1
vote
0answers
23 views

Is it possible to activate irq routing at runtime if it is disabled at boot?

I've had some kind of hardware failure on a laptop that requires me to boot with the kernel parameter acpi=noirq. This turns of my wifi. No good. Is there a way to turn it back on after boot? I tried ...
2
votes
1answer
2k views

Deciphering hardware damage from sensor info

Recently my system has been suffering from what appear to be numerous hardware defects. Most critically, my system has apparently been overheating (under medium load) and summarily shutting down. ...
0
votes
2answers
2k views

can i mess up my hardware with acpi=off or acpi=noirq?

Dell XPS 15z Found this: ubuntu hardware support 15z Have been able to get ubuntu booted up off usb with acpi=off. My question is, once Ive installed and my boot line includes either 'acpi=off' or ...
5
votes
2answers
7k views

How can I enable the power button on my server?

The power button on my headless 11.10 server appears to do nothing unless I hold it in for 5 seconds or so, in which case it switches the machine off instantly. What I'd like it to do if I press it ...
1
vote
2answers
388 views

No sound when monitor is turned off

I'm running Ubuntu 10.10 on a Revo r3610 nettop with integrated sound (Intel HDA) and graphics (nVidia ION). When I boot up with the monitor turned on everything works fine. If I then turn off the ...