Tagged Questions

Questions about battery usage and issues in Ubuntu.

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0
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1answer
115 views

Battery Life In Ubuntu 13.10

I have an acer aspire 5742g. My battery life is not good at all. I bought a new battery(not original) and my battery life is about 1h and 40 minutes. With the last battery I had(the original one) my ...
1
vote
3answers
2k views

Battery led blinking red on Asus N550JV with Ubuntu 12.04

Model: Asus N550JV OS: I have a dual boot Win8 and Ubuntu 12.04 64bit. UEFI boot Problem: The battery is not recharging anymore. It means the computer works as usual but once I plugged off the ...
0
votes
0answers
49 views

How to have different screen dimming profiles for AC & battery (13.10)

This has been asked before but not yet answered: I'm looking for a way to have a different timeout for screenlock & dimming depending on whether I am on AC or battery power. Currently the only ...
0
votes
0answers
81 views

Ubuntu 13.10 Saucy false low battery warning

When I unplug my charger from the computer, about 80% of the time, I get a low battery warning saying my computer is about to suspend (when I'm fully charged with a brand new battery. Clearly the easy ...
0
votes
1answer
180 views

Lenovo Battery threshold on Z570 still not working; even with tlp

I tried following the tlp stuff in this manual, but still when I watch the battery status, it still gets charged even after the Stop Threshold is set at 60% and the battery is at 99% Does it even ...
0
votes
0answers
164 views

My Laptop Not Charging And Brightness Keys Not Working After Installing Ubuntu 12.04.3 LTS

I have Lenovo(G-505s) Laptop with per-installed windows 8. Recently I'm installed Ubuntu 12.04 through CD. But after installing my laptop battery not charging and my brightness keys not working in ...
0
votes
0answers
266 views

Ubuntu 13.10 on Asus N550J : battery detected and charged, but laptop won't work without charger plugged

I recently installed Lubuntu (1st time user) on my Asus N550J laptop. I'm having a problem with the battery or the charger, I don't know for now; the battery is there and I presume it is detected : ...
1
vote
0answers
142 views

Hibernate dialog apears but doesn't hibernate?

Followed this Question and now whenever I press the button hibernate it just take me to the login screen. For critical battery I wanted it to hibernate on specific battery % and for that I followed ...
0
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0answers
123 views

Laptop won't boot without power cable connected

My laptop is an Acer Aspire 5750 that used to run Windows 7 but is now dual-booted with Ubuntu 12.04 (now my predominant OS). Recently an annoying bug developed in that my laptop won't boot without ...
0
votes
1answer
17 views

Asking Support for 13.04, upgradation of 13.04 [duplicate]

Sir/Madam I am using Ubuntu 13.04. Some says that 13.04 has no longer supporting. In this i have lot of data in my system. More over that am using Dual OS. So please solve my problem that is how to ...
0
votes
2answers
544 views

Fan is constantly on when plugged, but goes silent when only on battery

Problem Fan is constantly on when a laptop is plugged and not charging. Not noisy, but definitely audible. However, it occasionally stays silent (spinning slower or not spinning at all) when laptop ...
1
vote
0answers
112 views

Ubuntu 12.04, asus f550c : it do not go in power save mode

If I remove the charger from my laptop asus f550c, it do not go in power save mode, as I can see from the applet CPU frequency scaling indicator Indeed, usually if I suspend the laptop, it has very ...
1
vote
1answer
1k views

Ubuntu Battery not charging or not detected

Here is question/answer just to help the community. I just bought a new ASUS N750J . I had some issues installing kubuntu. Problems were the CPU FAN always running at full speed, battery not ...
0
votes
0answers
16 views

My battery is lasting only for 1 hour on Ubuntu 12.04, while it lasts 3 1/2 hours on Windows 7! Why is it so? What can I do to solve that? [duplicate]

This may look like a duplicate question , but answers to other similar questions are very specific of the laptop configurations. So,felt that wouldn't apply to my system. I'm dual booting with ...
0
votes
0answers
83 views

How to change/customize boot settings in grub, so that ubuntu fully recognizes the hardware it runs on?

I've got a problem with Ubuntu 13.10 on my laptop Acer Aspire 5750ZG. It cannot recognize that it is running on laptop - there is no battery indicator, power consumption is very high. Simply ...
0
votes
0answers
63 views

Network speed drop when not charging

I can surf the web when I am charging my laptop ,but when i pull my charger out to run on battery power, it looks like the internet speed drop to 0kb/s. I tried to turn acpi=off in grub.cfg this ...
0
votes
0answers
60 views

Ubuntu flashes and hangs at Checking Battery Status

When I try starting up Ubuntu, it goes past the boot up screen and then the words 'Checking Battery Status' comes up with the words '[OK]' this only comes up for a little while and then the screen ...
1
vote
0answers
73 views

How can one increase the timeout before the display dims when on the battery?

If I do not touch my computer (a Toshiba Satellite) for 15 seconds when running off the battery, the screen dims to the lowest brightness. I have already disabled "Dim screen to save power." I do not ...
0
votes
1answer
33 views

low on battery mode

On my lenovo laptop with Windows installed, when my battery was almost empty, it went in sleep (or some sort of sleep mode). so that if i gave it power again, it restarted back to windows with all my ...
1
vote
0answers
20 views

Using Ubuntu on laptop [duplicate]

I am currently using Ubuntu 13.10 and I feel it uses a lot of resources...which means that when using a laptop on battery..it last less.It also heats up a lot. This is not done when running on ...
1
vote
0answers
756 views

How to calibrate battery on ubuntu 13.10

there is no option to disable "when power is critically low" power off, and i heard it should be disabled to be able to consume all the battery power. has anyone solved this issue ?
2
votes
3answers
1k 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
76 views

Ubuntu 12.04 LTS - Will not boot on laptop using just A/C power

I have installed Ubuntu 12.04 LTS on my Acer Aspire 5741 alongside Windows 7 (Dual boot). The battery is on it's last legs and doesn't charge properly most of the time as it is relatively old. When ...
0
votes
0answers
30 views

not booting on battery - ubuntu 1204 on probook 4445s

There were no problems after initial installation till battery drained completely while the laptop was still on. After this, booting the computer on battery - with power cord disconnected causes ...
2
votes
1answer
47 views

Battery meter shows 6 minutes left immediately after unplugging power, and hibernates sometimes

I have a Lenovo y400. Whenever I unplug the laptop, the battery meter shows 0:06 or less and the Laptop battery critically low message pops up. It hibernates once in a while, the rest of the time it ...
1
vote
1answer
1k views

Ubuntu 13.10: Improving Power Consumption (Thinkpad T530)

EDIT: After reading @jandry's reply, I decided to give another distro with a different window manager a try to see if it is really Unity's fault. I installed UbuntuGnome, and to my utmost surprise the ...
2
votes
0answers
95 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 ...
0
votes
1answer
2k 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
87 views

Ubuntu 12.04.2 LTS on ThinkPad S431 issues when using battery power

I recently installed Ubuntu 12.04.2 LTS, using Live CD, on my newly purchased ThinkPad S431 laptop(about one month ago, the newest model without touchscreen). Everything is just nearly perfect and ...
1
vote
1answer
89 views

battery show percentage (and time if possible)

My battery has some broken cells making the battery drop from 60% straight down to 30% in a few seconds. This makes the estimated time remaining extremely unreliable for a full charge but the ...
0
votes
0answers
132 views

Ubuntu 12.04 restarts immediatly after suspension

I have a HP430 G1 and it is running on Ubuntu 12.04. Whenever I try to suspend the computer, close my lid (it's supposed to suspend when I close it) the hard drive and the fans goes silent. After less ...
1
vote
0answers
207 views

Battery issues - Lenovo Ideapad Z460

I've been using Ubuntu 13.10 on my Lenovo for more than 5 months without a problem. Yesterday I disconnected the AC adapter to take the laptop with me to the couch and it simply shut down. So I ...
1
vote
1answer
291 views

Battery issue in Asus with ubuntu 12.04 [closed]

I have an Asus N550JV-C232H, and I have installed Ubuntu 12.04 LTS and my laptop can't charge anymore. It's a new one. I had previously Lubuntu (for 2 or 3 days before installing Ubuntu), and I didn't ...
2
votes
3answers
291 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 ...
0
votes
0answers
148 views

Ubuntu 13.10 on acer extensa 5230 run only if apci=off

I've installed Ubuntu 13.10 dual boot with Windows 7 on my acer extensa 5230, so far the only (big) problem is that it doesn't recognize the battery and wont shut down properly (it hang on shutdown ...
0
votes
0answers
22 views

My battery status isn't showing

I have Ubuntu 13.04, 32-bit, on a 64 bit laptop, and I noticed that the battery status isn't showing at the top of the screen, and I really need to know my battery status. How can this be solved?
0
votes
0answers
35 views

How to make tlp only start after login?

TLP helped me get good battery life on my laptop, but I still have a long boot time in Ubuntu. I wonder if I can allow the boot to run under the OnDemand CPU governor but change the CPU governor to ...
0
votes
0answers
34 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 ...
1
vote
2answers
74 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
votes
2answers
1k 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
votes
0answers
127 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
294 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
519 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 ...
0
votes
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
300 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 ...
0
votes
0answers
208 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
votes
0answers
114 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
votes
1answer
203 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
185 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
vote
0answers
100 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 ...