Tagged Questions

0
votes
0answers
40 views

DELL LATITUDE E5420 freezes

I am experiencing problem with versions from 10 to 13 of Ubuntu on Dell Latitude E5420, specifically. The behavior is very weird. If Ubuntu is started without power supply plugged in, the notebook ...
1
vote
2answers
196 views

Dell laptop battery backup 1.30 hours only with Ubuntu 12.04. How can the battery backup be increased?

Dell laptop Model: N5110 (Inspiron 15R) Display: 15.6" Battery: 6 cell Graphics: NVidia GeForce 525M 1GB (No driver for Ubuntu), Working on Intel Graphics 1GB OS: Ubuntu 12.04 (Precise) 64 bit ...
1
vote
1answer
80 views

Inspiron 14R energy

The battery of my notebook is ending very quickly when I use ubuntu. I have a Dell Inspiron 14R with 6 gb memory, 1tb and NVDIA gt630m hd. Someone can tell me what I can do to improve it?
0
votes
1answer
172 views

Dell Inspiron 5720 battery manager?

Is there anything like battery charge manager in Ubuntu 12.04 for my Dell Inspiron 5720? I mean some program, that I can set so that it stops laptop from charging when it's above 80% of battery charge ...
0
votes
1answer
327 views

Laptop battery charging capacity reduced to 52%

I have been using Ubuntu 11.04 on DELL Inspiron 14R (N5010) laptop for last three months. Before I switch to ubuntu my laptop battery used to give 2.5 hrs to 3 hrs back-up. But since I have been using ...
1
vote
2answers
209 views

How reliable is the battery data in ubuntu the power statistics?

Right now the power statistics show that: Energy when full: 25.5 Wh Energy (design): 93.2 Wh And indeed the battery doesn't seem to be lasting as long as it used too. My question: Is this data ...
0
votes
1answer
1k views

fan out loud on ubuntu 12.10

i just installed ubuntu 12.10 i386, and at first i have two problems. out loud fan sound low battery life my laptop: dell inspiron N4030 with Mobility Radeon HD 5430 Series ATI card. ...
0
votes
0answers
532 views

Battery issues on Dell Inspiron 14z Ultrabook

I'm new in the Ubuntu world. I just bought a Dell Inspiron 14z Ultrabook and installed Ubuntu to dual boot with Windows thanks to the Ubuntu Secured Remix package. Everything works fine except the ...
1
vote
0answers
153 views

12.04 freezes, battery drain, and fan noise too loud [duplicate]

Possible Duplicate: What should I do when Ubuntu freezes? I've been using 12.04 for a few weeks now and there are some things I have noticed. I'm running Ubuntu on a Dell n5010 (15R), with ...
1
vote
3answers
2k views

Dell Inspiron N5110 Battery lasts only for 1.5 hours as opposed to 4 hours on Windows 7

I've a Dell Inspiron N5110 laptop with the following specs: i5 processor 4 GB RAM NVIDIA GeForce GT540M Ubuntu 12.04LTS My laptop is overheating and the battery is lasting for only about 1.5 ...
4
votes
6answers
2k views

Battery life low on notebook using ubuntu 11.10 vs. windows 7

Im using a brand new Dell XPS notebook (bought mar 2012) which has 4.5 hrs battery life using a 6 cell battery-when i use windows 7. The machine uses an Intel core 17 2670qm processor, and a 64 bit ...
0
votes
0answers
235 views

Why can't I change screenbrightness with buttons when running on battery? [closed]

I discovered a problem and I can't find here or via Google. I'm using 11.10. When I'm running on AC I can adjust the brightness of my screen with Fn+F5 and Fn+F6 or by using the ...
6
votes
2answers
2k views

How to prevent battery from charging while on UPS

I'm running on UPS power and would like to prevent the laptop's battery from charging, to increase the amount of power available to other devices. Is there a way to do this? update The machine is a ...