Battery life refers to the amount of time that a portable computer such as a laptop can function while powered only by its battery.

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Is notebook battery life decreasing when fully charged and on AC power? [duplicate]

Possible Duplicate: Should laptops remain plugged in when their battery is 100% charged? When my notebook battery is fully charged and on AC power - is the battery life decreasing (because ...
0
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1answer
954 views

Electrical Surges And Power Outages - What Is The Proper Laptop Battery Care While Running Solely On Battery? [duplicate]

Possible Duplicate: Should laptops remain plugged in when their battery is 100% charged? What is it that kills laptop batteries? Because of convenience, I had to move my laptop to another ...
9
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4answers
7k views

How do I keep a MacBook battery charged to only 70%?

A chemist told me that a battery should be charged to and used between 30-70%, and its very bad for battery life to completely load or unload it. He uses a utility program that always keeps the ...
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1answer
213 views

Can you disable the GPU on a Macbook Air?

Can the graphics processing unit (GPU) be disabled on a 2011 Macbook Air as a means of increasing battery life?
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3answers
4k views

Macbook Pro + Windows 7 (bootcamp) = Terrible battery life

I recently put Windows 7 Ultimate x64 on my wife's Macbook pro because of some software she bought for her business. Since then, the battery life has been abysmal. I've identified and researched ...
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1answer
167 views

Prevent hardware from loading or consuming (battery) power?

I'm using an Asus Zenbook UX32VD notebook and would like to maximize its battery life. Would it be useful for me to disable devices that I do not use, such as the internal bluetooth device? Also, ...
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1answer
146 views

Is there an adapter that will allow me to plug my power source directly into my battery?

I know there are "external battery chargers for laptops", but I would like to know if there is an adapter that will plug my existing power source directly into my battery. Does such a thing exist and ...
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2answers
643 views

Replace Optical Drive with SSD, affect battery life?

I'm getting a System76 laptop, and they have an option to replace the optical drive with an HDD/SSD + caddy case. That would be nice, because I don't use DVDs nowadays, and need a lot of storage. ...
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3answers
376 views

Increasing Laptop Battery Service Life [duplicate]

Possible Duplicate: What are some good practices for making sure my laptop battery serves its full life? I use my laptop as a replacement for desktop. I generally use it for 6 to 7 hours a ...
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1answer
742 views

Performance and Battery Life

Okay, I'm looking for hard evidence to settle an argument. From a developers perspective, the argument of CPU usage and battery life comes into play often. If a CPU is throttled to use 10% of its ...
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1answer
1k views

battery laptop always 0% cannot fully charged

i have laptop Toshiba l645 and the battery cannot fully charged (always 0%). How make it back to normal ? In windows 7 i ever try safe mod and it is still 0%
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2answers
15k views

Laptop battery charge management software [closed]

I work on a HP laptop plugged in most of the time, and after few months the battery went off-duty. Of course, I could remove the battery each time the laptop is plugged and place it each time I must ...
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2answers
3k views

Why is keeping my Mac battery 40%-80% charged advantageous?

This article from Lifehacker notes that keeping my Mac battery 40%-80% charged is advantageous. ...
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1answer
906 views

No longer get battery notification or action

I have an Asus n43jf laptop running Windows 7 64-bit. The laptop is a little over a year old. Up until very recently, when the battery would run low, I received a low battery notification, and if I ...
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1answer
2k views

My battery doesn't gets charged beyond 98% now-a-days

My battery is not getting charged beyond the 98% mark. I know battery losses maximum capacity with time but my question is ideally isn't it supposed to show 100% charged but actually get only 98%? In ...
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3answers
694 views

Laptop/Battery: Should I remove the pack with mains/AC on?

Does a fully-charged battery supply power to a laptop/notebook if the mains is connected? Does it behave like a mobile-phone (which needs a battery)? Will the battery-life be improved if it is used ...
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2answers
96 views

Battery Life: 1and half to two hours

Is the battery life of 1 and half - two hours vbad for a new laptop? Is this value very low? I have a HP 4320s Laptop (which comes under the category of Corporate Laptop), i3 Processor, almost nothing ...
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5answers
10k views

Logitech M705 Wireless Mouse: Are the batteries dying, or does the device have a hardware failure?

I have a Logitech M705 wireless mouse. I'm first time using a wireless mouse, so I don't have much experience with the hardware features and behavior. It is rated that it runs for 3 years with the ...
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1answer
1k 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 ...
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1answer
727 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
128 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
581 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 ...
3
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4answers
2k 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
860 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
493 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? ...
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2answers
902 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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3answers
81 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 ...
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4answers
6k 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
356 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
486 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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1answer
221 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) ...
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4answers
253 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
2k 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 ...
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3answers
3k 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 ...
2
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1answer
243 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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4answers
5k 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
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3answers
885 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
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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
178 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
236 views

Is working plugged-in bad for laptop battery? [duplicate]

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
1k views

How to maximize notebook battery longevity? [duplicate]

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
2k 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 ...
0
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2answers
2k views

Li-Polymer laptop battery advice [duplicate]

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. ...
0
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2answers
360 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 ...
3
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2answers
2k 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 ...
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1answer
3k views

Calibrating a battery

I have a laptop and I would like to know how to calibrate my battery.
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2answers
2k views

Asus Eee PC 1001PX netbook: best OS for battery life? [closed]

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
223 views

Doubt about laptop batteries [duplicate]

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 ...
0
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2answers
12k 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
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Is it a bad idea to keep a Macbook pro always on? [duplicate]

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. ...