0
votes
0answers
13 views

Ubuntu won't start unless laptop is plugged in. This has happened on 2 different laptops

So, I've been using Ubuntu on an off again for a few years, and I decided to permanently install it on a spare laptop that was gathering dust. It worked fine, but I did notice one little quirk, that ...
0
votes
1answer
61 views

How-to stop computer locking when lid closes?

Here are my power settings: How do I stop the computer locking when I close the lid?
0
votes
0answers
39 views

Keyboard doesn't work after waking Ubuntu from suspend, wakes automatically after opening lid

I have Ubuntu 13.10 installed on Toshiba P55-A5200. The keyboard doesn't work after waking it up from suspend, so I have to restart it. Also, whenever I open the lid it wakes up without me pressing ...
0
votes
0answers
40 views

Ubuntu 13.10 Saucy false low battery warning

When I unplug my charger from the computer, about 80% of the time, I get a low battery warning saying my computer is about to suspend (when I'm fully charged with a brand new battery. Clearly the easy ...
1
vote
1answer
92 views

Ubuntu Battery not charging or not detected

Here is question/answer just to help the community. I just bought a new ASUS N750J . I had some issues installing kubuntu. Problems were the CPU FAN always running at full speed, battery not ...
0
votes
2answers
150 views

My laptop SUDDENLY doesn't turn off screen, when closing lid

I installed Ubuntu 13.10 on my Vaio Pro 13 back in october, 2013. Ever since everything has worked flawlessly. Now yesterday when I closed the lid(as normal), I noticed that my screen and computer ...
1
vote
1answer
70 views

Suspend on lid close, even with the option OFF

I've set up a friends laptop with Ubuntu 12.04LTS with the Cinnamon desktop, and I'm having a few issues with the power settings. As far as I can tell I've got every setting to "Do Nothing" when the ...
2
votes
3answers
298 views

battery discharges in a strange way on Lenovo Ideapad Z500

I've a Lenovo ideapad Z500 laptop with Windows only energy management software (my battery stop charging at 60% for long lasting life). Setting the threshold from Windows, it remains also with Ubuntu ...
0
votes
0answers
44 views

Ubuntu 12.04 LTS - Will not boot on laptop using just A/C power

I have installed Ubuntu 12.04 LTS on my Acer Aspire 5741 alongside Windows 7 (Dual boot). The battery is on it's last legs and doesn't charge properly most of the time as it is relatively old. When ...
0
votes
1answer
272 views

Ubuntu 13.10: Improving Power Consumption (Thinkpad T530)

EDIT: After reading @jandry's reply, I decided to give another distro with a different window manager a try to see if it is really Unity's fault. I installed UbuntuGnome, and to my utmost surprise the ...
1
vote
1answer
117 views

Battery issue in Asus with ubuntu 12.04 [closed]

I have an Asus N550JV-C232H, and I have installed Ubuntu 12.04 LTS and my laptop can't charge anymore. It's a new one. I had previously Lubuntu (for 2 or 3 days before installing Ubuntu), and I didn't ...
0
votes
0answers
16 views

Laptop is very slow if its not using power cable

So if I only use laptops battery my laptop is very very slow. And when I use power cable there is no problems. Is there a some powersaving or something and how can I fix it?
0
votes
0answers
19 views

Laptop wakes thinking it's charging when I've unplugged it during sleep

If my laptop is plugged in as I press suspend, then I unplug it after she's sleeping, when I wake her up, she still thinks she's charging, even though the battery is discharging. To fix this I either ...
2
votes
1answer
90 views

What log files should be examined to troubleshoot shutdown issues in relation to USB devices?

I am currently having the following issue: Close lid of laptop - laptop suspends Open lid of laptop - laptop resumes Select Shutdown from menu - computer reboots Suspend computer from menu - ...
0
votes
0answers
43 views

dumb power setting ensure dim screen all the time

It's quite dim, but when I unplug, it gets brighter. Funnily enough, when the battery gets critical it goes dim again, and if I plug it in in a dim state it finally gets bright with the power plug ...
0
votes
2answers
134 views

Asus laptop power management

I have a couple of symptoms that make me think Ubuntu has some problems identifying all the components of my laptop (Asus N56VJ-S4051H). When starting the computer from the OFF status, the fan goes ...
2
votes
2answers
332 views

Thinkpad X1 Carbon won't suspend after upgrade to 13.10

I upgraded to 13.10 and have since had problems with suspend when I close the laptop lid. Prior to the upgrade, if you closed the lid it suspended the computer and all was well. After the upgrade ...
1
vote
0answers
95 views

Fan is working on AC power without stop while graphic card is on power-saving mode and laptop-mode is running

I've installed fglrx and laptop-mode on my 13.10. My graphic card is a hybrid and the power-saving graphic card is activated but the fan never stops on AC power. Actually when I remove the AC power ...
2
votes
1answer
1k views

How do I stop Xubuntu 13.10 from suspending when I close lid?

I just upgraded to 13.10 and tried configuring at the Settings Manager, but it doesn't seem to work. So I tried configuring xfce4-power-manager/lid-action-on-ac and it didn't work eiter. Then, at ...
12
votes
2answers
8k views

Ubuntu Server 13.10 now goes to sleep when closing laptop lid

I recently upgraded to the latest version (13.10). I have it running on an old laptop. Since the upgrade, whenever I close the laptop lid, it goes to sleep mode. Any idea on how to fix? I've ...
0
votes
0answers
153 views

Advanced power settings, - shutdown after being in suspend mode

Ubuntu keeps completely draining my battery when it is in suspend mode and the lid is closed, I suspect this may be a problem, as it has happened (occasionally) on two of my laptops both running ...
0
votes
1answer
214 views

Why 's my HP Laptop's HDMI turning off when I close my laptop lid?

HP PAVILION G6 UBUNTU 12.10 I've disabled the screen-saver, suspend etc from gconf-editor and /etc/.../ sys files only to fail in my quest each time with no particular success. This might've been a ...
2
votes
0answers
347 views

Laptop lid closed - with external Monitor

How to work on my other monitor when i close my laptop's lid? I connect my external Monitor (HDMI) to my laptop and then close the lid. Normally it (should) display everything on the external one. ...
2
votes
0answers
281 views

How to count battery cycles?

Like most user that have searched about knows, Manufacturers ACPI implementation is a mess. And for most of our laptops, battery infos are unavailable or wrong (on a dell inspiron 15z, the rate is ...
1
vote
1answer
129 views

I've got some problems on Ubuntu 13.04, any help!

I can't set script (or by any other way through terminal) for making thresholds for battery charging, Also I know that Lenovo users provided tp_smapi kernel module which make this issue not ...
0
votes
0answers
77 views

Force battery power settings when plugged in

I recently bought a new laptop that tends to get quite hot. Today I used it for the first time on battery power, without plugging in the power supply, and I noticed that it didn't get nearly as hot. ...
0
votes
1answer
446 views

Lenovo X1 Carbon is not charging battery even if plugged into AC [closed]

I installed Ubuntu 13.04 on my X1 Carbon Touch laptop yesterday and everything worked fine, the battery charged as usual. Today I've noticed that the battery indicator shows me that I am working on ...
0
votes
0answers
134 views

Sudden shutoff with no warnings on ubuntu 12.04

I have been experiencing sudden shuts with 12.04 LTS. I am running a Acer M5 581t(G) with 6 gigs ram laptop. I have been experiencing this for more then two weeks. Its shuts off all a sudden with ...
0
votes
0answers
28 views

Power manager doesnt have options reg lid

my power manager screenshot is below os:ubuntu 13.04 gnome 3.8
0
votes
0answers
227 views

Heat and Battery Problem Compaq CQ42

I'm using compaq cQ-42. 2GB RAM, 500GB HD, os- ubuntu 12.04LTS. I'm facing the problems that whenever I start charging my battery then it's not totally full and white light flash and say full charged. ...
0
votes
0answers
420 views

Gnome3 freezes after login ~10% of the time

About 10% of the time Gnome3 freezes right after login. This is apparently random, or I don't know what is different between successful and unsuccessful login attempts. I am using Ubuntu 12.04. Based ...
0
votes
0answers
173 views

How to enable low power mode on AC?

I am running Ubuntu 13.04 on a Dell D420 laptop. If I understand correctly, the system should automatically go into low power mode when on battery. I want to enable this mode while on AC. How does ...
1
vote
1answer
3k views

Alternative to Jupiter Applet

Wondering if anyone knows of any alternative to the Jupiter applet that stopped being actively developed? I found this, but it's all I could find: ...
0
votes
1answer
1k views

Dell XPS 15z (L511z) - Ubuntu 13.04 - Short Battery Life… Any help, ideas, or mods?

I presently have a Dell XPS 15z (L511z) (+ 240GB SanDisk Extreme SSD Upgrade). I also have Ubuntu Gnome 13.04 installed. My BIOS is at the latest version. I have the following power-related packages ...
1
vote
2answers
1k views

How do I get my laptop not to lock up every time I close the lid in Ubuntu 13.04

Every time I close my laptop lid, Ubuntu 13.04 will lock up. I have it set in the Power settings to do nothing for when I close the lid on both battery power and when plugged in, yet when I do close ...
0
votes
1answer
298 views

Auto Boot after Power Failure - Laptop

I'm using a laptop with lubunut on it for a project I'm working on in a remote location. I chose a laptop because of the batter already attached and the frequent power outages. Most power outages are ...
0
votes
1answer
120 views

To control battery at a certain capacity (for ex.20%) then the laptop will be automatically standby or hibernate for long-lasting the battery

I would like to control for setting my battery at a certain capacity (for ex.20%) then the laptop will be automatically standby or hibernate for long-lasting the battery. Is there any solution, ...
0
votes
1answer
360 views

Strange behaviour when close the lid of my MBA

I have an MBA and I'm used to close the lid without any problem in OSX. I've installed ubuntu 13.04 in dual boot with rEFit. The problem is that sometimes something strange happens when I close the ...
2
votes
2answers
1k views

Ubuntu not is hibernating when lid is closed

I use Ubuntu 12.04 in my laptop. I'm trying to configure to hibernate when lid is closed. However, not is working. I did the following steps to solve the problem: I enable in ...
0
votes
0answers
423 views

New battery installed but Ubuntu only recognizes 2.5 hours of life

I'm having an issue in which I have installed a new battery that will not charge to it's full capacity. I'm looking for a manner to change some setting in which Ubuntu will allow a full charge. After ...
12
votes
2answers
2k views

Why does powertop still detect tunable settings on >12.04?

According to this Q&A laptop-mode-tools and powertop are not needed anymore with ubuntu 12.04 as the power savings are now included in the kernel. So I decided to remove laptop-mode-tools from ...
3
votes
1answer
218 views

Creating scripts

I'm following advice from LessWatts to lower battery drain with the following commands: mount -o remount,noatime / hdparm -B 1 -S 12 /dev/sda echo 3000 > /proc/sys/vm/dirty_writeback_centisecs ...
1
vote
0answers
101 views

Black screen when trying to play video games

I run a wined version of steam (mostly because most of my steam games aren't avaible on the steam beta yet) and I had problems in the past with this black screen/dim screen but I fixed it, the problem ...
2
votes
0answers
412 views

Lenovo u310 will not charge when turned on

I've looked around and had several friends have a look but we cannot figure this out. I am running Ubuntu 12.10 on a Lenovo U310. The laptop charges fine when the laptop is off but it will not charge ...
4
votes
1answer
217 views

How to send an email when laptop battery is low?

Is it possible to send an email to myself when the laptop is on low battery power? I'm always online with my Android phone, but not always in front of the laptop, and sometimes I'm missing the ...
6
votes
3answers
4k views

Stop/start battery charging through software?

If a laptop is powered on and connected to AC power, is there a way to issue a command that tells it not to charge the battery? EDITED: Perhaps charging of the battery may be stopped if there were a ...
2
votes
1answer
3k views

Screen turns off after inactivity

My screen turns off if I'm inactive for some time, even though I disabled the setting. It happens on battery as well as on AC power. My Brightness and Lock Settings: My Power Settings: Does ...
1
vote
0answers
178 views

Oops! it's a desktop not a laptop

My mother has a Desktop PC, I accidentally installed Ubuntu 11.0 Laptop on it, now the power settings are set up for a laptop. Is there any way I can change this?
0
votes
2answers
149 views

Removing AC power when laptop lid is closed doesn't suspend

While the laptop lid is closed, when I remove external power, the laptop does not suspend so i have to open the lid and close to make it suspend. When the laptop lid is open, then I remove power, ...
2
votes
1answer
3k views

How to analysis the output of powertop to increase battery lifetime

I'm new to ubuntu using 12.04LTS .Please help me by steps.Thanks all. anoy@ubuntu:~$ cat /proc/sys/vm/laptop_mode 5 PowerTOP 1.97 Overview Idle stats Frequency stats Device stats ...