Batteries are the embedded power-source of a component such as a notebook. It is composed of cells of chemical elements that store energy.

learn more… | top users | synonyms (2)

1
vote
1answer
509 views

Why does Chrome have so many 'Not Responding ' processes on OS X?

I'm running OS X Yosemite Developer Preview and I noticed that ever since I switched to Google Chrome from Safari, the battery of my MacBook Pro with Retina Display 15-inch (early 2013) has reduced ...
0
votes
1answer
60 views

What are the consequences of using a smaller power brick on a laptop? [duplicate]

I have found many similar questions, but no one fully satisfying. Please correct me if wrong, but from what I understand the Voltage of the power supply should match closely the specs, while the ...
0
votes
0answers
103 views

Laptop battery won't charge past 68% after dc jack replacement?

Sony Vaio FW41E laptop / Vista I experienced charging problems when the prongs on the original dc jack loosened. I have replaced the dc jack and cable, making sure I ordered a compatible part. ...
1
vote
2answers
157 views

How the PC boots even after the CMOS battery failure?

Whenever I do switch on, my pc boots straightaway. It doesnt wait for me to press the Power button. When I plug the cable and power on, computer also automatically gets powered. So I replaced the CMOS ...
0
votes
1answer
337 views

Rapid increase of battery wear level in Acer V3-571G - more than twice in two weeks

I use HWINFO64 to get information about notebook's components. There is information about battery wear level. It is a percent of battery capacity which have been lost: batteryWear = 100% - ...
1
vote
0answers
203 views

Battery charge management - lenovo

I have a Lenovo Ideapad P500 with Linux Mint installed. For some reason the battery only charges up to 59% and then it stops. I've seen similar problems solved for Windows, but not for Linux Mint. Is ...
0
votes
1answer
706 views

Lenovo W510 randomly shuts down, won't boot

Today I went to turn on my Lenovo w510 and it wouldn't stay on long enough to boot. I tried it plugged into AC power (with and without the battery) and on battery power alone. All attempts yielded the ...
0
votes
1answer
215 views

Battery 100% still charging

I have a Acer AspireV3-772G running Windowws 8.1. My battery indicator shows 100% available ( plugged in,charging) status. I calibrated the battery but no difference. Also I have bought a new battery, ...
0
votes
0answers
28 views

System does not shut down in charging mode

I kept my laptop for charging for a long time and after that when I try to shut down with the power adapter on, it keeps restarting. It shutsdown and wakes up immediately. This is not the same thing ...
0
votes
0answers
149 views

Dell inspiron n4010 battery won't charge

I'm having a dell inspiron n4010 laptop. The battery was getting weak day by day and one day I used the battery to full of its capacity. From next day on wards the laptop won't power up with the ...
0
votes
2answers
319 views

battery status light flashing orange, what is it?

The battery status light on my Studio XPS is blinking. 1 white, 4 orange. What is the problem and how can I fix it or stop it? The battery can only run for about 10 minutes without the AC adapter. I ...
0
votes
1answer
743 views

plugged in, not charging

My acer aspire r7 won't charge and it states "plugged in, not charging." Looks like this is a fairly common problem people are having. I have tried many suggested solutions that I I found ...
1
vote
0answers
589 views

Force Windows 7 to think it is running on Adapter Power and not battery

Anyone know how to make a Windows 7 Laptop think it is running on AC Adapter power? This laptop (HP G62 series) has a usable battery which holds charge but it has a not-official power adapter which I ...
1
vote
0answers
445 views

Toshiba Satellite C50 A-1JM won't boot with battery plugged in

I am having some odd problems with my Toshiba Satellite C50 A-1JM laptop. For the last two days, it has not loaded past the boot screen for hours, if at all. When I force the laptop off and switch it ...
0
votes
0answers
210 views

HP 620 - Every battery needs replaced?

I have got a HP 620 Laptop with Windows 7 Professional 64-bit. Recently I've noticed my battery says it needs replaced when it was not charging. The only problem is that I have now changed the ...
0
votes
0answers
14 views

Battery Spikes in New Laptop

I just bought a new laptop and but it seems like there is a problem with it when it charges. When I plug it in , it charges up to 100, but when I unplug it after it has charged it immediately drops to ...
0
votes
2answers
183 views

Does running a laptop without the battery cause it to consume more power?

If I am using a laptop without battery and running it on direct charging, does it consume more power or same as with battery?
1
vote
1answer
222 views

HP Elitebook 8530p's CPU Increases to 100% when Plugged In

I apologize if this post is too long or doesn't describe the issue properly. I have absolutely no idea why it is doing this, apparently it is a problem with HP computers or a particular strand of them ...
0
votes
0answers
277 views

HP Battery Alert error 601

It's an "internal" battery error that my HP laptop has been recently getting in different forms, with a forced restart. I was wondering whether the primary/internal battery means the big one I can ...
0
votes
1answer
54 views

just bought universal power supply, how adapt it to my laptop

i just bought an universal power charger but does not adapt to the right voltage. The original charger is 19.5 v and 6.15 a, and the charger i bought is 12/15/16/18/19/20/24 v and 4.5 a. What should i ...
1
vote
2answers
48 views

Is MicroUSB powerful enough to charge MiniUSB devices?

I have a few MiniUSB devices, living in a very MicroUSB-dominated world. It would be much more convenient for me to leave a MicroUSB charger plugged in all the time, and just throw on an adapter when ...
0
votes
0answers
45 views

Battery & Fan issue

System ASUS N56VJ Ubuntu 14.04 - 3.13.0-32-generic #57-Ubuntu SMP Tue Jul 15 03:51:08 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux Issue: Sometimes when I start up my laptop, the fan turns on at full ...
0
votes
0answers
213 views

Battery indicator not updating in Windows on Macbook Air 13'' (early 2014)

I have just bought my new MacBook Air from early 2014 and I have noticed a problem after installing windows by using boot camp. The battery doesn't show how much time I have got left, and the battery ...
-1
votes
1answer
93 views

laptop battery drains while shutdown

When I shut down(not sleep or standby or hibernate) the computer the is at 80%. Next morning I tried open my laptop it didn't start without plugging the ac power because the battery level is 0%. I'm ...
1
vote
0answers
80 views

Laptop battery completely discharges while in the laptop, even when not in use

My Laptop Battery completely discharges while in the laptop, even when not in use. I fully charged the battery, removed it from the laptop, and kept it separate. After 3 days I checked it and it was ...
0
votes
0answers
55 views

How should i use my new lenovo laptop(power supply)

I usually keep it at home. Is it alright to use it plugged in? I don't want to mess up the battery. I love how smooth the laptop runs plugged in and i dont want to strain the battery by changing ...
-1
votes
2answers
145 views

Desktop PC, unplugged, hibernation, draining motherboard battery?

If I put my PC to hibernation and then unplug it, will it drain the motherboard battery? I've read a lot of posts, but this is one thing I haven't seen, because of laptop users. Does hibernation drain ...
2
votes
0answers
37 views

Is there a way to estimate the current life of my ancient phones battery? [closed]

I have a 3 year old S2 and I wonder if there is a way to estimate how much weaker than new the battery is right now? Something like a percentage (50% of new) or effective capacity(1000 mAh). Is this ...
1
vote
1answer
77 views

Automatic sleep on idle computer at specific battery level

Can I create a task in task scheduler that starts when a specific battery level reaches on idle computer to go to sleep? Windows does give option to make computer to go to sleep at specific battery ...
2
votes
2answers
453 views

Why is there such disparity in battery life between wireless mice?

When comparing the specifications of wireless mice, the battery life figures I encounter (as reported by both manufacturers and users) can be wildly different, even between similar mice. For example: ...
0
votes
2answers
70 views

Will stopping a charge cause a decreased life span of the battery

Occasionally, I need to stop battery charging, for example at 50% due to emergencies. Will stopping a charge cause a decreased life span of the battery? Also, will leaving battery plugged in when ...
0
votes
0answers
39 views

Replaced battery on laptop, charger burnt out

I replaced my laptop s battery (laptop is 4 years old and I used it ALOT) and let it go empty. Then I used the charger, but now that one burnt out. (Not really flames, but burnt indeed). I can t find ...
0
votes
2answers
452 views

Is it safe to leave a Li-ion battery for weeks unplugged while it's not fully discharged ? And is it safe to unplug it while the PC is on?

Is it safe to unplug a li-ion battery not-discharged and leave it unplugged for a considerable period of time? (Less than a month) Is it safe to unplug the battery while the PC is on and directly ...
0
votes
1answer
2k views

Battery only charges when Laptop is off

My laptop only charges when it is off. If I try to charge it when it is on it says "plugged in, not charging". I just got it 3months ago and I've not changed its battery or charger. My Laptop is an Hp ...
1
vote
0answers
28 views

What depth of discharge does 0% in a UPS correspond to?

When a UPS like an APC Smart-UPS shows 0% charge remaining, does it mean the deep-cycle batteries are completely discharged or that they're at 20%?
0
votes
0answers
42 views

Thinkpad E420S powers on but doesn't boot for 15-20 minutes

What exactly is happening is: I shutdown/hibernate the laptop after using the day before and go to sleep The next day when I turn on the laptop - the thinkpad 'i' lights up (stays up) and the fan ...
0
votes
1answer
116 views

Can't start Windows 7 after hard shutdown

Something funny happened. I develop artificial intelligence software on my Dell Inspiron 17R, so I frequently have to deal with very large datasets in Java. Here we go. Last night, I was performing ...
0
votes
2answers
59 views

Would intermittent contact with the service voltage and capacitors in a power supply (inrush current) damage a computer?

If I plugged my laptop AC Adapter power cable into a UPS, causing sparks to blast out (and being unable to insert it due to the UPS being seemingly not designed for this type of plug, for whatever ...
0
votes
1answer
119 views

Linux does not recognize my new laptop battery

Hi there I just bought a new laptop battery for my acer 3820tg, connected it but looks like my Linux Mint 17 can not recognize it. Battery led on laptop is blinking by orange color and acpi command ...
0
votes
1answer
293 views

HP pavilion dv6 blank screen, power but no hd Led

I have been dealing with this HP dv6 all day with no luck. Working fine yesterday but today I get nothing but a blank screen. I can hear fan come on, and a few keyboard lights come on, but nothing on ...
0
votes
1answer
24 views

Disconnection laptop/notebook power supply

I need to alter some settings in my BIOS and the process requires me to switch off my computer and disconnect my power source. ...
12
votes
3answers
2k views

Laptop Either Shows 100% or 0% Charge

I have a strange issue with my Compaq CQ 61 running Windows 2012 (server) and I have Googled for it really long and hard and also searched other questions here but in vain. I believe my problem is a ...
1
vote
4answers
11k views

Laptop battery says plugged in, not charging

My laptop's battery tray icon sometimes says "plugged in, not charging". How do I make the battery start charging again? Lenovo X230, 6-cell battery, Windows 8.1 64-bit. This question says that ...
0
votes
1answer
272 views

Battery Meter in Windows 8.1 keeps showing “Balanced” a the top

I often use High Performance and Power Saver, but the "Balanced" power plan keeps staying at the top and I can't rearrange. How I can change what plans should be shown so I don't have to go to Power ...
0
votes
1answer
174 views

Sony Vaio Pro 13 (SVP13212SGBI) can no longer run when mains is not connected

I bought this laptop brand new in February this year, and only in the last week or so has it started showing this brokenness. The degradation was somewhat gradual, since I was able to run the laptop ...
0
votes
0answers
2k views

Vaio VPCSA Battery Not Detected

Out of nowhere my Vaio VPCSA stopped detecting the battery. My battery was working fine. I was getting a couple hours of streaming video on just the battery. Then last night, while on AC, the battery ...
1
vote
1answer
263 views

Which CPU is expected to have a better battery life?

I'm considering the following two cpu models for my next laptop: Intel® Core™ i7-4700mq, i7-4500U processors I understand that the 4700 mq will give me much more computing power, and that the 4500u ...
0
votes
0answers
234 views

Archlinux - Battery detected only on AC plug/unplug

I use Archlinux on a new Dell Inspiron 14. I need to plug/unplug the power cord to have the battery detected. For instance, now, the battery icon tells me that no battery is connected and $ ls ...
0
votes
0answers
823 views

How to optimize battery lifespan of Lenovo Z510?

I just bought a Lenovo IdeaPad Z510 laptop, and before I boot it for the first time, I want to make sure to know the exact proper care to ensure the best optimization of the battery's (4 cell 48 ...
1
vote
1answer
173 views

my laptop is not charging when switched on

I have an satellite l735-11f laptop and i have been facing a problem where the laptop battery does not charge even when power cable is plugged in. I have noticed though that i am able to charge my ...