Questions about battery usage and issues in Ubuntu.

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Why is my battery indicator stuck?

My battery indicator is stuck on the value it had on the last log in. I also do not get low battery messages any more. I am on ubuntu 15.05...
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13 views

Battery not detected Ubuntu 14.10

I just installed Ubuntu on my new ASUS 205ta laptop. Unfortunately, the battery icon does not work because the battery is not detected. I tried the solutions to every other post, but nothing works. ...
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0answers
38 views

Battery discharges while AC is plugged in

I have a problem with my VN7-571G-56N0. My battery is discharging while the AC is plugged in. If i plug in the power cord, after i used the notebook with battery only, it charges it, but when i ...
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26 views

Erratic battery behavior in Ubuntu 14.04

I have just made a fresh Ubuntu 14.04 installation on a Toshiba Satellite L735 laptop. When I turn on the laptop and it is plugged to the socket, the battery icon does not show ("Show battery status ...
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1answer
24 views

Display battery percentage for mouse and keyboard

I've recently bought myself a new Logitech wireless mouse and keyboard set. To get these working in Ubuntu 14.04, I first paired them (unifying USB) using Winblows then I installed Solaar. The issue ...
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15 views

''Radio device: ideapad_acpi' is a huge battery drain on my Lenovo Ideapad U410. Running Ubuntu 14.04

So just a few days ago I installed Ubuntu for the first time ever on my laptop - Lenovo Ideapad U410. I am dual-booting Ubuntu 14.04 and Windows 8.1. Although since the beginning I've been fixing many ...
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1answer
67 views

Battery indicator ALWAYS says Using Battery Power - even when plugged in - ASUS laptop

I have an ASUS N550JK laptop (BIOS version 204) running Ubuntu 14.04 (3.13.0-43-generic kernel). My issue is that the battery indicator ALWAYS shows that it's using battery power - even when plugged ...
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1answer
68 views

Power management and overheating

I have a HP envy 14. And dual booting windows 8 and Linux ubuntu 14.04. The problem is that it sometimes gets a little hotter than when booted with windows. Also I see that Linux "eats" the power. ...
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37 views

How to stop brightness changes (screen dimming) on low battery?

Ubuntu 14.10 automatically adjusts screen brightness on low battery. It does so despite explicitly being set not to. How to prevent this behaviour? I'd like the brightness to stay on the manually ...
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13 views

inspiron 1720 ubuntu 14.04 no battery switch over after removing power. power indicator is at 52%

Basic problem: NO battery switch over after removing power. It just dies. My battery indicator is gradually going down - currently its at, 52%, over the last five weeks from 62%. All suspension ...
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0answers
13 views

Thinkpad T60 Battery Problem

I have an IBM T60 laptop. It had an excellent battery, then I upgraded it to Ubuntu 14.04 LTS from Windows XP. First everything was fine, but then my laptop shut down and now the battery is not ...
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34 views

Battery management on Ubuntu

It seems like battery management in ubuntu is not as good as in Windows (at least for me), The battery in windows last for longer time. Another thing My laptop is on charge most of the time, but ...
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19 views

What is the difference between these power warning settings, and are they the only ones?

What exactly is the difference between percentage-low, percentage-critical, percentage-action when dealing with battery power on a laptop? What exactly does each of them mean? My current settings ...
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0answers
39 views

How do I determine exactly why my computer is unexpectedly shutting down?

For a while now, in both Ubuntu 14.04 and 14.10, my laptop shuts down suddenly and unexpectedly. This only happened when the computer was on battery power, and only when the power seemed to get within ...
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0answers
221 views

lenovo g50-45 amd a8 apu graphics driver installation problem

i am new to Linux and i was using windows 8.1 and now switched to Ubuntu latest ,, i am not able to install catalyst drivers i tried many you-tube tutorials and couldn't successfully install ,,and i ...
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41 views

USB ports constantly connecting / disconnecting when devices with batteries are plugged in

I have a SONY VAIO Fit 13A and running Ububtu 14.04. My problem is that when I connect a device with a battery (like a mobile phone or an MP3 player) it gets constantly connected / disconnected. This ...
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1answer
60 views

Powermanagement of Nexus 4 with Ubuntu

I am using Ubuntu 14.10(r15) from the ubuntu-rtm/14.09/mako chanel on my Nexus 4. It runs quite good, but one big problem is still the powermanagement. The battery does not last very long. Even ...
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0answers
23 views

gnome 14.04 battery guage doesn't work

The icon is there, and it works sometimes, but other times it will not change at all. It will read full, or some state of charge and not move until my computer dies. I sometimes forget that I am ...
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4answers
70 views

Alternative way to run a sudo command on startup

I am trying to write a script for my Ubuntu system to hibernate, whenever the amount of battery left is (say) 5%. This script will run on startup. I can get the battery left using upower -d |grep ...
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49 views

Battery percentage won't go up while charging

I have HP notebook with a healthy battery. Problem is that when I try to charge it, system displays time remaining to charge and also percentage of the charge in the menu bar, but it stays stuck on ...
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1answer
70 views

Mate Ubuntu 14.04 battery indicator not showing status

I got Ubuntu 14.04 MATE. But battery indicator is not showing properly even after connecting the power cable or disconnecting. It just shows what's when started. Image-1 when power connected: Power ...
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1answer
64 views

Lenovo g500 on ubuntu, battery won't charge over 59%

When I had windows I used lenovo energy managment and set the battery to charge up to 60% only as it recommended it to me. Yesterday I switched to Ubuntu and now I have this problem. It would be great ...
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1answer
28 views

How do I get my power indicator to reliably warn me before shutting off my laptop?

A while back I was having trouble because my power indicator for my laptop running Ubuntu never warned me when the power was about to go off. That was when using Ubuntu 14.04, and to be honest, I ...
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41 views

14.04 battery status not recognized correctly on MacBook Air

I've installed Ubuntu 14.04 LTS on a MacBook Air 2011. When starting Ubuntu, sometimes the battery state is shown to be empty, although it is not. Hence, automatic shut down takes place. After one or ...
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1answer
18 views

How do I set the computer to turn off screen when battery is critically low?

I read in this answer that to set the configuration to suspend we need to type: gsettings set org.gnome.settings-daemon.plugins.power critical-battery-action 'suspend' However I want just to turn ...
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0answers
63 views

Battery efficiency issue in Ubuntu 14.04

I have an HP Probook 440 G2, with an intel core i5-4210U processor. I have dual boot windows 8.1 installation. I get approx 5+ hours of battery backup in Windows 8.1 and approx 2+ hours in Ubuntu. My ...
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1answer
96 views

how to disable charging in ubuntu when battery level is above 80 percent?

I tried various tutorials to stop charging laptop battery but it is not working on my Lenovo laptop. I tried following commands: sudo apt-get install tp-smapi-dkms sudo modprobe tp_smapi ...
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1answer
63 views

Charging only ever reaches 95%

I am using Ubuntu 14.10. And my computer is always attached to an AC power source thus it is always charging. But I have noticed that my battery says it is charged when I click on the battery icon in ...
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0answers
11 views

Toshiba Portege r100 No Longer Recognizes Second Battery

This is what I posted on the Toshiba forums, but posting here, in case there's a clever Ubuntu angle I can use: Now the second battery is not recognized. The light doesn't come on (in the r100's row ...
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1answer
45 views

How do I disable low and critical battery notifications in 14.10?

The frequency of these warnings is too high and I don't need to be nagged into plugging in my laptop. How do I disable them entirely?
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0answers
91 views

Power Management

I'm running Ubuntu on an Acer Aspire V Nitro - VN7-571G laptop. The battery should last for 8.5 hours with Windows 8.1, but with Ubunt the battery drains in about 3 hours. Acer has no drivers for ...
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1answer
130 views

Ubuntu consumes more battery's power than Windows 8.1

I have installed Ubuntu 14.10 with Windows 8.1 dual boot. I have noticed that Ubuntu gives 3hr and Windows 4hr battery timing. Why?
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1answer
111 views

Battery is fully charged but when I unplug my laptop it shows battery is low

I am using Ubuntu 12.04 on my dell INSPIRON N5110. The battery icon shows the battery is fully charged(when plugged). When I unplug it says that I have low battery and approximately 20 minutes of ...
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0answers
38 views

Prevent LED blinking on Sony Vaio

I own a Sony Vaio VPCSB18GG model laptop, running Ubuntu 14.04. The dedicated power button has a LED built-in. The LED glows green when the laptop is being used. But when the battery is say, 30%, it ...
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1answer
38 views

Are proprietary drivers better for battery life?

I have an Intel HD 4400 onboard video card. I was pondering getting the properitary linux drivers from Intel. Will this increase battery life and performance? Does this apply to other components as ...
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0answers
28 views

battery recalibration tool Sony Vaio, battery Li-ion

I`m searching for recalibration battery tool for Li-ion battery of my Sony Vaio laptop. Using Ubuntu 14.04 LTS. Battery last for max. 10 min. there is just just 2 ways to solve it: 1 . recalibrate and ...
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0answers
130 views

Battery not working/charging but detected

i have a thinkpad t 410 and ubuntu 14.04 LTS installed. everything worked fine for a long time, but since a week or so my battery is not working properly any more (orange battery light flashing) it ...
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1answer
217 views

Ubuntu 14.04 EliteBook 8460p constant fan, hot, short battery

Finally took the plunge from Ubuntu in VM to wiping Windows and installing Ubuntu 14.04. I'm liking it so far although I've noticed the laptop gets hot very quickly, the fan is constantly on, and the ...
0
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1answer
240 views

Overheating and battery draining

About a month ago, I installed Ubuntu 14.10 on Lenovo T430 removing the current OS Windows 7. First two - three weeks everything was working smoothly. After then, my laptop started to overheat and ...
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0answers
27 views

battery died during update from 13.10 to 14.04

Apologies for a deeply rookie error, but any help much appreciated; Whilst updating from 13.10 to 14.04 the power died and now only boots a blank screen. In recovery mode I've tried 'repair broken ...
0
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1answer
50 views

How make longer lifetime of battery?

Please help to setup power perfomance on the laptop. Before Ubuntu 14.04 LTS use Win7 and work time was about 4 hours after 1,5-2 hours. Tried everything install Bumblebee, TLP. Lenovo e430 Intel ...
0
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1answer
69 views

14.04 Laptop battery time increasing and decreasing

I have just installed Ubuntu 14.04 in my new laptop. Every thing is fine except the battery timing. When it is 100% fully charged the time starts from 16 hours and drops to 2 hours in just seconds ...
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2answers
54 views

battery charging problem

My problem reappeared again. I have a Lenovo G780 which originally came with Windows 8 installed, and its power management would charge the battery up to 60%, but Windows crashed, and it was ...
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0answers
60 views

Ubuntu (14.04) freezes on laptop when power not inserted

I use Linux Mint 17 Qiana (on Ubuntu 14.04.1). My laptop is a Dell Inspiron M5110 which has an AMD CPU and an AMD graphics card. When I boot my laptop on battery, no problems occur. When I boot my ...
0
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1answer
148 views

Battery indicator ALWAYS says Using Battery Power - even when plugged in

I have an ASUS N550JK laptop (BIOS version 204) running Ubuntu 14.04 (3.13.0-43-generic kernel). My issue is that the battery indicator ALWAYS shows that it's using battery power - even when plugged ...
0
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1answer
374 views

Lenovo G40-45 AMD Driver match for Ubuntu 14.04 LTS

I have Lenovo G40-45 Laptop with specs : AMD A8-6410 Processor Radeon R5 M230 I use Ubuntu Gnome 14.04 LTS for the operating system, overall almost my laptop work properly with Ubuntu, but I ...
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0answers
91 views

Problem with battery indicator in 14.10

I've got a problem with battery indicator: Ubuntu keeps showing the charging icon although the laptop is not connected to an external power source. Is there any solution?
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1answer
186 views

How to repair powerstate (intel_pstate) on Intel Haswell chips?

I recently installed tlp on my Lenovo U430p laptop. After I runned it I noticed significant drop in my laptop's on bettery time. Now my laptop lasts on battery for 2 hours less than before. After ...
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2answers
52 views

I want to write a Shell program for my Laptop battery

I found many commands that fetch the battery status and Percentage like upower -e and so on. Now, I want to write a shell program for an alert message (As we get during Connected and Disconnected to ...
0
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0answers
19 views

Old battery detected

At the end of last year I had to purchase a new batter for my now five year old laptop. After upgrading to 14.04 when it had come out it started to detect my old battery and now displays the percent ...