Questions about battery usage and issues in Ubuntu.

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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 ...
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16 views

My battery is lasting only for 1 hour on Ubuntu 12.04, while it lasts 3 1/2 hours on Windows 7! Why is it so? What can I do to solve that? [duplicate]

This may look like a duplicate question , but answers to other similar questions are very specific of the laptop configurations. So,felt that wouldn't apply to my system. I'm dual booting with ...
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88 views

How to change/customize boot settings in grub, so that ubuntu fully recognizes the hardware it runs on?

I've got a problem with Ubuntu 13.10 on my laptop Acer Aspire 5750ZG. It cannot recognize that it is running on laptop - there is no battery indicator, power consumption is very high. Simply ...
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68 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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67 views

Ubuntu flashes and hangs at Checking Battery Status

When I try starting up Ubuntu, it goes past the boot up screen and then the words 'Checking Battery Status' comes up with the words '[OK]' this only comes up for a little while and then the screen ...
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78 views

How can one increase the timeout before the display dims when on the battery?

If I do not touch my computer (a Toshiba Satellite) for 15 seconds when running off the battery, the screen dims to the lowest brightness. I have already disabled "Dim screen to save power." I do not ...
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1answer
35 views

low on battery mode

On my lenovo laptop with Windows installed, when my battery was almost empty, it went in sleep (or some sort of sleep mode). so that if i gave it power again, it restarted back to windows with all my ...
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20 views

Using Ubuntu on laptop [duplicate]

I am currently using Ubuntu 13.10 and I feel it uses a lot of resources...which means that when using a laptop on battery..it last less.It also heats up a lot. This is not done when running on ...
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843 views

How to calibrate battery on ubuntu 13.10

there is no option to disable "when power is critically low" power off, and i heard it should be disabled to be able to consume all the battery power. has anyone solved this issue ?
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3answers
1k 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 ...
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79 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 ...
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33 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 ...
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1answer
49 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 ...
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1answer
1k 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 ...
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0answers
98 views

Hack Battery Preference for Gnome 2 MATE on Ubuntu 13.10

I am using Ubuntu 13.10 on my 32-bit computer. However, I missed the Gnome Desktop Environment so I installed MATE 2. I have encountered a problem with the battery preferences. I don't want to put ...
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1answer
3k views

Ubuntu 13.10: How to disable Nvidia graphics (nouveau)?

I have a MSI GS70 laptop with Ubuntu 13.10 installed. Unfortunately, my laptop has an NVidia graphics card, the only effect of which for me is constant fan noise, hot temperature of the laptop and ...
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94 views

Ubuntu 12.04.2 LTS on ThinkPad S431 issues when using battery power

I recently installed Ubuntu 12.04.2 LTS, using Live CD, on my newly purchased ThinkPad S431 laptop(about one month ago, the newest model without touchscreen). Everything is just nearly perfect and ...
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1answer
93 views

battery show percentage (and time if possible)

My battery has some broken cells making the battery drop from 60% straight down to 30% in a few seconds. This makes the estimated time remaining extremely unreliable for a full charge but the ...
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143 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 ...
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220 views

Battery issues - Lenovo Ideapad Z460

I've been using Ubuntu 13.10 on my Lenovo for more than 5 months without a problem. Yesterday I disconnected the AC adapter to take the laptop with me to the couch and it simply shut down. So I ...
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1answer
315 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 ...
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3answers
333 views

Is there a Dell Longevity option in Ubuntu?

Dell XPS has the following option in Windows 8: I assume it's a hardware switch that is set somehow, so does it stick when rebooting to Ubuntu? Is there a way to check or switch this option from ...
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157 views

Ubuntu 13.10 on acer extensa 5230 run only if apci=off

I've installed Ubuntu 13.10 dual boot with Windows 7 on my acer extensa 5230, so far the only (big) problem is that it doesn't recognize the battery and wont shut down properly (it hang on shutdown ...
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22 views

My battery status isn't showing

I have Ubuntu 13.04, 32-bit, on a 64 bit laptop, and I noticed that the battery status isn't showing at the top of the screen, and I really need to know my battery status. How can this be solved?
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35 views

How to make tlp only start after login?

TLP helped me get good battery life on my laptop, but I still have a long boot time in Ubuntu. I wonder if I can allow the boot to run under the OnDemand CPU governor but change the CPU governor to ...
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37 views

Slow WLAN connect on AC power, very quick on battery / LUBUNTU

I found a very weird effect on my Lenovo X220. when I am on battery power and boot the wlan connect is like instantly! when i am on AC power and boot, the WLAN connect (to the same home wifi) does ...
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2answers
77 views

Battery Management in Ubuntu

How can I change the Battery Management settings in my Laptop? I used to have a Windows installed and in that, the battery management program (for the sake of battery health) had the charging limited ...
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2answers
1k views

Disabling touchscreen to extend battery life?

I've read various posts about extending battery life of laptops and notebooks. And I've done various of things to extend it. But I'm wondering does touchscreen take power and how much? Would it be ...
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136 views

Dell Inspiron 7000 15inch Battery icon not visible until cable plugged in

So after fighting to get Ubuntu 13.10 installed along side Windows 8 in (u)efi mode, I am left with one strange issue. If I boot the laptop while not plugged into the wall no battery level applet is ...
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1answer
332 views

How to fix overheating and battery low life on ASUS K56CM? [duplicate]

I have an ASUS K56CM ubuntu 12.04 runs well, but the temperature in idle is about 55-65 °C. And also my battery have a half less life then on windows7. I tried Jupiter but it doesn't work. Should I ...
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1answer
592 views

Laptop battery not charging even though Ubuntu says it does.

I have acquired an Advent 7048 laptop now running Ubuntu 12.04 LTS. The battery is recognised and says it is charging but isn't. The laptop runs OK on just the charger. The battery is new, and seems ...
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15 views

ubuntu battery on Dv5220us

Tech info: OS:Ubuntu 12.04 LTS , Memory: 993.1 Mib Processer intel (r) CPU T2050 (Dual Core) @ 1.6 GHZ (1600Mhz), Os:32 bit.... im using an HP Pavillion DV5220us I have a clean install (was done ...
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1answer
305 views

Nvidia driver cripples my laptop Ubuntugnome 13.10

Okay so repeating my problem aggain: I have a Dell XPS 17 (L702X) laptop with a nVIDIA GeForce 555M Graphics card inside running Ubuntugnome 13.10. Since my batterytime is amazingly small (2 hours on ...
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238 views

Asus k55n battery died while in suspend and connected to external monitor

I am having an issue with my Asus k55n. Last night I had it hooked up to my HDTV via HDMI. And using Catalyst Control the HDTV was set to primary monitor with my laptops screen turned off. Well, I ...
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120 views

Fan settings - battery vs. plugged in

I'm using Ubuntu 13.10 on a Lenovo Y510p laptop with Intel Core i7-4700MQ and an Nvidia GeForce GT755M graphics card which I'm not really using thanks to bumblebee (the only graphics driver loaded is ...
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1answer
230 views

Apple magic mouse battery indicator on Ubuntu 13.10

does anyone know how to display battery indicator in top panel for Apple magic mouse, on desktop computer, when i type in shell 'upower -d' i get info about device, battery and percentage, also if i ...
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1answer
238 views

battery (not present) - but it is

I am having a Acer Aspire 4820T. I just installed Ubuntu 12.04. All is good but the battery shows as not present even though it is. And I don't have the power cable attached. Have tried the commands ...
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109 views

Ubuntu battery indicator shows wrong battery

I am using the Sony Vaio Pro with Ubuntu 13.10. I have the external sheet battery and when plugged in the battery indicator still shows the status of the internal battery rather than the currently in ...
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208 views

WiFi causing router crash when laptop runs off battery

I'm experiencing a strange problem on my Lenovo Carbon X1 laptop with a fresh Ubuntu install. The WiFi appears to work fine when the external power source is connected. However as soon as the power ...
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0answers
249 views

Battery indicator stuck at 98% percentage

Ubuntu 13.10 64-bit, used to work fine but lately battery applet with percentage says 98% at boot but doesn't drain (though obviously battery is draining). How can I reboot the applet/make it work ...
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1answer
107 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 ...
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2answers
334 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 ...
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3answers
367 views

Fan Maxes Out and Battery Status Indicator Flashes

I have recently installed Ubuntu on my Asus UX301LA which has raided SSDs and is in UEFI. Install is fine and everything works, however sometimes when I boot my fan maxes out and my battery status ...
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1answer
89 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 ...
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1answer
639 views

Lenovo Ideapad battery limit

I have an Ideapad Y400 running Ubuntu 13.10. It previously ran Windows 8, and had a Lenovo utility to limit the battery charge to 60%. Now that I've installed Ubuntu, of course, the utility is gone. ...
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2answers
115 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 ...
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25 views

How do I determine if my laptop battery driver is bad, or if I have a bad battery? [duplicate]

Battery will not charge at all. Read somwhere that it could be the battery driver, but I don't know how to assess that. Any help appreciated.
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6answers
4k views

How can I optimize Ubuntu for minimal energy usage?

How can I optimize Ubuntu for minimal energy usage? I use my laptop for development, but also for writing. I have a 9 hour flight coming up and a 6 hour battery life when already using limited ...
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1answer
464 views

ASUS N56VZ not charging on 13.10

I'm new to running Ubuntu (or Linux for that matter) as a desktop OS, I do however have experience on the server side of Linux. I've installed Ubuntu 13.10 on my ASUS N56VZ-S4215H. It was no where ...
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350 views

XFCE battery indicator

I'm searching for a battery indicator applet for XFCE4, does anyone know one? I already tried xfce4-battery-plugin but the battery icon is horrible. I was looking for something like the gnome2 ...