Questions about battery usage and issues in Ubuntu.

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0
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1answer
8 views

How make longer lifetime of battery?

Please help to setup power perfomance on the laptop. Before Ubuntu 14.04 LTS use Win7 and work time was about 4 hours after 1,5-2 hours. Tried everything install Bumblebee, TLP. Lenovo e430 Intel ...
0
votes
1answer
5 views

14.04 Laptop battery time increasing and decreasing

I have just installed Ubuntu 14.04 in my new laptop. Every thing is fine except the battery timing. When it is 100% fully charged the time starts from 16 hours and drops to 2 hours in just seconds ...
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2answers
13 views

battery charging problem

My problem reappeared again. I have a Lenovo G780 which originally came with Windows 8 installed, and its power management would charge the battery up to 60%, but Windows crashed, and it was ...
0
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0answers
12 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 ...
0
votes
1answer
20 views

Battery indicator ALWAYS says Using Battery Power - even when plugged in

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 ...
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0answers
16 views

Ubuntu 14.04 battery issue on dell inspiron 5521 [duplicate]

I have been experiencing issues with my battery, it only charges upto 86%, it drains normally, and also sometimes it shows wrong remaining times (like 90hrs) and i cant calibrate it since it doesnt ...
0
votes
1answer
71 views

Lenovo G40-45 AMD Driver match for Ubuntu 14.04 LTS

I have Lenovo G40-45 Laptop with specs : AMD A8-6410 Processor Radeon R5 M230 I use Ubuntu Gnome 14.04 LTS for the operating system, overall almost my laptop work properly with Ubuntu, but I ...
0
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0answers
24 views

Problem with battery indicator in 14.10

I've got a problem with battery indicator: Ubuntu keeps showing the charging icon although the laptop is not connected to an external power source. Is there any solution?
1
vote
1answer
21 views

How to repair powerstate (intel_pstate) on Intel Haswell chips?

I recently installed tlp on my Lenovo U430p laptop. After I runned it I noticed significant drop in my laptop's on bettery time. Now my laptop lasts on battery for 2 hours less than before. After ...
0
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0answers
19 views

System time is lost on re-boot

When I installed Ubuntu 14.04 Server (using gnome) on this computer (single boot) the RTC/CMOS battery was not installed. Consequently when there is no internet connection (for ntp) the RTC clock ...
1
vote
2answers
25 views

I want to write a Shell program for my Laptop battery

I found many commands that fetch the battery status and Percentage like upower -e and so on. Now, I want to write a shell program for an alert message (As we get during Connected and Disconnected to ...
0
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0answers
15 views

Old battery detected

At the end of last year I had to purchase a new batter for my now five year old laptop. After upgrading to 14.04 when it had come out it started to detect my old battery and now displays the percent ...
0
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0answers
22 views

Lenovo Yoga 2 Pro and Ubuntu 14.04: Power display not updating

The percentage and remaining battery time display on the top right do not update on my Yoga 2 Pro that is running Ubuntu 14.04. However, if I click on the battery and Power Statistics program starts, ...
0
votes
0answers
15 views

Battery drain in lenovo g400s

I just bought a Lenovo Ideapad g400s (specs http://pastebin.com/VSMBUxFq) and for some reason, my battery only last for like 1 hour, the laptop is brand new, and i already tried everything, from TLP ...
0
votes
0answers
41 views

Battery indicator displays same percentage, gets stuck on charging/discharging

I'm having a problem with my battery indicator on my MacBook running Ubuntu 14.04. It consistently shows the same percentage until I either restart the computer or resume from suspend. Additionally, ...
0
votes
0answers
32 views

Just installed Ubuntu 14.04 Battery no longer charging past 70%

thanks for the help. I just installed Ubuntu, and it was working fine yesterday. I just fixed my internet connection speed, but now my battery is stuck at 70% charged. It has a symbol that says its ...
2
votes
1answer
28 views

Java program keeps writing to disk when laptop is running on battery

I notice that when my laptop is running on battery, java applications (e.g. JabRef) will write to HDD every 5 seconds or so, as shown by iotop: 11:05:42 23199 be/4 yopology 0.00 B/s 7.39 K/s ...
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0answers
43 views

Battery issues - suddenly critical level [Ubuntu 14.04]

Since a week I'm experiencing sudden drops in battery level: it will be around 50-60% and suddenly drop to less than 10% and I get the message the battery level is critically low. Sometimes it doesn't ...
0
votes
2answers
57 views

Battery not charging when laptop is in use (14.04)

I have a HP pavilion dv4, with an Intel® Core™ i5-2410M CPU. I switched to Ubuntu 14.04 recently and the battery of my laptop does not appear to charge when in use. It charges when the laptop is ...
0
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0answers
16 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
1answer
21 views

Using a desktop with Ubuntu 14.10…upper right corner says battery is charged 100%, why? (there is no battery)

I've done no modification to the system and I onky use apt-get update/upgrade. Nothing special like dist-upgrade or using beta packages. Should be standard stuff. This happened a couple weeks ago ...
1
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0answers
29 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 ...
0
votes
0answers
16 views

New battery not detected not charging Ubuntu 14.04 on eMachine D725 laptop

I have recently installed Ubuntu 14.04 on my old eMachine D725 laptop (2011 model) as the only OS. Though my old battery is detected and being charged, it doesn't hold charge for more than 2 minutes. ...
0
votes
1answer
56 views

14.04 - Laptop Battery Indicator does not show the right battery percentage

Despite my battery is full; the battery indicator shows it as '98%'. When I click on it it says "Battery(charged)". Is this a bug? And how can I resolve this issue? psi. My laptop is new & I do ...
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votes
0answers
38 views

Cuttlefish #!/bin/bash not working 0.o

I was running Cuttlefish on Ubuntu 14.04 with 2 scripts to dim and un-dim my screen when AC power changes to battery and reversed. I reinstalled today and can't make the script dimming or un-dimming ...
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0answers
37 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?
0
votes
0answers
28 views

In ubuntu 14.04, the battery icon is frozen

My battery icon is frozen! When I run unity under alt-f2 it changes but it won't change otherwise. I don't want to reset unity this way just to see whether my battery is running out all the time! ...
0
votes
1answer
46 views

“Battery critically low” on desktop

I installed Ubuntu 14.10 on a Lenovo Thinkpad, which is a All-In_One Desktop without any batteries. System is working fine, up to 2 problems: Shortly after logon, the desktop is shown and even a ...
0
votes
0answers
39 views

Battery is present. Ubuntu says it's charging but not

I am new to Ubuntu, installed 14.04 on my HP pavilion dv6. It was working fluently. But after a month It's BIOS has crashed and I sent it to HP TotalCare center. Yesterday, I've took it back. It's ...
0
votes
1answer
45 views

WIreless USB mouse does't work when laptop is on battery

I have a problem with my wireless USB mouse while working on battery. When laptop is plugged into power source mouse works pretty well. The problem started after I run some script that aimed to tune ...
0
votes
2answers
92 views

Changing screen Brightness with a script

As you may know, screen brightness drains battery, that's why it is considered a big problem for laptops (at least for me). I can change the screen brightness but every time ubuntu boots up I will ...
0
votes
0answers
9 views

keyboard buttons 4 and 5 refresh the browser

very strange. the buttons '4' and '5' will refresh any browser site. I have to press the FN-button to neutralize the effect. please help, I cant take any longer. I wanted to fill in a ticket form on a ...
1
vote
1answer
55 views

14.04 battery status is not working well

Problem : when I turn on my pc, the battery status is showing 95%. but it is still showing 95%, end of the battery. no more change. I reinstall the power management from software centre. But it is ...
0
votes
0answers
42 views

Ubuntu Battery Issues

I'm using Ubuntu 14.04 on an Acer 5750g (CPU i5 2410m, Gt540 M, Samsung Evo840 SSD) I've been experiencing problems concerning temperature, battery life and (thus I guess) CPU usage. I've installed ...
0
votes
1answer
26 views

Server 14.04 on a laptop?

I have a Dell E6320 that I recently installed Ubuntu Server on after a motherboard failure. However, since installing Ubuntu, I noticed that the battery refuses to charge. I know the battery is good, ...
0
votes
0answers
58 views

Laptop Battery is not Charging

I am running Ubuntu 14.04 on a Lenovo IdeaPad Y510 which works fine when the charger is plugged in, but does not run at all on the battery. The battery has not been charging for at least 6 weeks. The ...
0
votes
0answers
43 views

How do I fix the battery indicator in 14.04?

I recently downloaded Ubuntu 14.04. However, the battery indicator always says my battery is charged, and I haven't found any way to update it, or anything else. What could the problem be?
1
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0answers
35 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 ...
0
votes
1answer
62 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 still like that till the battery dies . can you pleases help ...
0
votes
0answers
58 views

Brigthness Display and Power Management

Please help. I'm using Ubuntu Gnome 14.04LTS, I need to tweak my Brightness Display to consume long battery life. I want to have 50% Brightness Display when I'm Unplug and 100% Brightness Display when ...
0
votes
0answers
47 views

Brightness and Power management

I'm using Ubuntu Gnome 14.04LTS. I want to tweak my Brightness setting to consume long battery life.I want to have 100% brightness when Im on Plug and 50% brightness when Unplug However when I go to ...
0
votes
0answers
24 views

Can't get powertop settings to stick

I've been attempting to optimize my laptop's battery life lately. Obviously I already have TTP installed, but lately I've been working with Powertop and Laptop-Mode to try to improve even more. My ...
0
votes
1answer
64 views

Ubuntu 14.04 battery drainage when shut off

I have Ubuntu 14.04 installed on a Lenovo Thinkpad T430s. The battery management worked fine until about 2-3 weeks ago. Now, however, my battery drains faster, even when the laptop is shut off. In ...
1
vote
0answers
30 views

How can I get a notification using Notify-OSD when the charger is inserted/removed?

How can I get an on-screen notification using notify-osd when I plug/unplug the charger?
0
votes
1answer
118 views

Charging ignores TLP settings

Thinkpad E430, Ubuntu 14.04 LTS I set the thresholds for charging to 85-93% in /etc/default/tlp , restarted the computer. Now it is at 99% and charging. sudo tlp stat shows that it has successfully ...
1
vote
0answers
85 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 ...
0
votes
0answers
21 views

Ubuntu suddenly mounts the android phone and phone gets switched off?

Im using Ubuntu 14 LTS version and my android handset is having andriod 2.3 something (Gingerbread). Everytime I connect my phone to the laptop using the usb cable to charge, it connects..and ...
1
vote
0answers
46 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 ...
0
votes
1answer
62 views

Why does my laptop suddenly turn off while my battery reports about 24% of charge?

I have an ASUS K53E. The battery reports a capacity of about 76.5%, i.e 43.8 Wh of 57.2 Wh. Since upgrading to Ubuntu 14.04, my laptops suddenly turns off: no suspend, hibernate or gracefully shut ...
0
votes
0answers
21 views

Battery Meter Inconsistent and drains rather quickly

I'm presently on Ubuntu 14.04. I just migrated here from LinuxMint Quiana. My battery meter doesn't indicate when the power cable has been plugged in or removed. I can't tell if my battery is ...