Questions about battery usage and issues in Ubuntu.

learn more… | top users | synonyms

6
votes
0answers
1k views

How to count battery cycles?

Like most users that have searched know, Manufacturers ACPI implementation is a mess and for most of our laptops, battery info is unavailable or wrong (on a dell inspiron 15z, the rate is divided by ...
5
votes
0answers
539 views

Battery indicator doesn't change its status (but after reboot)

The problem is the same as here: The icon does not change when the power cord is plugged in or unplugged (the icon remains a battery if that was the power source on boot but won't change if ...
4
votes
0answers
516 views

Lubuntu - xfce4-power-manager alternative

Can I uninstall xfce4-power-manager and set my suspend settings somewhere else? How would I be able to check my battery status? I would like to get rid of xfce4-power-manager because of my problems ...
4
votes
0answers
865 views

How to control of battery charging/discharging limits?

I'm running HP 530 laptop and Ubuntu 10.04. My old battery is died some times ago, so I have got the new one. I'd like to get possibility to change the limits when the charger starts to charge ...
3
votes
0answers
56 views

Battery indicator disappears on connecting the power

I removed Unity and installed Gnome on Ubuntu 14.04. Now the battery indicator disappears on connecting power. The indicator-power-service appears to be there but it isn't working. On running it from ...
3
votes
0answers
945 views

How can I set a different screen timeout time when on battery than if I am plugged in?

Currently, Ubuntu 14.04 only provides a single option: "Turn screen off when inactive for: x minutes" that applies regardless of whether my laptop is plugged in or not. I want to change this setting ...
3
votes
0answers
451 views

Secondary battery not found?

I've got a Asus TX300 running Ubuntu 13.04. This is a laptop tablet hybrid which has secondary battery in the dock. This battery is not detected by Ubuntu as far as I can see. Ran this while docked: ...
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
0answers
119 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 ...
2
votes
0answers
148 views

Battery Icon does not work properly for dual batteries

I have two batteries for my laptop, one is the built-in battery and the other comes from keyboard (X1 Helix if you want to know how that works). The way it works is: laptop draws power from ...
2
votes
0answers
118 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 ...
2
votes
0answers
400 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 ...
2
votes
0answers
321 views

disable keyboard battery notifications in 13.10

I've updated to 13.10, and I'm getting notifications every hour or so that my wireless keyboard battery is low ... while it's sort of clever that Ubuntu can do this now and wants to show it off, a ...
2
votes
0answers
287 views

ACPI on Asus NV56V Ubuntu 13.04

i'm rather new to ubuntu and just made a fresh install of ubuntu 13.04 alongside windows 8 on my new asus N56V, however i couldn't make it shut down, reboot or logout properly which i taught was odd, ...
2
votes
0answers
180 views

LAN not working while laptop on battery

My wired LAN is not working when my laptop is on battery - anyone out there who knows where to look for a solution? Strange thing is, that the LAN port is not entirely switched off, as there's light ...
2
votes
0answers
296 views

ubuntu 12.10 64-bit consuming 100% cpu power and high battery

I am new linux user, installed ubuntu 12.10 (64-bit) from wubi (getting boot option (windows7/ubuntu). But after opening ubuntu, laptop gets heat up, fan running very fast and performance is very ...
2
votes
0answers
722 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
0answers
419 views

Xubuntu 12.10; battery drains when laptop lid is closed

I am on Xubuntu 12.10. When I close my laptop lid, the screen goes black as normal, and the normal login window appears when I open it up again. However, I notice that for example, I left my laptop ...
1
vote
0answers
45 views

Ubuntu Aquaris 4.5 battery sometimes runs down quickly when not in use?

Checking the battery use for the Ubuntu phone Aquaris4.5 it shows an almost flat line when not used (wifi enabled, otherwise all the battery saving settings used) Occasionally (3times in the last ...
1
vote
0answers
13 views

fan off + system slowdown in battery mode

If my laptop runs on the battery, its fan is off/silent and the system sometimes slows down till complete freeze. I believe it's somehow related with power management. For comparison, when I run an ...
1
vote
0answers
14 views

low battery back up on my dell laptop xps 15 lx501 running on ubuntu14.04

i am getting battery backup of 1:40 on my laptop when the battery is full charged. battery is new so i doubt that there is any problem with that. it was running perfectly fine on windows 7 this ...
1
vote
0answers
94 views

How to disable bluebooth mouse battery on Power Indicator

I use Ubuntu 14.04v on my HP ENVY 14 (14-k030TX) Power Indicator contains my Bluetooth mouse's battery but it's wrong , and it will an average of the battery level on my Power Indicator, so the ...
1
vote
0answers
148 views

ASUS UX305 battery not charging

This problem is known in the sense that it is asked in multiple places online, but there does not seem to be a good solution. I am running 15.04 and am up to date. My ASUS UX305 does not charge on ...
1
vote
0answers
47 views

Screen Dimming Anomaly

My Lenovo G780 with Ubuntu 14.04 is fine when the AC charger is plugged in. However, when unplugged, if my mouse does not move for ~12 seconds, the screen dims a bit, but this is not detected by my ...
1
vote
0answers
49 views

MacBook Pro 11,1 Magsafe connector gets hot

I've installed Ubuntu 14.04 on my Macbook Pro 11,1 and updated the kernel to version 3.19.8. I have a problem now. If I plug in the Magsafe connector the connector and the surroundings on the macbook ...
1
vote
0answers
46 views

Missing battery/power indiciator

I'm on a fresh install of Ubuntu 15.04, and the battery indicator seems to not be present. It doesn't appear on the login/lock screen either. I found this answer from back in 2011, however none of ...
1
vote
0answers
69 views

Battery suddenly drops to 0%

My battery started dropping down from around 35% to 0% suddenly . This started happening as soon as I installed ubuntu 12.04 ..I am using a lenovo Z510 laptop with windows 8.1 as default OS..Any ideas ...
1
vote
0answers
254 views

Laptop with Ubuntu Mate 15.04 screen dimming after 10 seconds

I watch movies on Youtube, Popcorn or XBMC and after 10 seconds when I have my laptop disconnected from power the screen dims. I know that there is an option in dconf-editor for longer timeout but ...
1
vote
0answers
42 views

Battery detected, working but not charging

My Dell laptop runs Ubuntu 14.04 LTS . It's saying that it's charging but it's stuck on 10% . I tried different chargers but it doesn't work . Help? I have this problem since I started using Ubuntu. ...
1
vote
0answers
35 views

Ubuntu sleeps when power cable is removed

I just installed Ubuntu 14.04 on a Macbook 5,2. It works fairly well except that when the power cable is unplugged the desktop logs out, prompting the password menu and in less than a second the ...
1
vote
0answers
55 views

Battery drains fast when it is suspended

I installed Ubuntu MATE 14.04 around a weak ago, and have had some problems. When I suspend the computer, it still drains battery faster than I think is correct. The battery is supposed to last ...
1
vote
0answers
60 views

Laptop shuts down as soon as the battery is reached 65%

I have Ubuntu 14.04 dual boot with Windows 8.1. Windows is working perfectly fine but in Ubuntu, Laptop battery discharges slowly than the rate at which it used to discharge previously, and my PC ...
1
vote
0answers
53 views

Ubuntu upgrade with XFCE makes mouse battery die very fast

I recently upgraded my Ubuntu. I have always disliked Unity because it's so slow so I decided to move to XFCE. The problem is, ever since I did this (1 month ago), I've gone through 3 Energizer ...
1
vote
0answers
189 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 ...
1
vote
0answers
56 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
vote
0answers
194 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 ...
1
vote
0answers
109 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 ...
1
vote
0answers
87 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 ...
1
vote
0answers
112 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 ...
1
vote
0answers
72 views

Power Statistics in Ununtu 14.04 shows me battery percentage = 0%. How to fix it?

in the past days I killed my netbook while booting, then I found that I can't turn it on unless it's connected to AC power. Power statistics tells me the battery is charging, the time to full is 0, ...
1
vote
0answers
120 views

Battery only charges to 85 after 2 weeks

I'be been continuously using my new laptop HP 250 G2 for two weeks (always connected to the AC wall). The status was always fully charged. Yesterday I decided to run it on batteries until the power ...
1
vote
0answers
104 views

Benchmark phones using Ubuntu Touch?

I have a few used phones running identical fresh installs of the current Ubuntu Touch for Devices and want to benchmark their performance and attributes in the field such as: processor, battery ...
1
vote
0answers
421 views

Why does my browser (firefox) in Ubuntu 14.04 keep randomly dimming?

To be more clear: Sometimes when I browse on firefox or chromioum, the screen dims to a grey screen and freezes for a couple of seconds to a minute, and then the full color comes back, but with some ...
1
vote
0answers
111 views

Battery not detected, /proc/acpibattery empty even it is present

I'm using Ubuntu 14.04 and it is fully up-to-date. But the battery of my laptop is never detected. There is no battery icon on the top bar, the /proc/acpi/battery is empty. I've tried to remove the ...
1
vote
0answers
303 views

org.gnome.settings-daemon.plugins.power Settings Ignored in Xubuntu 14.04.1

In dconf-editor I navigated to org.gnome.settings-daemon.plugins.power and set percentage-action to 40, percentage-critical to 45, percentage-low to 50, critical-battery-action to hibernate, and ...
1
vote
0answers
445 views

Laptop battery indicator problem in Ubuntu 14.04

After I installed Ubuntu 14.04 (before I had Ubuntu 13.10), the battery indicator stopped working properly. It always shows the battery level that was at the start up (when I open the laptop and boot ...
1
vote
0answers
112 views

Battery charge indicator malfunctioning on Acer netbook (14.04 LTS, 32-bit)

My nephew has an Acer Aspire One series netbook, model ZG5. So it's old hardware. I replaced Windows XP with 32-bit 14.04 LTS and it runs quite admirably. The one bug we've found, though, is that ...
1
vote
0answers
115 views

Battery status frozen

Mates, I have a Gateway NE522 laptop. The thing is that one day, I unplugged it before it was fully charged. Since then, Ubuntu doesn't refresh it's battery status. While Windows does. First I ...
1
vote
0answers
50 views

Battery discharges while computer is off

I bought a hp 15-r003np 2 weeks ago and installed ubuntu 14.04 LTS with dual boot (to windows 8). When i shutdown ubuntu, in the next day battery has 85% of charge, despite the computer shutdown. If i ...
1
vote
0answers
22 views

gnome3: how to set to play sound when battery power is low?

There is some setting for this function before gnome3: An audio file can be set to be played when battery power is too low. I did not find the setting in gnome3. Is that possible for gnome3? And how?