Advanced Configuration and Power Interface, a standard for power management in operating systems.

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2
votes
1answer
922 views

“Bios Not fully ACPI compatible”

Why would a computer that has been working for month's suddenly start having a "Bios not fully ACPI compatible" blue screen error, when the bios has not changed?
3
votes
6answers
12k views

Suspended Laptop Cannot Wake Up - Ubuntu

I've got an ASUS G73JH, and whenever I suspend it or hibernate it, it will not wake up. The screen stays backlight but is black. The fan remains running, however the HDD does not, not disk activity is ...
2
votes
1answer
2k views

Tool for making fn-x buttons work? Archlinux, handler.sh

This just seems like such a normal thing to work. I know that this works out of the box on Ubuntu. But not in Archlinux. I would like to think that there is a tool in existence that would use ...
4
votes
1answer
2k views

How can I convince my ASUS EEE B202 to boot, when the power is returned to its power supply

My little home server 'sulks', when it loses power. Instead of booting, when the power is returned, it waits for me to press its power-button. Is there a way to have it boot without human interaction?...
1
vote
1answer
287 views

How do you stop Linux from re-setting the display brightness?

After manually setting the display brightness on my laptop, the system re-sets the value. If the laptop is plugged in, the value is set to full brightness; if it is not plugged in, it is set to dimmer....
1
vote
1answer
256 views

What information is present in the ACPI tables?

What do ACPI tables contain? I tried googling it, and it did not help.
5
votes
3answers
4k views

Keyboard doesn't work after Windows resume from sleep (S3) — how to fix?

I have a weird issue with my keyboard after resuming from S3 sleep: I can type perfectly for maybe 5 seconds, but afterwards the keyboard ceases to work until I hibernate or restart (or sleep again -- ...
7
votes
2answers
765 views

Laptop sleep: How to go into S3 easily?

Laptop: Fujitsu-Siemens Amilo Pi-3525 OS: Vista When my laptop is plugged in and I close the lid, it goes into S1 sleep. This means that there is still: fan noise (annoying when trying to sleep at ...
2
votes
1answer
2k views

How to view ACPI RTC alarms?

My PC resumes at 8:30 when it's in standby mode, and I would like to check if there is an RTC alarm that causes it. How can I view currently set alarms in Windows?
0
votes
1answer
182 views

System will only boot into a Live CD with core disabled in BIOS and ACPI off

I have a system that was running a Q6600 and Windows 7 RC. It crashed last night into a BSOD with a MACHINE_CHECK_EXCEPTION. Now it does that every time it boots into Windows. I tried using my ...
2
votes
1answer
328 views

Power states in Windows

Does anybody know or have a link to documentation on how the Power Manager of Windows, determines to go to the ACPI power states S1-S4? Are there any settings that can be configured? I know that by ...
0
votes
1answer
2k views

ACPI Throttling in Ubuntu

I'm looking to throttle my cpu through the ACPI. I've read up on it, but I keep receiving permission denied statements. I have 8 available throttling states. Here are the outcomes of my atttempts: ...
0
votes
1answer
337 views

S3 standby/resume in PCLinuxOS on a desktop PC?

I've just installed PCLinuxOS on a regular desktop PC. It's working fine except for S3 standby/resume (I'm not interested in S4 hibernate). What packages do I need to install, and what settings to I ...
8
votes
3answers
2k views

My computer reboots when I tell it to shutdown

There are about 40 computers at work with this problem. They all have an ASUS P5KPL/1600 motherboard. They are all running SUSE Linux 11.1. When I tell the computer to shutdown either through the UI ...
0
votes
1answer
2k views

What impact could it have to set acpi=off during Ubuntu installation?

I've had a hard time getting Ubuntu installed on my Acer laptop. This guy recommended setting acpi=off to workaround some of the boot issues. If this solution is successful in getting Ubuntu to boot ...
3
votes
3answers
294 views

What circuitry displays battery status in laptops

Which circuitry in laptop is responsible for showing the battery status/charging etc in a laptop? My intension is to hack such a circuit inch a desktop to show the status of a standalone UPS. I am ...
16
votes
4answers
10k views

What is keeping my PC from sleeping?

How can I find out why my laptop or desktop won't automatically go to sleep