Try if this helps:
Code:
##imac-ppc-slot-loader-350-xorg.conf#################
# xorg.conf (X.Org X Window System server configuration file)
#
# This file was generated by dexconf, the Debian X Configuration tool, using
# values from the debconf database.
#
# Edit this file with caution, and see the xorg.conf manual page.
# (Type "man xorg.conf" at the shell prompt.)
#
# This file is automatically updated on xserver-xorg package upgrades *only*
# if it has not been modified since the last upgrade of the xserver-xorg
# package.
#
# If you have edited this file but would like it to be automatically updated
# again, run the following command:
# sudo dpkg-reconfigure -phigh xserver-xorg
Section "Monitor"
Identifier "Configured Monitor"
HorizSync 58-62
VertRefresh 75-117
#ModeLine "1024x768" 78.75 1024 1044 1140 1328 768 781 784 820 +hsync +vsync
#ModeLine "800x600" 62.40 800 821 901 1040 600 609 612 644 +hsync +vsync
#Modeline "640x480" 49.90 640 657 721 832 480 481 484 514 +hsync +vsync
EndSection
Section "Screen"
Identifier "Default Screen"
Monitor "Configured Monitor"
DefaultDepth 24
SubSection "Display"
Depth 24
Modes "1024x768" "800x600" "640x480"
#Virtual 1024 768
EndSubSection
EndSection
Section "Module"
Disable "dri"
EndSection
Section "InputDevice"
Identifier "Generic Keyboard"
Driver "kbd"
Option "XkbRules" "xorg"
Option "XkbModel" "pc105"
Option "XkbLayout" "de"
Option "XkbVariant" "intl"
Option "XkbOptions" "lv3:ralt_switch"
EndSection
Section "InputDevice"
Identifier "Configured Mouse"
Driver "mouse"
EndSection
Section "Device"
Identifier "Configured Video Device"
Option "CCEusecTimeout" "100000"
#Option "UseFBDev" "true"
EndSection
Use ssh or a live-CD (say finnix) to put it in place.
