Hi, I just have an Acer Aspire 1520, but this is almost the same hardware as yours.
So, try my xorg.conf. It works with the sysnaptics-driver out of the debian-repository. Here it is, hope it will help. Best regards Hans
# XF86Config-4 (XFree86 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 XF86Config-4 manual page. # (Type "man XF86Config-4" at the shell prompt.) # # This file is automatically updated on xserver-xfree86 package upgrades *only* # if it has not been modified since the last upgrade of the xserver-xfree86 # package. # # If you have edited this file but would like it to be automatically updated # again, run the following commands as root: # # cp /etc/X11/XF86Config-4 /etc/X11/XF86Config-4.custom # md5sum /etc/X11/XF86Config-4 >/var/lib/xfree86/XF86Config-4.md5sum # dpkg-reconfigure xserver-xfree86 Section "Files" FontPath "unix/:7100" # local font server # if the local font server has problems, we can fall back on these FontPath "/usr/lib/X11/fonts/misc" FontPath "/usr/lib/X11/fonts/cyrillic" FontPath "/usr/lib/X11/fonts/100dpi/:unscaled" FontPath "/usr/lib/X11/fonts/75dpi/:unscaled" FontPath "/usr/lib/X11/fonts/Type1" FontPath "/usr/lib/X11/fonts/CID" FontPath "/usr/lib/X11/fonts/Speedo" FontPath "/usr/lib/X11/fonts/100dpi" FontPath "/usr/lib/X11/fonts/75dpi" EndSection Section "Module" # Load "GLcore" # Load "bitmap" Load "dbe" # Load "ddc" # Load "dri" Load "extmod" Load "freetype" Load "glx" # Load "int10" # Load "record" Load "speedo" Load "type1" Load "vbe" Load "synaptics" EndSection Section "InputDevice" Driver "synaptics" Identifier "Mouse[1]" Option "Device" "/dev/psaux" Option "Protocol" "auto-dev" Option "LeftEdge" "1700" Option "RightEdge" "5300" Option "TopEdge" "1700" Option "BottomEdge" "4200" Option "FingerLow" "25" Option "FingerHigh" "30" Option "MaxTapTime" "180" Option "MaxTapMove" "220" Option "VertScrollDelta" "100" Option "MinSpeed" "0.06" Option "MaxSpeed" "0.12" Option "AccelFactor" "0.0010" Option "SHMConfig" "on" # Option "Repeater" "/dev/ps2mouse" EndSection Section "InputDevice" Identifier "Generic Keyboard" Driver "keyboard" Option "CoreKeyboard" Option "XkbRules" "xfree86" Option "XkbModel" "armada" Option "XkbLayout" "de" Option "XkbOptions" "nodeadkeys" EndSection Section "InputDevice" Identifier "Configured Mouse" Driver "mouse" # Option "CorePointer" Option "Device" "/dev/psaux" Option "Protocol" "ImPS/2" Option "Emulate3Buttons" "true" Option "ZAxisMapping" "4 5" EndSection Section "InputDevice" Identifier "Generic Mouse" Driver "mouse" Option "SendCoreEvents" "true" Option "Device" "/dev/input/mice" Option "Protocol" "ImPS/2" Option "Emulate3Buttons" "true" Option "ZAxisMapping" "4 5" EndSection Section "Device" Identifier "NVIDIA GeForce" Driver "nvidia" Option "RenderAccel" "true" Option "AGPFastWrite" "true" Option "AllowGLXWithComposite" "true" Option "Stereo" "1" #VideroRam 65536 EndSection Section "Monitor" Identifier "My Monitor" HorizSync 31.5 - 82.0 VertRefresh 50-100 Option "IgnoreEDID" "1 ModeLine "1280x800" 83.9 1280 1312 1624 1656 800 816 824 841 EndSection Section "Screen" Identifier "Default Screen" Device "NVIDIA GeForce" Monitor "My Monitor" DefaultDepth 24 SubSection "Display" Depth 1 Modes "1280x800" "1024x768" "800x600" "640x480" EndSubSection SubSection "Display" Depth 4 Modes "1280x800" "1024x768" "800x600" "640x480" ViewPort 0 0 EndSubSection SubSection "Display" Depth 8 Modes "1280x800" "1024x768" "800x600" "640x480" ViewPort 0 0 EndSubSection SubSection "Display" Depth 15 Modes "1280x800" "1024x768" "800x600" "640x480" ViewPort 0 0 EndSubSection SubSection "Display" Depth 16 Modes "1280x800" "1024x768" "800x600" "640x480" ViewPort 0 0 EndSubSection SubSection "Display" Depth 24 Modes "1280x800" "1024x768" "800x600" "640x480" ViewPort 0 0 EndSubSection EndSection Section "ServerLayout" Identifier "Default Layout" Screen "Default Screen" InputDevice "Generic Keyboard" InputDevice "Configured Mouse" InputDevice "Generic Mouse" InputDevice "Mouse[1]" "CorePointer" EndSection # Section "DRI" # Mode 0666 # EndSection