Macbook pro 9,2 's touchpad and keybroad didn't work in Ubuntu

[Jactry Zeng]

2012/8/29 Ben Stones <ben at b3ns.com>

>  If you are trying to boot from a CD it may not work and instead return
> some error and refuse to go any further - if I recall, the error may be
> similar to "cannot find a medium on[..]". You need to also burn the ISO you
> downloaded from the Ubuntu website onto a USB pen drive. In OS X, you can
> do this by following the instructions here:
> http://www.ubuntu.com/download/help/create-a-usb-stick-on-mac-osx. Follow
> each step carefully if you have not used the Terminal much before in OS X.
>
> Then, when booting into the LiveCD make sure you also have the USB pen
> drive plugged in. Installation will be quite fast as your pen drive will be
> used at the point of installation.
>
> Hope this helps.
>

Thanks for your reply first!
But the problem is I have booted Ubuntu LiveUSB successful, but both the
touchpad and keyboard didn't work so that I can't continue the installing.
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