19 May 2014


Ubuntu and installation

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Ubuntu 12.04 System Configuration

Installing Ubuntu 14.04 worked on my Lenovo ThinkCentre m90z, but the computer never resumed from ‘Suspend’. After trying a number of work-around without success, decided to take opportunity to clean-up installation with fresh install of 12.04 LTS.

Change post-installation:

Software

Hardware

  • Second monitor - added “xrandr” settings to /etc/profile so correct resolution is persistent
    xrandr --newmode "1440x900_59.90" 106.29 1440 1520 1672 1904 900 901 904 932 -HSync +Vsync
    xrandr --addmode DP1 1440x900_59.90
    xrandr --output DP1 --mode 1440x900_59.90
Section "InputClass"
    Identifier "Marble Mouse"
    Driver "evdev"
    MatchProduct "Logitech USB Trackball"
    MatchDevicePath "/dev/input/event*"
    MatchIsPointer "yes"
    Option "ButtonMapping" "1 9 3 4 5 6 7 2 8"
    Option "EmulateWheel" "true"
    Option "EmulateWheelButton" "3"
    Option "ZAxisMapping" "4 5"
    Option "XAxisMapping" "6 7"
    Option "Emulate3Buttons" "false"
EndSection

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