Wireless Driver Problems On Compaq CQ40 in Ubuntu Karmic Koala (9.10)

In fact when we use the ubuntu using live-CD on Compaq CQ40 no problem has found, especially in broadcom  wireless drivers, but once installed on the Compaq CQ40 wireless is not detected, probably at the time of installation is'nt installed, Compaq CQ40 used device is the product of broadcom. to install broadcom wireless drivers, there are two ways that online or offline.

Online Installation :

You must connected to internet by wired connection/dial up, to install it just login as root and update repositoy by type :

$ sudo su

Update repository :

$ apt-get update

Reinstall broadcom wireless driver by type :

$ apt-get install --reinstall bcmwl-kernel-source

Finish, restart your machines and views changes.

Offline Installation :

In the installation process is offline, we need a DVD ubuntu repository, add the repository insert DVD, go to terminal add repository by type :

$ apt-cdrom add

doing same way to all DVD repository and update

$ apt-get update

Reinstall broadcom wireless driver

 $ apt-get install --reinstall bcmwl-kernel-source

Happy Testing....!!