0
votes
1answer
62 views

Battery led blinking red on Asus N550JV with Ubuntu 12.04

Model: Asus N550JV OS: I have a dual boot Win8 and Ubuntu 12.04 64bit. UEFI boot Problem: The battery is not recharging anymore. It means the computer works as usual but once I plugged off the ...
0
votes
0answers
57 views

My Laptop Not Charging And Brightness Keys Not Working After Installing Ubuntu 12.04.3 LTS

I have Lenovo(G-505s) Laptop with per-installed windows 8. Recently I'm installed Ubuntu 12.04 through CD. But after installing my laptop battery not charging and my brightness keys not working in ...
0
votes
0answers
46 views

Laptop won't boot without power cable connected

My laptop is an Acer Aspire 5750 that used to run Windows 7 but is now dual-booted with Ubuntu 12.04 (now my predominant OS). Recently an annoying bug developed in that my laptop won't boot without ...
1
vote
0answers
44 views

Ubuntu 12.04, asus f550c : it do not go in power save mode

If I remove the charger from my laptop asus f550c, it do not go in power save mode, as I can see from the applet CPU frequency scaling indicator Indeed, usually if I suspend the laptop, it has very ...
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 ...
2
votes
1answer
41 views

Battery meter shows 6 minutes left immediately after unplugging power, and hibernates sometimes

I have a Lenovo y400. Whenever I unplug the laptop, the battery meter shows 0:06 or less and the Laptop battery critically low message pops up. It hibernates once in a while, the rest of the time it ...
0
votes
0answers
60 views

Ubuntu 12.04 restarts immediatly after suspension

I have a HP430 G1 and it is running on Ubuntu 12.04. Whenever I try to suspend the computer, close my lid (it's supposed to suspend when I close it) the hard drive and the fans goes silent. After less ...
0
votes
1answer
75 views

Samsung series 3 runnint ubuntu 12.04, battery indicator does not recognize when I unplug my charger

I have a Samsung series 3 (NP305E5A-S01CA) running 12.04, everything has been running great except for the battery and power management programs. Even when my AC charger is unplugged and it is running ...
0
votes
0answers
56 views

Plenty of wakeups on idle, dell m4500

I've been working with ubuntu 12.04 for more than a year and I just can't find a solution for my battery shortness anywhere. I have dell m4500 - i7, 8 G ram (if you need any more details just say). ...
0
votes
2answers
136 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 ...
0
votes
0answers
48 views

uhci_hcd is draining my battery?

I'm an Ubuntu user for about a year. So far, I've tried Linux Mint (Nadia & Olivia) and Ubuntu 12.04 and 13.10. Currently I'm on 12.04 LTS. On all of the operations system I used, I experienced ...
0
votes
1answer
55 views

HP dv6 2020sa // battery?

I got to understand that HP dv6 series aren't the best choice for ubuntu. The problem is the battery. If I disconnect the cable everything dies instantaneously. What can I do ? I suppose you'll ask ...
0
votes
0answers
49 views

Just got a new battery for my laptop, getting some weird readouts. Ubuntu 12.04

I have a Dell Inspiron N5010 and my old battery got old and could only hold maybe 30minutes worth of power at a time, so I got this: http://amzn.com/B0060KKW3O And I popped it in, no problem, I ...
1
vote
2answers
98 views

Short life battery

I have a Lenovo Y480 and, after install Ubuntu 12.04, the life of battery is too short, I mean, when I use the other OS, it could be have a life for almost 6 hours, and when I use Ubuntu, it have a ...
0
votes
0answers
500 views

Ubuntu Brightness Not Working

I am using 12.04 in my dell inspiron 3521.It has got AMD radeon 7600 and intel graphics.Brightness control was working perfectly. After wiping the pre installed 12.04,I installed new 12.04 ...
1
vote
0answers
296 views

Battery Not Present XPS 15z U13.10

So I recently reopened my old laptop which was running ubuntu 12.04 lts. When I opened it, i noticed the battery was stated has ''Not Present'' in the top menu bar. When I click on that label, it ...
0
votes
1answer
51 views

Battery problem

Ubuntu's unity eats up my Asus Eee PC's battery, in a few minutes, with Libreoffice running. Should i reduce the memory usage of Libreoffice, or get a spare desktop environment?
2
votes
0answers
283 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 ...
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. ...
1
vote
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?
1
vote
1answer
4k views

How can I improve the battery life under 12.04 on my Inspiron 14z? [duplicate]

How do I improve the battery life of my Inspiron 14z under Ubuntu 12.04? This laptop gets 4-5 hours of battery life using Windows (e.g. here). I've removed Windows, installed Ubuntu 12.04 and the ...
0
votes
0answers
111 views

My Emerson Liebert UPS is not Reporting correctly! but works in windows

So i have successfully setup an ubuntu headless server using 12.04 and I am loving it :) however, I am migrating from a Windows server here on the network. while the transfer is in progress, these ...
0
votes
0answers
276 views

Unusually high power consumption with Xubuntu 12.04, but not Ubuntu 12.04

About 8 months ago I installed Ubuntu 12.04 LTS on my wife's Dell Mini 9, and it was running reasonably well, apart from sometimes freezing when waking up from suspend. In an effort to speed it up a ...
0
votes
2answers
1k views

What linux distribution is less power hungry than ubuntu 12.04? [closed]

My notebook is a Compaq Pressario CQ71. The battery life is like 1:45 h. When Win Vista was installed on it, it was like 3 h. Now I like Linux more, but this distribution (ubuntu 12.04) is consumes ...
0
votes
0answers
105 views

Change brightness automatically depending on power source in 12.04

I'm running Ubuntu 12.04 on a HP G61. When I used to use Windows in this machine, my screen to autodimmed when unplugging AC (i.e. running on battery), and brightness was restored when plugged again. ...
0
votes
0answers
118 views

Laptop running Ubuntu battery management issues

I am a newbie to Ubuntu (after dumping 3 other distros) and have seen a terrible battery management from Ubuntu. I use a HP DV7 17" 8 gb ram beast with about 30 minutes of battery power since I ...
1
vote
1answer
889 views

How does 13.04 stack up to 12.04 in terms of battery life? [closed]

I've been having some issues with battery life, perhaps due in part to the age of the battery, but I'd like to squeeze out every last minute I can. I've heard that 13.04 is developed with mobile ...
1
vote
0answers
93 views

Laptop battery is not recognized in Ubuntu 12.04

I recently installed Ubuntu 12.04 on my laptop. Ubuntu does not recognize the battery, even though the battery is connected.
0
votes
1answer
114 views

Battery life on Zenbook UX51 Ubuntu 12.10

My battery life is 2h30m in my Ubuntu 12.10 but in Windows I had 7h00 I installed jupiter, nothing changed. What can I do?
3
votes
0answers
114 views

How can I prevent my laptop auto suspend (due to critically low battery) from looping?

I have an Acer Aspire 5750G on Ubuntu 12.04LTS and I've got a problem: Battery critically low > suspend > wake up instantly (I don't touch ANYTHING) > suspend > wake up.... power outage > dead. I've ...
3
votes
1answer
182 views

Mouse and touchpad freeze without power supply

I have a fresh installed Ubuntu 12.04 LTS on my HP ProBook. My external mouse and my touchpad freeze in battery mode. I can reinitialize them with Ctrl + Alt + 1 and back to 7. As long as I move the ...
2
votes
0answers
371 views

Internet on wireless doesn't work without charger

My laptop is running on Ubuntu 12.04. Since last few days, I am facing a strange problem (some may even call me crazy after reading this). My laptop is Acer Aspire 5755 (specifications - just in case) ...
2
votes
1answer
2k views

How can I save my laptops battery from draining? [duplicate]

I am using ubuntu 12.04 (switched from windows 8 recently) and I am finding that this OS is draining my laptops battery like anything (works only like 70% of windows). I also found this interesting ...
0
votes
1answer
913 views

/can you install ubuntu to hdd but it runs completely from ram while hdd is not spinning?

my main purpose is to be able to install ubuntu to the hard disc so that my settings and everything are saved but i want it to load itself to my ram for faster operation and better battery life while ...
2
votes
2answers
3k views

Ubuntu 12.04 LTS drains my Samsung Series 9 900X3C ultrabook's battery extremely fast. Is there anything I can do to fix that?

The title basically says it all. My Samsung Series 9 900X3C ultrabook's battery is in the deep red around barely three hours after disconnecting it from the power - and during most of that time the ...
0
votes
1answer
222 views

Why is Power Statistics showing grossly incorrect battery power? [closed]

Energy when full - 231.7 Wh Energy(design) - 81.2 Wh This also results in an incorrect value for Percentage - 31.3% This also conflicts with Time to full field (Thankfully !) I have never seen ...
0
votes
1answer
244 views

Ubuntu 12.04 is hogging the battery power

I was using my computer the other day on my kitchen side. I wanted to move to the sofa and so I took the power cable out. I took about ten seconds to get to the sofa and plug it in and when I checked ...
2
votes
1answer
497 views

Battery status not shown on Asus K53E - Ubuntu 12.04 LTS

I have Asus K53E. My OS is Ubuntu 12.04.1 LTS. When I installed Ubuntu, battery status was shown but after a month it stopped working. Now I'm not warned if battery level is low or something happens. ...
1
vote
0answers
250 views

Dell Inspiron 5720 battery manager?

Is there anything like battery charge manager in Ubuntu 12.04 for my Dell Inspiron 5720? I mean some program, that I can set so that it stops laptop from charging when it's above 80% of battery charge ...
1
vote
3answers
139 views

Battery died when updating from 12.04 to 12.10

I started the update and went to sleep but I forgot to plugin AC adapter. When i woke up, laptop was off. I plugged in the AC cord and turned it on. Ubuntu boots and it is on 12.10 but may items ...
1
vote
1answer
108 views

Hp dv6z(AMD version 3243cl) over heat & Battery Drain

I am new here on Ubuntu(12.04 x64)! The problem I am facing here is very less battery life and constant noise of fan during use of my laptop! Laptop has AMD Phoneme II processor,6 gb ram ,Amd radeon ...
6
votes
2answers
5k views

The battery indicator& Power setting panel shows wrong battery state

My laptop is Thinkpad E420 with Ubuntu 12.04 64-bit installed, the kernel version is 3.2.0-33-generic. I have set the battery threshold as 60% via windows7. It seems that the threshold auto effected ...
4
votes
1answer
627 views

Laptop drains of quickly with battery

I am a Ubuntu user since years and I have not come across this problem till date. My battery drains off immediately after I unplug my AC power. The options I tried: 1) I checked the battery state ...
5
votes
8answers
17k views

12.04 hangs at “checking battery state”

My 12.04 system hangs at "Checking battery state". At this stage, no commands work eg: Ctrl+Alt+f1, or Alt+f5. I ran recovery mode, and ran the following commands: sudo mount -o remount, rw / sudo ...
0
votes
1answer
597 views

Lenovo Ultrabay Battery for Thinkpad W520

I have seen many people purchasing that accessory for their Lenovo laptops.The problem is that many people are complaining about the fact that even though the OSs are able to see the extra battery ...
2
votes
1answer
654 views

Laptop slows down while charging battery

Laptop Model: Dell Lattitude 5440 OS: Ubuntu 12.04. While charging my laptop battery i've noticed the following: Mouse pointer moves very slowly. computer also slows a bit. This problem was not ...
3
votes
0answers
4k views

Is there a built-in c++ compiler in 12.04? [duplicate]

Possible Duplicate: Can I use a C/C++ compiler? I just installed Ubuntu on my laptop because my programming professor insisted on it. This is my first time using Ubuntu. So I had some ...
2
votes
1answer
1k views

Battery Status In Panel Does Not Change Or Give Low Battery Warning (Ubuntu 12.04)

I recently upgraded from 10.04 to 12.04 Precise (first point release) on my laptop (an MSI machine). I've resolved several minor issues but can't figure one out and have searched here and on google to ...
1
vote
2answers
7k views

Specific short battery life problem with Sony VAIO laptop

(I'm using Ubuntu 12.04 LTS 64 Bit) I have some problems with my laptop's (Sony VAIO VPC-F22S1E) battery . It's fullly charging about 3-4 hours (while using) and 2-3 hours (when shutdowned) . And ...
2
votes
0answers
172 views

Battery dies quickly in 12.04 [duplicate]

Possible Duplicate: Tips to extend battery life for laptops and notebooks I am new to Ubuntu. I use Samsung laptop. The battery dies quickly while I am using Ubuntu 12.04. The charge holds ...