[ltp] Blocked start up for X220

Kamen Naydenov linux-thinkpad@linux-thinkpad.org
Wed, 23 May 2012 22:55:59 +0300

On Wed, May 23, 2012 at 9:28 PM, Athanasios Velios <a.velios@gmail.com> wrote:
> Hello,
> A recent strange problem with my X220 tablet is that when I shutdown from
> the command line after Ctrl+Alt+F1 while a gnome session is running at
> Ctrl+Alt+F7, the computer shuts down but when I press the power button for
> it to start up again the Bluetooth, Wireless and Disk activity lights flash
> for a couple of seconds and nothing happens (i.e. the monitor is black and
> the computer turns off immediatelly). The same happens if I force turn off
> the laptop from the power button. Attempting to turn on the computer by
> pressing the power button a few times (and trying long presses as well)
> eventually gets the computer started as expected (after say 5-6 attempts).
> Any idea what is blocking the computer from starting up?

Try to add noacpi to kernel command line.

best regards