netbook, close, suspend: ACPI?

[Mihamina Rakotomandimby]

On 09/14/2011 10:25 AM, Colin Law wrote:
> Go to System Settings>  Hardware>  Power Management, or if you are
> still using the classic interface then System>  Preferences>  Power
> Management and there you will be able to set the action when the lid
> is closed to Blank Screen.

As headless machine, I did not instal DE.
Nothing at GRUB level, such as some boot options to append?

-- 
RMA.