Ist leider alles schon drin. Hänge mal den Bereich der xorg.conf evt findest du ja noch einen Fehler:
Section "Monitor"
Option "CalcAlgorithm" "XServerPool"
DisplaySize 305 230
HorizSync 30-95
Identifier "Monitor[0]"
ModelName "108095"
Option "PreferredMode" "1024x768"
VendorName "BELINEA"
VertRefresh 50-160
UseModes "Modes[0]"
EndSection
Section "Modes"
Identifier "Modes[0]"
Modeline "1024x768" 113.31 1024 1096 1208 1392 768 769 772 814
EndSection
Section "Screen"
DefaultDepth 24
SubSection "Display"
Depth 15
Modes "1024x768" "1024x600" "800x600" "768x576" "640x480"
EndSubSection
SubSection "Display"
Depth 16
Modes "1024x768" "1024x600" "800x600" "768x576" "640x480"
EndSubSection
SubSection "Display"
Depth 24
Modes "1024x768" "1024x600" "800x600" "768x576" "640x480"
EndSubSection
SubSection "Display"
Depth 8
Modes "1024x768" "1024x600" "800x600" "768x576" "640x480"
EndSubSection
Device "Device[0]"
Identifier "Screen[0]"
Monitor "Monitor[0]"
EndSection
Section "Device"
BoardName "SiS 660"
Driver "vesa"
Identifier "Device[0]"
Option "EnableSiSCtrl" "on"
VendorName "SiS"
EndSection
Section "ServerLayout"
Identifier "Layout[all]"
InputDevice "Keyboard[0]" "CoreKeyboard"
InputDevice "Mouse[1]" "CorePointer"
Option "Clone" "off"
Option "Xinerama" "off"
Screen "Screen[0]"
EndSection
Section "DRI"
Group "video"
Mode 0660
EndSection