Questions about battery usage and issues in Ubuntu.

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0
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1answer
10 views

System76 laptops battery life

I have been impressed by the System76 laptops as they are designed for and ship with Ubuntu. I strongly feel the most important feature of a portable computer is that it is actually portable, i.e. ...
3
votes
4answers
2k views

Much lower battery life on Ubuntu and laptop heating up badly

I have the following config laptop: System model: HP Pavilion g6 Notebook PC Processor: AMD A8-4500 APU with Radeon HD Graphics (Quadcore 1.9Ghz) Memory: 6Gb RAM Graphics:AMD Radeon HD 7640G+7600M ...
3
votes
2answers
232 views

Indicator-power stuck on the first value after logining

After removing the gnome shell the battery indicator stuck on the first value it shows when I log in i.e. if at start it was 100% it is still like that till the battery dies. Can you please help me ...
1
vote
0answers
24 views

Acer Aspire power management

I'm working to fix my Acer Aspire One netbook so that power management is working. Currently, it goes to "suspend" when either the lid is closed or it is idle. However, it must still be using ...
1
vote
2answers
54 views

14.10: Battery indicator stuck on 64%

Yesterday I saw that when I plugged my laptop the battery indicator still showed me that I was on battery life instead of direct power. The percentage was 65% and after a few hours on power the ...
1
vote
0answers
31 views

How to use UPS with Ubuntu 14.04

Hello I have a UPS but can not see what procedure the battery and how to remain percent spending. Here I attach some photos looks like the battery of Ubuntu 14.04 The battery once it exists, and ...
0
votes
0answers
27 views

How do I stop Ubuntu thinking it's installed on a laptop?

I have recently installed Ubuntu onto my desktop. I had some issues installing drivers for my graphics card and I had to reinstall Ubuntu. However, since the new install I have items in the top menu ...
0
votes
0answers
34 views

Improving battery Ubuntu 14.04 on Macbook Pro

Hey guys so usually I look on here for answers on here but I can't find any other suggestions. I want to switch my os to Ubuntu permanently from Mac but I can't get close to the battery life I was ...
4
votes
2answers
397 views

Laptop battery always discharging

I have a fully up to date Ubuntu 14.04 on my Asus X550DP laptop. My problem is that the battery is always discharging. When I plug the AC adapter in, it charges battery up to around 96% and stops ...
0
votes
0answers
9 views

Pick which of laptop's battery to drain?

I have a a Lenovo T440s with two batteries, an internal one and an external one. Currently, which battery discharges first is not set. I am not sure how the system decides which battery to drain. I ...
0
votes
0answers
11 views

Conflict in Power Settings rating and Battery reading in menu

I have conflicting battery status readings when viewed in the dropdown user menu vs that shown in the Power Settings dialogue (which is the correct reading of the two). In fact, the status in the ...
1
vote
1answer
101 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 ...
1
vote
1answer
433 views

Ubuntu 14.04 does not recognize my battery

For the last 3 years I've been using a Samsung notebook. I was using Ubuntu 13.10 until 2 weeks ago. Then I decided to format and install Ubuntu 14.04 LTS. Everything was working great, until the ...
0
votes
0answers
47 views

Please help! Blinking orange lights on laptop, battery not charging

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 ...
0
votes
0answers
29 views

Power-management issues

I need some assistance debugging my power-management issues on my laptop (Dell Inspiron 14-5447). I'm having some sporadic issues with different components going into or coming out of suspend. I ...
8
votes
5answers
3k views

How can I find the discharge rate of the battery?

Maybe this question was made earlier but I can't find it. I want to see a terminal command or gui program that can show me the discharge rate of the battery. What hardware parts or programs are using ...
0
votes
0answers
22 views

New battery, computer turns off too early

I bought a new battery (which is a different type of battery than the one I had before) for my laptop Dell inspiron 1545 where I am running ubuntu 12.04. However, when I am running without a cable, ...
3
votes
2answers
4k views

No battery icon in Ubuntu Gnome 14.04

I'm using an Asus K56CB Laptop and I just upgraded from Ubuntu Gnome 13.10 to Ubuntu Gnome 14.04 (Gnome shell 3.10.4) however now I don't have a battery icon in the upper right-hand corner. Also the ...
0
votes
0answers
131 views

function keys only work with battery on lenovo g40-30

I have Ubuntu 14.04 LTS running on my Lenovo G40-30 and the function keys only works when the battery is connected. If I remove it, the function keys simply doesn't works. What can I do?
1
vote
1answer
121 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 ...
32
votes
6answers
38k views

How can I limit battery charging to 80% capacity?

I just learned that some Lenovo laptops include a utility that offers to limit battery charging capacity to within 0–80% in order to slow the attenuation of the battery lifespan: How can I do this ...
0
votes
0answers
35 views

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...
-1
votes
3answers
555 views

How to write a script to “listen” to battery status and alert me when it's above 60% or below 40%?

I want to make a tool that alerts when battery is below 40% or above 60% so I can start/stop charging accordingly. I know some tools alert when battery is low, that's not enough. Is there a tool that ...
0
votes
0answers
33 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. ...
2
votes
3answers
426 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 ...
8
votes
3answers
605 views

How can I play a custom sound when my battery is low?

I want my computer to play a custom sound file when my battery is low (say 10%). How can I do this? Thanks
2
votes
2answers
4k 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 ...
1
vote
3answers
345 views

After upgrade from 11.04 to 12.04 my laptop does not turn on without the power supply

I saw that this questions was previously asked from other version of ubuntu, and no one seems to have an answer. How can I fix this?. How can I check also if is a bettery problem (the battery does ...
0
votes
1answer
40 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 ...
0
votes
1answer
79 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 ...
0
votes
0answers
35 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 ...
0
votes
1answer
109 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. ...
0
votes
0answers
71 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 ...
5
votes
3answers
1k views

how can I run my script automatically on ac switching

So, I wan't to run it when start work on AC and this or better other script when start work from battery I tried /etc/acpi/power.sh adding symlink to /etc/laptop-mode/battery-start It seems to ...
0
votes
0answers
21 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 ...
0
votes
0answers
18 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 ...
0
votes
0answers
41 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 ...
1
vote
0answers
20 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 ...
0
votes
0answers
58 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 ...
0
votes
0answers
70 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 ...
2
votes
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 ...
2
votes
4answers
84 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 ...
0
votes
0answers
82 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 ...
0
votes
1answer
96 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 ...
3
votes
3answers
2k 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
107 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 ...
6
votes
3answers
4k views

Battery indicator has disappeared from Gnome panel

I'm using Gnome Flashback (still the best!) on Ubuntu 14.04. In the Indicator app, it used to always show the battery level indicator. Now, it's missing entirely: I've looked in the power settings ...
0
votes
1answer
94 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 ...
0
votes
1answer
33 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 ...
0
votes
0answers
63 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 ...