HOWTO install XBMC 9.04 on ubuntu 9.04 - Install

EDIT: Added Hardy as alternative.

Instruction on how to install PPA

https://help.launchpad.net/Packaging/PPA#Adding%20a%20PPA%20to%20your%20Ubuntu%20repositories

Installation instruction

http://xbmc.org/forum/showthread.php?t=33327

XBMC 9.04 for Ubuntu 9.04 (jaunty)

https://launchpad.net/~team-xbmc/+archive/jaunty-ppa

XBMC 9.04 For Ubuntu 8.04 (hardy)

https://launchpad.net/%7Eteam-xbmc/+archive/hardy-ppa

Add key from terminal

sudo apt-key adv --recv-keys --keyserver keyserver.ubuntu.com 0xa62016ec6944db21c7793b3a9f10e6ae9317790e

Hardy

sudo apt-key adv --recv-keys --keyserver keyserver.ubuntu.com 91E7EE5E

Add source

sudo gedit /etc/apt/sources.list

deb http://ppa.launchpad.net/team-xbmc/jaunty-ppa/ubuntu jaunty main

deb http://ppa.launchpad.net/team-xbmc/hardy-ppa/ubuntu hardy main 

sudo apt-get update

sudo apt-get install xbmc

sudo apt-get install xbmc-standalone

Setup sound levels

alsamixer

Save Sound levels

sudo alsactl store