Questions that relate to the Advanced Configuration and Power Interface (ACPI) specification which provides an open standard for device configuration and power management by the operating system.

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1
vote
2answers
400 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 ...
2
votes
1answer
954 views

Asus EEE 1005HAB fan always running

I recently installed 10.10 on an EEE 1005HAB netbook and the fan is always running pretty loud. I am not too familiar with the ACPI stuff, so I couldn't seem to get it fixed. I do remember having this ...
2
votes
1answer
686 views

How to get ACPI health data on a Gigabyte GA-890GPA-UD3H?

I have a Gigabyte GA-890GPA-UD3H motherboard and Phenom II X6 in my desktop computer, and it's all working well, except that Ubuntu 10.10 doesn't seem to detect any ACPI support at all: it can't ...
11
votes
3answers
7k views

How do I configure WakeOnUSB properly?

How do I configure Wake-On-USB properly on a 10.04 or 10.10 Ubuntu (2.6.36 and higher if needed)? (Wake-on-USB is when the computer is asleep and for example a USB Keyboard event wakes up the ...
3
votes
3answers
4k views

“On battery” is not recognized

I have just bought a lovely ThinkPad Edge 11 which have ~6 hours of surfing in Windows 7. But unfortunately, a clean Ubuntu 10.10 give me max 4 hours which is not satisfactorily. Therefore I have ...
8
votes
1answer
1k views

How does my computer suspend?

Trying to understand how suspend works in 10.10. http://git.webconverger.org/?p=home.git;a=blob;f=.bashrc;h=8ba57b877e31a03c5f0b1675b42f747d81dd31ad;hb=HEAD#l31 I use an alias suspend='sudo ...
6
votes
5answers
5k views

Battery indicator is stuck on “estimating”?

After installing Ubuntu 10.10, the battery indicator worked fine (both percent remaining and estimation on time). I then installed and configured some software (Skype, Pidgin, Thunderbird, removed ...
4
votes
2answers
6k views

Boot with “noacpi” automatically from hard drive?

If I boot ubuntu from the live cd without any special options I get the following message: [ 0.040001] Kernel panic - not syncing: IO-APIC + timer doesn't work! Boot with apic=debug and send a ...
3
votes
3answers
2k views

Setup suspend-on-lid-close/Fn+F4 outside of KDE/Gnome?

On current Ubuntu (10.04) suspend-on-lid/FN + F4 only works if some powermanagement-applet of KDE/gnome is running. But what about suspend-to-lid if you are working on the console or using a ...
3
votes
1answer
662 views

Hibernate on Dell Inspiron 1525

I'm ahving a Dell Inspiron 1525. I installed there a stock Ubuntu 10. However I can see no "hibernate" item in the shutdown menu. Is ACPI supported on 1525? If it is, how can I make hibernate work ...
0
votes
1answer
981 views

How to stop acpid restarting /etc/acpi/lid.sh restart unnecessarily? [closed]

On my Acer Aspire One netbook, I have noticed that acpid starts /etc/acpi/lid.sh multiple times a minute. This script should only be started when the lid is closed or opened. How can I stop theses ...
6
votes
3answers
7k views

How to shutdown the computer when hitting the Power button?

I have a Xubuntu Lucid 10.04 computer plugged in to my TV. I use the command line to administrate it. Right now when I hit the power button it just opens a Logout screen. How can I set it up so that ...