The battery-life tag has no wiki summary.
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Does a black screen save battery on an iPhone 4? [migrated]
Where can I found information about the power consumption of an iPhone 4 display? Which technology is used? Does it save battery lifetime when the screen displays black or dark pixels?
EDIT: There is ...
4
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1answer
46 views
Should I overcharge mobile phone before first using? [closed]
When I first buy a mobile phone or phone battery I used to know i should charge it about 8-10 hrs switched off the phone.
But i don't know if its actually necessary to overcharge a battery for its ...
1
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1answer
632 views
Is there anything to do with a dying li-ion battery when it's nearing its end of life?
Should I keep it in the fridge?
Should I constantly discharge and recharge?
Should I keep my hopes up or should I buy a new battery?
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1answer
25 views
How to find out how much battery life remains on a tablet?
For example I have 2000 mAh. How do I calculate how much longer my device will stay on?
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1answer
236 views
Battery life on netbook with Linux Mint 10 vs 11
I have bought a new SSD for my Eee1000HE, and want to run Mint on it (I prefer the look and feel over Ubuntu). I read somewhere that the version 11 ran on some newer version of the kernel that had a ...
2
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4answers
92 views
Wireless Keyboard/Mouse: Should batteries be removed when not in use?
I recently bought a Logitech Wireless Keyboard and mouse. I use it almost daily but for a couple of hours only. The keyboard has 2 AAA batteries and the mouse has 1 AA battery. The box mentions that ...
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1answer
158 views
Virtual-machine software with least overhead on a Windows host
Which virtual-machine software (i.e. VirtualBox, VMware Server, etc.) has the least overhead, with support for installation on a Windows host?
The reason overhead is an issue is due to battery life ...
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4answers
104 views
Are laptop batteries repairable after failing to hold charge?
The laptop battery for my Compaq Presario CQ40 seems to be broken because it does not charge any more when connected to the mains.
Can this be repaired or I should call it end of life and replace it?
...
3
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1answer
127 views
Battery management of a Macbook
I bought a Macbook Pro last week. I mostly use (and plan to use) it like a desktop with an external monitor. I use the system at least 15 hours a day. Now using the coconut battery application, I ...
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2answers
58 views
How can I ensure a longer life for uninstalled batteries?
I picked up a few HP TouchPads for me and the family over the weekend, but I want to be prepared for the future. I would like to buy a couple of batteries now so that I can replace them myself when ...
3
votes
4answers
149 views
Fastest way to drain battery
I'm using Mac OS X 10.7.1 on a Macbook Core 2 Duo.
What's the fastest way of draining the battery without crashing the system and preferable by using some sort of a script?
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3answers
53 views
MacBook has started shutting down when at 5% battery
This is new, just started this month:
Usually it would last until 0%. For a few days it had been shutting off at around 4%. Last night it shut off at 5%... really hope tomorrow night it's not 6% and ...
2
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1answer
109 views
Will the laptop trigger critical battery action if I set critical battery to 0%?
If I set critical battery to 0%, does it mean that even if I have Hibernate on critical battery, the laptop will simply ignore it (since at 0% it is does not even have the power required to do a ...
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3answers
61 views
how much power is needed to write contents of RAM to disk? [closed]
I'm wondering if i were to leave my computer for a short time (perhaps 70 seconds) should I set the computer to go to hibernate or will the overhead of hibernating unhibernating actually suck up more ...
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1answer
69 views
New Laptop Battery
My laptop battery recently decided to kick the bucket, so I bought a replacement. I charged the replacement for approx 4 hours and assuming it was fully charged (only took my last batt 4 hours) ...
3
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3answers
92 views
Battery Life Preserving - Should I Use Laptop's Battery In 34 Celsius And Always At 40%?
I want to know if using battery at 40% in temperature 34 Celsius would degrade battery life fast. Maybe i should consider buying cooling pad? Will this help preserve battery life?
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2answers
113 views
What Is the best way to connect or disconnect a Laptop from power? [closed]
While connecting/disconnecting laptop's power connector seems to be convenient, I am concerned about person's and laptop's safety of doing it this way.
Somewhere I read that connecting/disconnecting ...
2
votes
3answers
102 views
How to revive laptop battery
I've an HP dv6-2190us laptop, usually I use it with power adapter connected while battery is removed. I bought it 14 months ago and I'm sure that the battery hadn't reached its charge cycle, but it ...
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1answer
73 views
What to look for when investigating problems with horrible battery life (Ubuntu Linux)
I've got an Ubuntu 11.04 installation on a brand new HP dv6t laptop. When I pull the charger plug, the system knows that it's on battery and seems to apply the power management rules I've got set up. ...
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0answers
80 views
Battery Cycles and Toshiba Satellite A505-S6004 [closed]
Possible Duplicate:
Battery Life Practice
I have a Toshiba Satellite A505-S6004 and I am a bit confused about the whole battery charging concept.
The battery is a 6 cell (5200 mAh) ...
2
votes
3answers
313 views
How can I identify which application is responsible for my battery life being short?
My laptop is getting much shorter battery life than advertised, and obviously that's going to be due to some code running that's draining it faster than is optimal.
How can I (using Mac OSX 10.6) ...
3
votes
2answers
106 views
How do laptop battery voltages affect runtime?
I ordered a new battery for my faithful XPS M1710. I'm not sure of the voltage of the battery I have now, but the new one that the Dell rep got me (after 3-4 times confirming my phone number and ...
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1answer
117 views
Preparing to use new laptop battery
I have received a new laptop battery as my old one became useless. In the instructions provided by the shop I got the battery from (not from the instructions provided by the battery manufacturers), ...
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1answer
59 views
how to effectively use a laptop battery
Iam using Macbook for my all development needs, i find these days that my battery backup seem to drain very fast (from 5-6 hrs to 3 hrs) is there any effective way its battery so as to retain for ...
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0answers
205 views
Is working plugged-in bad for laptop battery? [closed]
Possible Duplicate:
Should laptops remain plugged in when their battery is 100% charged?
Some sources (even here on SuperUser) state that working plugged-in kills the laptop's battery ...
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2answers
475 views
How to maximize notebook battery longevity? [closed]
Possible Duplicate:
What are some good practices for making sure my laptop battery serves its full life?
The battery on my ThinkPad T410 only lasted for one year. Now, when "fully ...
3
votes
1answer
344 views
Does freezing a Li-ion battery have any effect on its ability to hold charge?
Ok. I've heard this rumor at least 100 times. I can't find any information to substantiate it or any serious research done it. Is it a total rumor, or is there truth to it? Has there ever seen a study ...
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2answers
174 views
Li-Polymer laptop battery advice [closed]
Possible Duplicates:
Battery Life Practice
What is it that kills laptop batteries?
Is it better to use laptop on battery or on AC power?
Hello, I've bought a new laptop - Dell Adamo. ...
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2answers
138 views
How can I downgrade from Windows 7 to Windows Vista?
My system came with Windows Vista business install on D partition. My friends told me about windows 7 and I decided to check it out. Since I installed it on my laptop, the caliberation of my battery ...
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2answers
184 views
On a laptop which consumes more power - cordless mouse or wired mouse?
Which consumes least power from the laptop battery out of the following - a corded USB mouse or a cordless mouse with USB transceiver or bluetooth wireless mouse?
I have a laptop running Windows 7 ...
4
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1answer
192 views
1
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2answers
717 views
Asus Eee PC 1001PX netbook: best OS for battery life?
I am looking for an OS to replace Windows XP Home edition on my Asus Eee PC 1001PX netbook.
The most critical issue for me is battery life.
I would like to use Ubuntu Netbook Edition, but heard that ...
0
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3answers
159 views
Doubt about laptop batteries [closed]
Possible Duplicates:
Is it better to use laptop on battery or on AC power?
What is it that kills laptop batteries?
I've heard that using a laptop computer on battery mode on a regular ...
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0answers
200 views
Replace the battery for my netbook? Or replace the netbook? [closed]
I have a Compaq Mini 110 netbook. 16GB SSD drive, 512MB RAM, XP etc etc. I use it at work as a phone (using Gizmo5, Skype, Google Voice etc) and at home as browse station. It really isn't up to ...
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2answers
1k views
How can I fix a laptop battery that won't fully charge?
The battery in my laptop (a Gateway EC13N01i) won't charge fully. The charge meter seems to be stuck at 92%. How can I fix this? Please provide step-by-step instructions.
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4answers
1k views
Is it a bad idea to keep a Macbook pro always on? [closed]
Possible Duplicate:
Is it better to use laptop on battery or on AC power?
I never turn off a macbook pro I've at home. It's always connected with the power source, but with the lid closed.
...
3
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2answers
677 views
How much does having Aero on affect battery life?
Just started using Windows 7. Aero makes thing look pretty but it doesn't have any pragmatic purpose does it?
I was wondering though, I haven't noticed a performance effect, but does Aero have a ...
2
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1answer
745 views
Battery Full Notification
Is there any software for Windows 7 which notifies me when Battery is full... Windows 7's default notifier notifies me when it's low...but I want one which notifies (pops up) at 100%.
I want to ...
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5answers
376 views
Myth or Fact: Graphic heavy/sound screensavers use more power than a blank screen?
So, is this true?
Screensavers with graphics and sound effects will drain the power more quickly, whereas a blank screen will conserve power.
And if it is true, how much more battery power/time ...
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1answer
271 views
Should I turn off my Bluetooth mouse at night?
Should I (in order to preserve battery life) turn off the Bluetooth mouse at night?
Or does it not consume any significant amount of power when it is not being kicked around anyway? Or maybe goes to ...
1
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1answer
184 views
Best usage for a laptop being used as a desktop without removable batteries
After reading the information on http://batteryuniversity.com, I realize that one of the best ways to permanently damage a lithium ion battery is to use the battery at a high temperature while it's ...
1
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0answers
59 views
Some questions on laptop battery [closed]
Possible Duplicates:
What is it that kills laptop batteries?
Do newer laptop batteries still need to be drained before recharging?
Is it better to use laptop on battery or on AC power?
...
1
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1answer
231 views
Battery level stuck at 6% - How do i reset?
After reinstalling windows on my laptop, my laptop battery appears to be stuck at 6%.
I dont think its very realistic, because i can still run it on battery for ages after i unplug it and no matter ...
2
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2answers
2k views
Battery life with i3 vs. i5 vs. i7
I recently purchased a laptop with an i7-640m processor (blinded by a discount), and my battery life is fairly horrendous: the manufacturer given battery life is 6 hours (I know, it's an upper bound), ...
4
votes
3answers
2k views
Software to show battery life of laptop? [closed]
Possible Duplicates:
Find time to charge in windows 7
How can I always display the remaining battery time on the Windows 7 taskbar?
What is a small, free piece of software I can use to ...
1
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1answer
1k views
Low battery notification doesn't show up in windows 7
On my Lenovo Y410 model laptop I've installed Windows7. Earlier I used to have Windows XP. In XP I used to get low batter notification when my battery reaches 10% life. In Windows 7 I've even set the ...
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1answer
2k views
Which Linux distribution is best out of the box for battery life on netbooks?
I've been using Ubuntu for the past four years, but I recently bought a Dell Mini 1012, and while Ubuntu 10.04 is wonderful in every way, it is giving me quite poor results in terms of battery life, ...
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1answer
98 views
Is there a way to get persistent battery charge data?
I have a laptop with Ubuntu 10.04 and would like to know if there's a way to get persistent battery charge data. The current setup erases the battery charge data (available visually via gnome battery ...
2
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1answer
149 views
Can I improve the usage time of my Li-Ion battery?
I am using an Acer Aspire 3683 laptop, which is about to complete its 3rd birthday! It's working good but i have been contemplating over this question for quite some time before i thought of posting ...
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3answers
530 views
Laptop Battery Technology
My laptop battery has finally taken the plunge and I'm looking online for a new one. However I'm getting lost in all of the specs of the batteries that are out there. I'm looking to gain a better ...
