Questions about battery usage and issues in Ubuntu.

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0
votes
1answer
2k views

battery icon / power indicator not shown in menu bar after upgrade to 12.04

Since the upgrade from 11.10 to 12.04 the battery icon / power indicator is not shown any more in the menu bar. I went to 'system settings'-->'power' and tried to set 'show battery status in menu ...
13
votes
1answer
6k views

How to change critically low battery value?

I would like my laptop to hibernate itself when the battery level is 10% to be sure it has enough power to complete the operation properly. Actually if I don't pay attention my laptop informs me it ...
0
votes
0answers
18 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 ...
0
votes
0answers
13 views

Battery critically low false alert in Ubuntu 14.04 LTS

since I have installed Ubuntu 14.04 on my notebook Lenovo ideapad y570, the operating system inform me sometimes that a battery has critically low status when in fact is pretty charged (even 90%), and ...
0
votes
0answers
15 views

What is your TLP configuration? [duplicate]

I'm searching for a way to extend my battery life. And I found TLP. I'm still not really sure is this TLP works. Can anyone tell how can I know if this TLP works in my laptop? If you do custom your ...
1
vote
0answers
16 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 ...
2
votes
3answers
7k views

How to reduce the fan noise and how to increase battery life?

I have a brand new Sony Vaio S series laptop.(VPCSA2DGX) It came factory installed with Windows 7 professional Edition 64bit. Runs Intel core i5, 500 GB HDD , 4GB Ram. First I installed ubuntu 11.10 ...
-1
votes
0answers
15 views

Ubuntu sleeps and wakes repeatedly on critically low battery state

When the battery is critically low it just suspends itself and wakes again automatically repeatedly in a loop. And i need to be like very very fast to click the shutdown button to turn down the ...
0
votes
0answers
14 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 ...
0
votes
0answers
44 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
2answers
29 views

Excessive Power Consumption by ethernet socket

Recently I have been having problems with power consumption in Ubuntu, I am not exactly sure when this started but roughly about two weeks ago. Idle my laptop used about 9-10W of power, or at least it ...
-1
votes
0answers
20 views

Ubuntu 14.04 (trusty) Dell Latitude E4200 - battery drain

I have a question about battery draining in Ubuntu 14.04 (trusty), 64% from 100% in 30 minutes. Also fan is working all the time.
57
votes
11answers
70k views

How to check battery status using terminal?

I would like a command that check the battery status through the terminal
0
votes
1answer
75 views

The 'resume after suspend' problem

I recently moved back to Ubuntu. And it has seriously improved. Everything is so smooth and fast. Except, I have this issue, like so many others, I cant wake up after suspend while on battery. With ...
0
votes
0answers
41 views

Battery & Fan Issue

System ASUS N56VJ Ubuntu 14.04 - 3.13.0-32-generic #57-Ubuntu SMP Tue Jul 15 03:51:08 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux Issue: Sometimes when I start up my laptop, the fan turns on at full ...
0
votes
0answers
74 views

xfce4-power-manager not updating; ACPI finding an unknown battery but working fine?

I recently upgraded my Asus S56CA Ultrabook and unfortunately my battery indicator in xfce4 stopped working. However, the battery indicator in the system tray is not updating at all. If I start the ...
-1
votes
1answer
38 views

Why using Ubuntu get empty laptop's battery?

I used to use windows but I've moved to Ubuntu recently. When i work on Ubuntu, then suddenly the battery get empty. when i used Windows everything worked as well, but it seems Ubuntu isn't ...
0
votes
0answers
32 views

How to find out what's wrong with my battery?

native-path: BAT0 vendor: ASUSTEK model: M50--24 power supply: yes updated: Vi 08 aug 2014 21:42:17 +0300 (30 seconds ago) has history: ...
1
vote
1answer
62 views

How to restore battery status indicator in landscape mode?

On an Ubuntu 12.04 system, I rotated my beagle board screen display to landscape mode and now the battery status indicator applet is disappeared. Is there any simple applet program to display the ...
1
vote
4answers
107 views

Laptop Battery Draining Too Fast. Laptop is too hot

I have HP ProBook 4540s with CPU Intel(R) Core(TM) i3-3110M and GPU AMD Radeon HD 7650M and Intel(R) HD Graphics 4000. (Intel® Ivybridge Mobile also.) OK, the problem is that the laptop is getting ...
2
votes
0answers
47 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 ...
-1
votes
0answers
78 views

Ubuntu 14.04 wrong battery level causes OS to hang

i'm runnig Ubuntu 14.04 on Dell E5540 laptop (i5-4200U). i suspend and resume a lot. once every other day i see this behavior: i suspend, everything is normal. i resume, but i'm taken to my desktop ...
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
0answers
15 views

Fujitsu H270 under Ubuntu 14.04 shutdown by 1 Hour remaining battery

my Fujitsu H270 shuts down alway with a 1:00 hours remaining battery power. Gnome settings is set to percent, Percent low is set to 30% I've tried everything I've fouund in askubuntu and other ...
0
votes
2answers
15 views

Ubuntu and windows dual-booted no battery warning on windows

Sorry if this may be of topic. I got windows 8.1 and Ubuntu dual-booted on my ASUS x550ca. Whenever I'm booted in to Windows while I am on battery power there is no low battery warning warning. It was ...
0
votes
1answer
1k 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 ...
0
votes
0answers
25 views

I installed ubuntu 14.04 along side windows 7 and now the hibernation setting in windows won't work

I recently install ubuntu 14.04 along side windows 7 and enable the hibernation setting which works perfectly. However when I choose windows as my operating system and hibernate my computer and resume ...
0
votes
0answers
18 views

Power levels not working

I'm running Ubuntu 14.04.1 on an HP Elitebook 2540p. The battery level doesn't seem to work amazingly, and will gradually decrease down to around 30%, and then will suddenly drop to around 1%, and ask ...
8
votes
9answers
17k views

display brightness problem with ubuntu 13.04

I have a Dell Inspiron 5520 with intel core i7 and AMD Graphics card. It used to work fine with Ubuntu 12.04 and Ubuntu 12.10. Now I tried to install Ubuntu 13.04 but i can't change display ...
0
votes
0answers
33 views

Laptop Battery Not Detected [Shuts Down When Disconnected From Charger]

I recently installed Ubuntu 14.04 LTS on my laptop and was able to get everything working, but my battery suddenly stopped working. I thought it just wasn't charged, but even after charging it ...
0
votes
0answers
17 views

Batttery icon is missing in Uninty Ubuntu 14.04

Could somebody help me with this issue. The battery icon dissapears from the panel. I am using Ubuntu 14.04 with unity. How can I rapair it? Thanks!!!
0
votes
0answers
26 views

How to make the system detect correctly charge status?

Yesterday, after correctly performed the installation of (UEFI) ubuntu 14:04 LTS 64-bit in dual-boot with Windows 8.1 64-bit on my laptop asus A551LN I had a serious problem: the operating system did ...
3
votes
0answers
50 views

There's no battery indicator in Ubuntu 14.04 LTS?

I have a really annoying problem with battery indicator on my ubuntu 14.04 LTS. If the laptop is connected to its power supply, the indicator works fine and shows the progress of charging and also ...
0
votes
0answers
19 views

Execute script before UPS is empty

I need to generate a SMS / Email alert when the server´s UPS is finishing its charge. We have a car battery connected to the motherboard that works as a UPS ...
3
votes
1answer
126 views

Battery consumption comparison of Unity, Gnome, Gnome Classic XFCE and LXDE

I would like to know what is the rank of the current LTS version in term of probable consumption of battery power -ie: for a same usage. Is the following rank probably correct, where top of the rank ...
1
vote
3answers
1k views

How can I disable asus-nb-wmi when using battery power mode?

I'm trying to improve the battery life of my Asus U32U notebook. I'm running Ubuntu 12.04 64bit and using powertop it shows the following: PowerTOP 1.97 Overview Idle stats Frequency stats ...
2
votes
1answer
178 views

Is there any battery management software to work with a laptop plugged to AC power so as to save the battery lifetime?

I was used to remove the battery of my laptop whenever I worked with my computer plugged to AC power and to load the battery with the computer switched off so as to save the lifetime of the battery. ...
3
votes
0answers
31 views

How to set low battery sound alert? [duplicate]

I am using Ubuntu 14.04. Mostly I study from e-books, so I read e-books in fullscreen or play games in fullscreen. How to set a sound alert for low battery?
0
votes
1answer
295 views

Computer Battery not Charging

I recently converted my brand new Acer Aspire M to Ubuntu 13.4 and I have the same problem (Bran New computer and was working fine with Windows 8). The battery icon is always in Red saying I have ...
0
votes
0answers
147 views

Ubuntu 14.04 does not detect my battery to start

Ubuntu 14.04 does not detect battery to start. My laptop is an acer Extensa 5630z Intel Pentim Dual CPU T3400 2.16 Ghz x 2. 32 bits I have unity active. I have daemon.plugins.power ...
0
votes
2answers
71 views

Bettery life issue with Ubuntu 14.04 LTS amd 64 bit [duplicate]

i have dell 5537 i5 4th Gen laptop. after installation of ubuntu 14.04 LTS amd 64 bit version on my laptop. my laptop battery life is decreasing very quickly .and life bet-try is showing 1 ...
0
votes
0answers
9 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?
0
votes
1answer
164 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 ...
0
votes
3answers
96 views

LAPTOP battery draining faster without overheating issue [duplicate]

I have a hp laptop with an AMD graphics card and I have installed Ubuntu 14.04 alongside my window 8.1. Under Ubuntu the laptop is quiet silent and smooth (no overheating) but the battery is draining ...
3
votes
1answer
510 views

Is there a way to run the laptop only on AC power without removing the battery?

Is there a way possible to run a laptop only on AC power without having the need to remove the battery i.e. to disable the charging as it is possible in Windows 7.
1
vote
0answers
65 views

Lenovo x1 carbon (gen1) battery life

I'm using an Lenovo x1 carbon (gen1) and have Ubuntu 14.04 and tlp installed. I'm really dissapointed about the battery life. Some people claim to have 6 hours ...
0
votes
0answers
342 views

Lenovo Z510 working extremely slow on battery

Ubuntu 12.04 on Lenovo Z510 i5. When AC power adapter is plugged in, everything is fine, the system is working fast. When i unplug the AC adapter, ubuntu is going to work extremely slow. I ...
0
votes
4answers
229 views

Low battery life in Ubuntu 14.04

I did a clean install of Ubuntu 14.04, along dual booting Windows 7. I love Ubuntu but then suddenly the power went out and the next thing I know my battery ran out of juice in less than 30 ...
0
votes
1answer
38 views

BIOS Corrupted After A Failed Suspension

Currently typing from a friend's Wii. My HP 2000-299WM laptop stalled while suspending one night, so I forced it to shutdown with the power button. Now, initial HP splash screen is blank, and leads ...
0
votes
0answers
57 views

Ubuntu 14.04 - Battery Problem

My three year old Lenovo G570 has recently developed a unique problem. When its running on Ubuntu 14.04 its battery starts draining even when connected to ac source. But when it is shutdown mode and ...