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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4
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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 ...
0
votes
0answers
234 views

solving acpi problem in lenovo ideapad z580 in new kernel 3.9.6 [duplicate]

i have a lenovo ideapad z580 laptop and undrestand that it has problem with acpi in old kernels but when i compile new kernels like 3.9.6 still i have the same problem (i compile it with the previous ...
1
vote
0answers
627 views

Can not run Ubuntu 13.04 with ACPI

I am trying to install 64 bit Ubuntu 13.04 on a new system. I can only run Ubuntu with "acpi=off" option. This applies to both attempt to run Live USB and installed system. If I do not give "acpi=off" ...
0
votes
1answer
380 views

How to configure acpi for battery?

I am using: acpitool -B to print out information about my battery. It returns: Battery status : <not available> When I do ls in /proc/acpi/battery, there are no files. A few other ...
3
votes
1answer
120 views

Why does Ubuntu think that my iMac is a laptop?

I recently installed Ubuntu 13.04 on my late-2010 iMac. I am dual-booting OS X 10.8.3 and Ubuntu. For some reason, Ubuntu thinks that my system is a laptop. Under the "Displays" settings, it only says ...
0
votes
0answers
93 views

ACPI problem on 12.04 LTS and Compaq 6715b

After boot both cores run at 800 MHz, but during boot they run on 2GHz. And the hardware can't power off. I tried cpufrequtils and got some statistics, and another boot problem... 2.0 GHz, 1.8 GHz, ...
0
votes
0answers
462 views

sensors acpitz-virtual-0 temp3 after standby at 100.0°C

"sensors" will report 100.0°C on acpitz temp3 after standby mode. This temperature does not change any more. All other temperatures of acpitz module (and coretemp) will show suitable values and will ...
0
votes
0answers
319 views

wrong battery report on asus k45dr

I bought new asus laptop with series k45dr and there is something wrong the battery, it always show that it fully charged , even though i have used my computer for more than an hour then without ...
0
votes
0answers
47 views

hdd turning off and on during normal use, endlessly

3.9 kernel. custom. laptop-mode is installed. sysfsutils installed. laptop-mode starts on startup. sysfsutils have their files configured (processor p-states and frequencies/governor). after logging ...
2
votes
0answers
675 views

Dell Inspiron n5110 syslog ACPI warnings on Ubuntu 13.04

I just installed Ubuntu 13.04 and got a bunch of warnings in syslog: May 9 02:21:34 Dell kernel: [ 9.689651] ACPI Warning: 0x0000000000000428-0x000000000000042f SystemIO conflicts with Region ...
1
vote
0answers
166 views

Ubuntu 12.10 overheating on S46CA

I bought a new notebook ASUS s46ca with Windows 8 preinstaled. And I noticed that the left side from the touchpad gets warm. In windows 8 it does not happen. I think that fan is running faster in ...
0
votes
1answer
571 views

Problems on boot

Good morning! I have a little problem with my Ubuntu 13.04. Actually, I have this problem with any other linux distributive (Fedora, Fuduntu, Mandriva, Ubuntu 11.04 => 13.04, Linux Mint 14 and oth.). ...
9
votes
1answer
12k views

Not been able to Shut Down 13.04

After installing Ubuntu 13.04 (not upgrading to it, I did a "clean install" removing the older one), I'm not been able to shutdown the system. After clicking the Shut Down button the desktop ...
0
votes
0answers
314 views

My ubuntu 13.04 x64 cann't do cold boot in battery?

I am using HP-Pavilion G6-2005ax, powered by AMD APU A8-4500M, 4GB RAM, 500 GB HDD and AMD Radeon HD7670M 1GB. I am using Ubuntu 13.04-amd64 version. While I am doing cold boot on battery, the Lap ...
0
votes
0answers
147 views

Why don't acpi settings take effect?

I was unable to adjust my screen brightness and i changed my grub settings. Now I can adjust, but when I disable screen dimming for example, it does not take effect and dims the screen. I changed the ...
0
votes
2answers
412 views

On boot, Ubuntu 13.04 reaches 89º C and shutdown

After install Ubuntu 13.04 my notebook, an inspiron 15R n5010, reaches 89ºC and shutdown. I tried to boot on recovery mode and before shutdown seems to say that "ACPI" gave the order. Somebody knows ...
0
votes
0answers
280 views

Fresh install of Ubuntu 12.10 won't boot on Asus 1225C

I've just finished installing 12.10 Desktop on my Asus 1225C (a fresh new install). Everything has gone well during the installation process but after the very first restart it stops booting and hangs ...
1
vote
1answer
521 views

Terminal check remaining battery health [duplicate]

I've tried the following command cat /proc/acpi/battery/BAT0/info And there it is No such file or directory acpi outputing this: Battery 0: Unknown, 100% Is there another way to check the ...
2
votes
1answer
645 views

Brightness does not change on Asus K55n laptop

I have tried setting different acpi_os, acpi_backlight=vendor, changed the kernel to 3.7.4, and yet nothing happens when I use the FN + F5/F6 keys to change the brightness. KDE recognizes it and will ...
1
vote
0answers
269 views

How does hotkeys, lid close, suspend etc. work with Ubuntu on a newer Thinkpad Laptop?

I am trying to setup my Thinkpad T420 with xmonad as window manager and with as little gnome as possible. If I launch gnome-settings-manager all my hotkeys (disable touchpad, volume up/down, ...
0
votes
1answer
881 views

Where is the ACPI log?

Sometimes my computer shuts down unexpectedly, usually when some process is taxing the CPU. This answer mentions that "when a system shuts down in a normal way, it is either a user with root ...
2
votes
1answer
455 views

Ubuntu 12.04 LTS only works when when I replace splash with acpi=off

I'm very new to Ubuntu and this site as well. I've grown up on Windows and felt like trying something new. So here is my problem: I have a DELL Inspiron m5030 that got a virus so i reformatted and ...
1
vote
1answer
373 views

How do I control the fan when running kernel 3.7?

A while ago I started to use thinkfan to control the fan speed of my lenovo thinkpad. This became necessary as it stoped working after a kernel update (I think it came with the installation of a v3.7 ...
0
votes
2answers
2k views

My laptop only boots with the acpi=off parameter. How can I fix this?

I managed to install Ubuntu 12.10 with the option acpi=off, as it didn't work without. Now it boots only with this option. Is it possible to solve the problem for the need of this option? With this ...
1
vote
0answers
21 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
807 views

I need help with the battery Icon

I have a Toshiba Satellite L645D running Ubuntu 12.10 and it seems like Ubuntu like some other distros (Nadia, Debian) won't recognize my battery and I don't know the reason for that, it won't show ...
0
votes
0answers
232 views

Need kernel parameter 'acpi=noirq' after trying to install KDE + no networking

I have a Dell Inspiron duo. It used to work fine, but one day I tried to install KDE on 12.10. I left it sit for a bit while kde was installing (already past the point of choosing a display manager), ...
0
votes
0answers
247 views

Thinkpad W520 brightness modification requires suspend

I have a Lenovo Thinkpad W520 with 12.10 installed on it. The specifics are: Linux corellia 3.5.0-19-generic #30-Ubuntu SMP Tue Nov 13 17:48:01 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux It works ...
1
vote
1answer
1k views

Thinkfan on Thinkpad T410 - thinkpad_acpi doesn't seem to support fan_control

I try to run thinkfan. I installed it and configured it. But if i do this i get an error. chris@chris-ThinkPad-T410:~$ sudo thinkfan -n WARNING: Using default temperature inputs in ...
0
votes
1answer
360 views

My mouse / keyboard response gets delayed if I don't use it all the time.

Occasionally my mouse / keyboard would take extra long to respond to input. If I moved the mouse or pressed a key it would take an extra second to respond the work normally. If I leave it alone for ...
0
votes
0answers
910 views

Ubuntu boot hangs on “Attached scsi removable disk”

My Ubuntu hangs at boot with message "Attached scsi removable disk". When I boot with param acpi=off, system boots fine. I'm booting from harddrive, not from usb device. I managed to locate source of ...
1
vote
1answer
1k views

Xubuntu 12.10 doesn't save screen brightness on reboot

I have a laptop running Xubuntu 12.10 that doesn't save the brightness setting on reboot. There are some explanations on Ask Ubuntu about how to have a specific brightness be set on reboot, but not ...
2
votes
1answer
405 views

Where to download a fixed DSDT?

I have an older PC I'm trying to throw Ubuntu on. It's running an Abit NF M2 Nview and the DSDT is buggy even on the latest bios. Everywhere I look at says to download fixed DSDT's from this site: ...
1
vote
1answer
436 views

acpi_listen only detects every other backlight hotkey press

I am trying to get the LCD backlight brightness control to work properly on my new ASUS G75VW-DH72 laptop in Ubuntu 12.10. I got it to mostly work by following the instructions that I wrote here ...
0
votes
1answer
1k views

HP Spectre XT screen dim (completely dark) on boot. Can this be fixed? [duplicate]

When my computer boots up, the LCD backlight is completely blank. I have to increase the brightness using the keys on my keyboard, and only then am I able to see the login screen. I'm not sure how ...
1
vote
0answers
448 views

Restart Trouble Ubuntu 12.10

I`ve installed Ubuntu 12.10 on 3 different machines: Acer AspireOne Netbook Lenovo T60 Notebook Desktop - P5P77 - Asus mainboard - I3 - porcessor I have the same issue on all of themm ...
8
votes
3answers
5k views

where did /proc/acpi/battery/BAT0/XXX go in 12.10?

I use some custom scripts that use and monitor the battery information that was in: /proc/acpi/battery/BAT0/(state|info) However, since upgrading to 12.10 I no longer have those files and I've been ...
4
votes
1answer
2k views

Brightness control increments brightness by 4 instead of 1

The value of /sys/class/backlight/acpi_video0/brightness increments by four when the brightness controls are used, but I am able to force the value to anything in [0-10]. I have a HP Envy 17-3200. ...
0
votes
2answers
2k views

How do I shutdown 12.10 when ACPI is set to OFF?

I recently installed 12.04 on an HP Spectre XT ultrabook. I installed 12.04 from a USB. When the install was complete, and the computer restarted, I got a blank screen. After some searching, I found ...
2
votes
0answers
651 views

Suspend on power button when session is locked

Is it possible to configure Ubuntu so that the power button causes suspend regardless of whether the session is locked or not? See here, for example. That configuration does not work, however, if the ...
0
votes
1answer
1k views

Booting trouble after upgrade to 12.10 on a Dell XPS 15z

Before the upgrade, booting did not work out of the box, but this site told me to put "acpi=noirq" before "quiet splash" in the commands befre startup, and edit /etc/default/grub too. This worked ...
0
votes
1answer
4k views

ACPI _OSC control

I've noticed an error from dmesg output that ubuntu canot enable ASPM: [ 0.192722] pci0000:00: ACPI _OSC support notification failed, disabling PCIe ASPM [ 0.192728] pci0000:00: Unable to ...
1
vote
1answer
587 views

Is there a program to charge/discharge the battery automatically without the need to unplug the ac adapter everytime?

I want to give some life to my old laptop, and recalibrate the battery (old now). When reading around on forums, the common info is to turn on the PC, drain the batt, even from Bios, and then recharge ...
0
votes
1answer
740 views

Samsung series 5 ultra - suspend on lid closing is disabled by kernel

I have a Samsung series 5 ultra (np530U4c - ivy bridge/Nvidia version). The machine won't suspend on lid closing. I has worked on fresh install. After it I added "pcie_aspm=force ...
0
votes
1answer
316 views

12.04 Install Confusion - Live CD Boots fine, installed system needs acpi=off to boot

New Lenovo Z585 A10 laptop. I can boot the 64 bit Live CD fine - Try Ubuntu - dmesg contains lots of acpi stuff, Suspend is available etc. When I do the install I am unable to boot without ...
1
vote
2answers
2k views

Note book is getting very hot when using Ubuntu 12.04

I have bought a Toshiba satellite Pro L850 note book. It already has preinstalled windows 7 professional. I have installed Ubuntu 12.04 and now my note book have two Operating systems. The problem is, ...
5
votes
1answer
410 views

How do I prevent immediate wake up from suspend (version II)?

This question covers one reason a computer might immediately wake after suspend: How do I prevent immediate wake up from suspend? I seem to have a different one. After a recent security patch update ...
2
votes
1answer
3k views

Lubuntu Precise - Power button doesn't shutdown immediately anymore

After some upgrade, my headless lubuntu 12.04 stopped shutting down on power button press. I tried to edit ~/.config/openbox/lubuntu-rc.xml without success. Nowhere docs on possible alternative to ...
0
votes
1answer
378 views

How to check battery status when acpi is off?

I got acpi turned off with the kernel parameter acpi=off. But now I cannot see my battery state in any way. Is there a way to check battery state when acpi is still off?
0
votes
1answer
2k views

How to set acpi=off for installation? [duplicate]

Possible Duplicate: How do I disable ACPI when booting? I'm trying to install Ubuntu 12.04 LTS 64bit from a USB created in Windows using the recommended software from pendrivelinux. The USB ...