widescreen stopped working :-(.
Just now (March 2008) got it working again db2 700 certification dumps: change the DefaultDepth and Depth values in the Screen section of your xorg.conf from 24 to 16... (the driver is suddenly picky about the maximum clock speed of the graphics card (/var/log/Xorg.0.log says