0
votes
0answers
47 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
0answers
44 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
13 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 ...
0
votes
0answers
27 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
27 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 ...
0
votes
1answer
116 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
votes
0answers
52 views

Is my Dual Boot leading to problems

I am running a stock Hp Pavailion dv6. Problem: My laptop will not boot either OS. It makes it to the Windows logo, then powers off and restarts. On the Ubuntu side it makes it to the the choose OS, ...
0
votes
1answer
51 views

Unable to boot after depleting the battery

I have Ubuntu 12.04 installed on my Dell XPS 13 ultrabook. I left the laptop on for a couple of days so the battery ran out. After that I am getting a black screen when I try to boot up the laptop. ...
0
votes
1answer
298 views

Auto Boot after Power Failure - Laptop

I'm using a laptop with lubunut on it for a project I'm working on in a remote location. I chose a laptop because of the batter already attached and the frequent power outages. Most power outages are ...
4
votes
2answers
5k views

boot stuck on “checking battery state [ok]”

loaded ubuntu 12.10 but during boot gets stuck at checking battery state [ok]. It appears its some kind of loop where this message keeps repeating. Any idea on how to fix?
5
votes
8answers
17k views

12.04 hangs at “checking battery state”

My 12.04 system hangs at "Checking battery state". At this stage, no commands work eg: Ctrl+Alt+f1, or Alt+f5. I ran recovery mode, and ran the following commands: sudo mount -o remount, rw / sudo ...
2
votes
1answer
3k views

Bootup hangs on “Checking battery state..” after after 12.04 upgrade [closed]

I have scanned thru all the posts on this issue. But I have not been able to get a resolution. Has anyone applied a clean fix to this issue? I had 11.10 on Lenovo Thinkpad T60 and upgraded to 12.04 ...
1
vote
1answer
920 views

Checking battery state errors

First of all, I'm going to need VERY specific answers for I switched to Linux from Windows a week ago and don't know much. Basically when Ubuntu starts it hangs on "Checking battery state". I'm on a ...
1
vote
1answer
735 views

Freeze on boot if on battery [closed]

We are looking at a freshly installed Ubuntu 11.04 (64bit) on a Lenovo Thinkpad w520 with an Nvidia GPU. The machine freezes eventually during startup on battery. Startup on AC is fine. The only ...
3
votes
1answer
913 views

Lenovo Y460 won't boot most of the time unless plugged in

My laptop won't boot Natty beta 2 unless it is plugged in most of the time (like 2 out of 3 times). After it is booted I am able to unplug it and let it run on battery power with no problems. ...