I created this xorg.conf file to run two Viewsonic VG22230wm LCD monitors on my Linux Fedora 6 box. One monitor is running throught the DVI connector. The other is running throught the VGA connector. Gigabyte ATI Radeon 9600 Pro 256M Linux Fedora 6 Linux one 2.6.20-1.2962.fc6 #1 SMP Tue Jun 19 19:27:14 EDT 2007 i686 i686 i386 GNU/Linux Wed Jul 11 07:56:17 EDT 2007 GV-R96P256D The extra unused device is probably the S-Video connector. # Xorg configuration created by system-config-display Section "ServerLayout" Identifier "single head configuration" Screen 0 "Screen0" 0 0 Screen 0 "Screen1" RightOf "Screen0" InputDevice "Keyboard0" "CoreKeyboard" EndSection Section "InputDevice" Identifier "Keyboard0" Driver "kbd" Option "XkbModel" "pc105" Option "XkbLayout" "us" EndSection Section "Device" Identifier "Videocard0" Driver "ati" BusID "PCI:01:00:0" Screen 0 Option "SWcursor" "on" EndSection Section "Device" Identifier "Videocard1" Driver "ati" BusID "PCI:01:00:0" Screen 1 Option "SWcursor" "on" EndSection Section "Device" Identifier "Videocard2" Driver "ati" BusID "PCI:01:00:1" EndSection Section "Screen" Identifier "Screen0" Device "Videocard0" DefaultDepth 24 SubSection "Display" Viewport 0 0 Depth 24 Modes "1680x1050" EndSubSection EndSection Section "Screen" Identifier "Screen1" Device "Videocard1" DefaultDepth 24 SubSection "Display" Viewport 0 0 Depth 24 Modes "1680x1050" EndSubSection EndSection