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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15 views

Suspend to RAM not working

It used to be working in Xubuntu 13.04, now I'm using Ubuntu studio 13.10 and it doesn't switch off the fans. If I resume (press any keys, also Wake up Key) it goes back normally, but If I manually ...
1
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1answer
35 views

VirtualBox Ubuntu 12.04 LTS guest cannot shutdown

I have a virtualbox guest running Ubuntu 12.04 LTS. The host is also an Ubuntu 12.04 LTS. Virtualbox running is version 4.3.10 When I'm running in the guest and click on the shutdown button, nothing ...
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0answers
17 views

How can I extract the DSDT (Differentiated System Description Table) of my notebook? [closed]

I am planning to convert my T420s notebook to a hackintosh notebook. But I currently can't boot the hackintosh installer. Someone said I could save and extract the DSDT in Linux, which would help me ...
1
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0answers
40 views

Computer reboots instead of shutdown, only after suspend

I have posted seen this on the Ubuntu forums (http://ubuntuforums.org/showthread.php?t=2175057), but its not drawing a solution there so I am posting here. Problem is when I shutdown my computer it ...
0
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0answers
39 views

AC power plug/unplug events

Running Ubuntu Server 13.04 (kernel 3.8.0-19-generic)* . I want to react when AC power is applied or removed. I can query the state correctly either through acpi -b or cat ...
3
votes
1answer
309 views

How can I prevent anything from happening when I shut the lid of my laptop?

I have a laptop running 12.04 Server Edition, and I'd like to be able to shut the lid without anything happening. I need it to remain pingable and sshable and continue to run all of its daemons and ...
0
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0answers
19 views

acpi_listen doesn't detect events

I can run acpi_listen, then press all of the function keys (eg Fn+F5 to dim the screen backlight), but no events are reported in acpi_listen. How can I get acpi_listen to report the acpi events that ...
0
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0answers
137 views

Ubuntu 13.10 on Asus N550J : battery detected and charged, but laptop won't work without charger plugged

I recently installed Lubuntu (1st time user) on my Asus N550J laptop. I'm having a problem with the battery or the charger, I don't know for now; the battery is there and I presume it is detected : ...
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0answers
83 views

The microphone mute button does not work in Ubuntu 13.10 and 14.04 on my Lenovo Thinkpad T430S

The microphone mute button does not work in Ubuntu 13.10 and 14.04 on my Lenovo Thinkpad T430S. I know it has worked in the past on Ubuntu (last fall), but currently not. There's no output from ...
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0answers
11 views

Problem using acpi_call_GUI on dell inspiron N5110

I just installed acpi_call_GUI on my laptop using this guide. (In order to switch off discrete graphics at every boot) Now when i run the software , i click to install acpi_call. After that it asks me ...
0
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0answers
48 views

Network speed drop when not charging

I can surf the web when I am charging my laptop ,but when i pull my charger out to run on battery power, it looks like the internet speed drop to 0kb/s. I tried to turn acpi=off in grub.cfg this ...
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0answers
28 views

Battery applet when acpi=off

i had some trouble with bad internett connection when i pulled out my charger adapter. So i went into grub.cfg and and added acpi=off. I have tried to turn acpi on, and the applet comes back. but the ...
1
vote
0answers
73 views

How can I disable CPU C2 and C3 states options?

I have a DELL XPS 13 9333. As you can read here, it produces an annoying coil whine under some circumstances: http://en.community.dell.com/support-forums/laptop/f/3518/t/19538215.aspx Someone ...
1
vote
0answers
39 views

Unexpected Command Completion Code

I am getting the error xhci_hcd 0000:07:00.0 ERROR: unexpected command completion code 0x11 on Ubuntu 13.10. The error occurs when I resume my system from being suspended. It also happens on my tty ...
1
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0answers
65 views

Module acpi not found

My OS is 12.04, I'm not able to suspend and wake up my PC at given time, or better if I run sudo rtcwake -m mem -s 120 My PC enter suspend mode and the power-on light turns up after 2 minutes, but ...
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0answers
13 views

not booting on battery - ubuntu 1204 on probook 4445s

There were no problems after initial installation till battery drained completely while the laptop was still on. After this, booting the computer on battery - with power cord disconnected causes ...
1
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1answer
82 views

Which service (ubuntu 13.10) is putting my laptop to sleep when I close the lid?

I run a netinstall of ubuntu 13.10. When I was on 12.10 I had a a sleep.sh script in /etc/acpid that would be invoked by the closelid event in /etc/acpid/events and then basically run pm-suspend. I ...
2
votes
1answer
117 views

Why does “echo EHC1 > /proc/acpi/wakeup” change Enabled to Disabled

I have a very basic question. I understand what echo does, and how it directs a string to the file /proc/acpi/wakeup. My question is what is actually happening when I direct the word EHC1 to ...
0
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0answers
64 views

Cannot install 13.10 past initial setup

I have an HP Pavilion g7. Intel i3 2.2ghz, Windows 7 Home Premium (64bit), 4gb RAM, 600gb hd. Trying to install Ubuntu 13.10 along side win7. Will happily provide more info if needed. Booting from ...
1
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0answers
45 views

acpi-support script missing in rc.d

I've just had a look inside the directories /etc/init.d and /etc/rc.d . I have a 13.10 machine, upgraded from 13.04. Then I saw that this link was missing. S99acpi-support -> ...
0
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1answer
1k views

Ubuntu 13.10 won't suspend

Have been thru several threads with similar issues, but no resolution. ASUS X201E, freshly upgraded to Ubuntu 13.10. Suspend from any menu does not work since upgrade. When I select "Suspend" from the ...
0
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0answers
47 views

Unable to disable all acpi events relating to lid

I want to disable all lid processes because sometimes my ThinkPads cannot wake from a blank screen after having lid closed. I have commented out everything in /etc/acpi/events/lidbtn but still the ...
1
vote
1answer
773 views

/etc/acpi/powerbtn.sh for full shutdown menu?

I'm having the same problem as 13.10: Power button shuts down directly and Ubuntu 13.10 with Cinnamon Desktop Environment This answer seems to be the way to go, but I don't know what the command is. ...
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0answers
38 views

Debugging KGPE-D16 unable to load Ubuntu without ACPI=off

I have an ASUS KGPE-D16 with the latest BIOS (3201) and dual Opteron 6376 chips. I cannot begin the Ubuntu 12.04 installation process without disabling ACPI completely (intermediate activation ...
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0answers
65 views

Fixing DSDT Tables for Satellite A200 2BH

Ubuntu 12.04 here, trying to follow this tutorial (in French, sorry about it but the code should speak for itself) to get sensors to work on a Satellite A200 2BH. First of all, I can't sudo cat ...
1
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1answer
279 views

How to disable powerbutton in 13.10 minimal?

I have my IR receiver connected to the physical power button for turning on and there's a separate remote button for turning off. How to disable the power on button from shutting down the computer? ...
0
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0answers
210 views

I need acpi=off to boot, but this seems to disable wifi

To boot my computer, I have to use acpi=off in kernel options. Doing this apparently causes my wifi adapter to be switched off and prevents my mouse and USB keyboard to not work. If I change ...
0
votes
0answers
25 views

Ubuntu Server 12.10 sleeps?

I've installed Ubuntu Server 12.10 on my Dell SC1425 to work just with command prompts and no more: the use of this machine is to convert videos and upload them to Amazon Web Services via a shell ...
1
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0answers
653 views

Ubuntu 13.10 can't poweroff Acer Aspire E1-522

I have this Aspire brand new, Ubuntu is working 100% apart from shutdown, or better, it just can't poweroff. If I perform a verbose shutdown, I can see that everything works, kill processes, ...
2
votes
2answers
1k views

Change power button to 'Ask' in Xubuntu 13.10

I have recently installed Xubuntu 13.10 on my Vaio vpcea making me a Linux beginner. The problem is that laptop's power button is right on the edge of the bezel making it far too easy to press ...
3
votes
2answers
237 views

Remap keyboard Ubuntu 12.04; Asus Q500A

I have an Asus Q500A with win8 and Ubuntu 12.04 64 bit with linux kernel 3.8.0-32-generic. I am using gnome-panel, and xserver-xorg-lts-raring. I have been experiencing problems with the keyboard ...
3
votes
2answers
2k views

How to prevent the Power button to shutdown directly the system?

I did a fresh install of Ubuntu 13.10. When I press my power button, my computer immediately shuts down. In Ubuntu 13.04 I got a nice menu, where I could choose what to do. It is gone now and I want ...
0
votes
1answer
184 views

Can anybody help me resolve these FWTS issues?

See the list below. I have no clue where to start... I ran firmware testsuitelive (USB). Some tests failed, which might explain the issues I'm having with my machine (constant reboot after shutdown or ...
1
vote
1answer
560 views

Upon installing Ubuntu 13.04, “acpid : exiting”

I tried to install Ubuntu 13.04 from DVD. I choose to install it alongside Window 7. The DVD was it self ejected and i got a black screen and acpid : exiting was written on upper right corner. How ...
3
votes
2answers
594 views

Enable acpi on Ubuntu 13.04 ARM ChromeBook

I've just recently installed Ubuntu 12.04 onto my Samsung ARM Chromebook, using http://chromeos-cr48.blogspot.com/2013/05/chrubuntu-one-script-to-rule-them-all_31.html, then upgraded to 13.10. I'm ...
1
vote
0answers
528 views

ACPI Warnings in logs

On Ubuntu 12.04.3 with kernel 3.8 this message appears in the kernel.log and the syslog. Sep 23 12:24:06 laptop-allard kernel: [ 6.988503] ACPI Warning: 0x0000000000000428-0x000000000000042f ...
1
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0answers
193 views

acpi=off needed when BIOS graphics mode is switchable

I just flashed my laptops bios to newest version and now I have the option to define how i'd like to set my graphic mode. I have the option to check "integrated" and "switchable". The difference seems ...
0
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0answers
236 views

Acpid: exiting (Ubuntu 13.04)

When I try to shut down my DELL XPS 15 I get the message: acpid: exiting. Why is that and what can I do to solve the problem?
1
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0answers
101 views

Why time taken to charge the laptop battery increases rapidly when it almost full?

When my laptop is charging at first it charges normally. But when its charged about 98% time remaining begins to increase why is this?
0
votes
0answers
70 views

ACPI events not registering

After upgrading to linux-generic-lts-raring, the ACPI events on my laptop don't seem to firing the associated scripts. For example, closing the lid does not turn off the screen and suspend the ...
1
vote
1answer
1k views

My power button doesn't work under LXDE. How can I fix this?

Ever since I switched to LXDE my power button won't work anymore. I would love to be able to display a fancy logout menu like the one in Unity and similar DEs. How can I achieve this?
2
votes
0answers
212 views

ACPI on Asus NV56V Ubuntu 13.04

i'm rather new to ubuntu and just made a fresh install of ubuntu 13.04 alongside windows 8 on my new asus N56V, however i couldn't make it shut down, reboot or logout properly which i taught was odd, ...
0
votes
0answers
122 views

Thinkpad T60p boots 12.04 & 13.04 from Live CD but panics when booting same from SSD

Strange problem has me stumped. Recently swapped out old HDD for new SSD on my T60p. Now can't seem to boot off it after installing either 12.04 or 13.04, but booting from Live CD with same those ...
0
votes
1answer
569 views

Adjust screen brightness doesn't work Xubuntu 13.04 xfce4 keyboard shortcut fn+f2/f3 Toshiba L840 laptop

Can't adjust the screen brightness using keyboard shortcut (fn+f2/f3). Running Xubuntu 13.04 w/ xfce4-power-manager on a Toshiba L840 laptop. Tried editing the grub file w/ ...
8
votes
3answers
627 views

Prevent PC from shutting down on Power button

I am building a PC and a BeagleBords ARM embedded for public use. They run Ubuntu 13.04 and manually assembled Linux respectively. Is there a way to prevent them from being shut down on pressing ...
2
votes
0answers
313 views

Is Mactel PPA good stuff for Macbook Pro 5,3 with Ubuntu 13.04?

The Mactel repository proposes some extra packages in order to run Ubuntu on Macbook computers. Mine is a Macbook Pro 5,3 (2009) running Ubuntu 13.04. The wiki page about the Mactel support seems to ...
0
votes
0answers
79 views

Patching DSDT causes Wiindows BIOS Error

I have a dual boot system on my Toshiba Satellite L645 with Windows 7 and Ubuntu 12.04 32-bit. Due to unknown reason (maybe software-updates) the battery_status in the status bar suddenly stopped ...
1
vote
1answer
579 views

ACPI and Macbook Pro 5,3 Ubuntu 13.04

Found out that I can't use ACPI on my Macbook Pro 5,3 (2009) with Ubuntu 13.04. I tested it with the 3.6.x and 3.8.x kernels, and with nVidia drivers 310 ("tested" driver in "Additional driver") and ...
0
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0answers
163 views

lenovo y570 ubuntu

I have dual boot via wubi both windows 7 and ubunutu 12.04 with kernel 3.5 in my lenovo y570 ideapad. There was heating problem in linux with respect to optimus(discrete switchable technology) ...
4
votes
2answers
2k views

Can I use the power button to shut down my computer gracefully on Ubuntu Minimal?

I am looking for a way to get my computer to automatically shutdown when I press the power button. I have installed Ubuntu 12.10 minimal. A similar question is asked here. However, with Ubuntu ...