Questions about battery usage and issues in Ubuntu.

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0answers
32 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
71 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 ...
0
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2answers
995 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 ...
0
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0answers
120 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 ...
1
vote
1answer
258 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 ...
0
votes
1answer
455 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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0answers
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 ...
0
votes
1answer
295 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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0answers
151 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 ...
0
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0answers
101 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 ...
0
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1answer
165 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 ...
4
votes
1answer
158 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 ...
1
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0answers
91 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 ...
1
vote
0answers
156 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 ...
1
vote
0answers
179 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 ...
0
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0answers
68 views

Powersafe, no fan sound, generally silent and light ubuntu configuration

I usually travel with my notebook and my journey is quite long. I need to slow my pc as much as its possible to safe power for more time. I need to use text editor even nano is fine and I want to play ...
0
votes
1answer
97 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 ...
0
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0answers
179 views

How to programmatically apply Powertop's power saving suggestions on battery mode?

I am using Ubuntu 13.10 on an Zenbook UX21E. In order to apply all suggestions programmatically, that Powertop gives to save power, I created a script in: /etc/pm/power.d/zenbook containing: # ...
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0answers
71 views

Plenty of wakeups on idle, dell m4500

I've been working with ubuntu 12.04 for more than a year and I just can't find a solution for my battery shortness anywhere. I have dell m4500 - i7, 8 G ram (if you need any more details just say). ...
0
votes
2answers
249 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 ...
1
vote
3answers
329 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 ...
0
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0answers
58 views

uhci_hcd is draining my battery?

I'm an Ubuntu user for about a year. So far, I've tried Linux Mint (Nadia & Olivia) and Ubuntu 12.04 and 13.10. Currently I'm on 12.04 LTS. On all of the operations system I used, I experienced ...
0
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1answer
74 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 ...
0
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0answers
53 views

Just got a new battery for my laptop, getting some weird readouts. Ubuntu 12.04

I have a Dell Inspiron N5010 and my old battery got old and could only hold maybe 30minutes worth of power at a time, so I got this: http://amzn.com/B0060KKW3O And I popped it in, no problem, I ...
2
votes
1answer
536 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. ...
0
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0answers
53 views

How to solve Poor battery backup issue on Ubuntu 13.10? [duplicate]

I have UBUNTU 13.10 installed on Lenovo Z585 thinkpad with AMD processor.When the AC power is unplugged, my laptop battery drains so fast. I have windows8 along with ubuntu (Dual boot) and in windows ...
0
votes
0answers
65 views

upower do not execute power.d scripts if started on AC power

If I turn on my Notebook on AC power then upowerd igneres power.d scripts. the output of $ upower -d ... on-battery: no does not change to "on-battery: yes" if I pull the power cable. ...
1
vote
2answers
110 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 ...
1
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0answers
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.
15
votes
6answers
3k 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 ...
-1
votes
1answer
420 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 ...
1
vote
0answers
247 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 ...
0
votes
3answers
171 views

indicator-datetime stops the disk from spinning down

I'm running Ubuntu 13.10 on a laptop, and have laptop-mode-tools installed. I've noticed that, while running on battery, the laptop's hard disk is not spinning down successfully. About every five ...
0
votes
0answers
104 views

Samsung series 9 battery time indicator keeps changing and keyboard light not working

I have a Samsung series 9 laptop currently with ubuntu 13.04 on it. Unfortunately there are some issues i am having with it and was wanting to see if anyone had an answer as to a fix. -First, my ...
0
votes
7answers
15k views

Problem with ATI Catalyst Drivers in Ubuntu 13.10

Recently I've installed Ubuntu 13.10 alongside Windows 8 (dual boot). My Laptop is Dell Inspiron 15, with AMD Radeon HD 7670 Video Card. Without fglrx my expected battery life is reduced to 1:30 hrs ...
0
votes
1answer
92 views

Battery failing on Acer Aspire One 722 when starting

I have been running Ubuntu 13.04 on my Acer about month ago, it has worked perfectly, but some days ago the battery hasnt allowed the computer to start. It starts normally with the computer connected ...
0
votes
1answer
127 views

Slow Boot and Battery Problem in ubuntu 13.04

I'm a new ubuntu user and loved using it. But I'm now facing a problem using it. i.e., Battery Draining very quickly. ( Mine is Dell inspiron 15 - 4GB RAM - 500 HDD - AMD RADEON HD 7670 graphics. - ...
0
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0answers
582 views

Ubuntu Brightness Not Working

I am using 12.04 in my dell inspiron 3521.It has got AMD radeon 7600 and intel graphics.Brightness control was working perfectly. After wiping the pre installed 12.04,I installed new 12.04 ...
0
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0answers
98 views

problem with heat of i3 processor and battery life on ubuntu 13.04

I got problem with i3 processor on 13.04 ubuntu version . I read somewhere that linux(ububntu) can overclock the processor to higher values. I dunno if is this true but i guess it is . On Windows the ...
0
votes
1answer
151 views

How to check the battery temperature of laptop? How do I know the normal temperature of it?

How to check battery temperature? How do I know the normal temperature of it? My OS is Ubuntu. My laptop is Lenovo G470. Thanks in advance!
2
votes
1answer
339 views

Does TLP dynamically change according to power source?

I know that TLP automatically starts when the system boots up, but I wonder if it dynamically changes according power source. For example, when I manually type sudo tlp start when I'm running my ...
0
votes
0answers
11 views

poor battery on hp probook 4540s on ubuntu ! help pls [duplicate]

hi i just bought a new hp probook 4540s , I have ubuntu 13.10 and windows 7 on 64 bit installed . the batery on windows last abaout 4h30m and in ubuntu only 1h20m this is not normal ! can enybody help ...
0
votes
0answers
52 views

Why does my desktop say battery level critical and then hibernate the moment it starts?

The system will not stay up long enough to logging and see whats going on. Anyone got any ideas ?
1
vote
0answers
111 views

Ubuntu don't see when my power cable is unplugged

i'm under Ubuntu 13.10, and i've a problem of energy management : when I remove the power cable, Ubuntu don't realise it, so it does not inform me about the battery state. It displays 100% battery ...
0
votes
0answers
90 views

Battery Not recognised

Upgraded to 13.10 from 13.04. Battery icon is present. But battery is not working once I disconnect the mains. It just shows a red battery icon immediately and then shuts the computer down. No ...
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0answers
252 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 ...
0
votes
1answer
161 views

Wireless mouse stops working, when in battery, for a couple of seconds now and then

I'm using a Logitech wireless mouse in Ubuntu 13.10 and, when in battery, it stops working every now and then! It works specially when I write something. Right now, If I try to move my pointer (using ...
6
votes
1answer
656 views

How do I remove the mouse battery indicator? [duplicate]

I just upgraded from 13.04 to 13.10 and it seems there has been a new notification/status bar thingy (sorry I'm new to Ubuntu) for my mouse battery. It is in the place where it normally tells me how ...
0
votes
0answers
122 views

Sony Vaio VPCEA25FG overheating with ubuntu

I am using a 'Sony Vaio VPCEA25FG' laptop, which is overheating quickly, when i work in ubuntu, but if i switch to windows 8 then it works nicely. My laptop is with ATI RADEON graphics card. My ...
1
vote
0answers
347 views

Battery Not Present XPS 15z U13.10

So I recently reopened my old laptop which was running ubuntu 12.04 lts. When I opened it, i noticed the battery was stated has ''Not Present'' in the top menu bar. When I click on that label, it ...