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

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40 views

Packard Bell EasyNote TE69KB is crashing because of battery overcharge?

I have a Packard Bell EasyNote TE69KB Notebook with an AMD-E1 2500 APU, AMD Radeon HD8240 graphics and 2 GB Ram. On the Notebook is Windows 8.1 installed with all updates and all drivers are updated. ...
-2
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2answers
25 views

Laptop halts on not yet low battery

Two years old samsung laptop with Windows 8.1 64 bit halts without notice or taking low battery action. I realized that it happens when it shows some 55% battery limit. It dies suddenly and ...
3
votes
3answers
30 views

Keeping laptop plugged in vs cycle count

I heard that it's bad to keep your battery fully charged all the time. It's best to keep it between 20% and 80%. On the other hand, cycle count degrades battery over time. So, which of these is ...
-1
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0answers
32 views

How can I go about powering a laptop directly through the charger?

A while ago I thought I fried the motherboard of an old Dell E1705 laptop, and I am now realizing that may not be the case. This laptop, when the power button is hit and the battery has just been put ...
48
votes
5answers
4k views

Why are my games slower on battery power, even with the power plan set to High Performance?

My laptop is capable of running most games on high settings at a decent frame rate. However, if the power cable gets unplugged while I'm playing, the game immediately starts slowing down, even if I'm ...
1
vote
0answers
15 views

Cannot load tp_smapi module on thinkpad x60

I have an old thinkpad x60 running debian. Recently, I brought a new battery, to check the stats(manufacture-data, first use etc ..) I installed a common program called tlp on the machine. But It ...
0
votes
1answer
13 views

Uninstall fake-hwclock leaves files behind

My machine arrived without a CMOS battery so I installed fake-hwclock to attempt to at least have reasonable and increasing times. I've installed the CMOS battery and attempted to remove fake-hwclock ...
0
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2answers
39 views

For better battery backup whether we have to start charge the laptop when battery about to drain? [duplicate]

I recently purchased a laptop ,I have get suggestions from so many people that we should start charging laptop when battery is about to drain and the reason I am getting is battery will last for ...
0
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1answer
30 views

Laptop Turning On and Off

Just for a heads up, I am not computer hardware savvy, but I do have a basic understanding of parts and what they do. I have not replaced any parts other than the hard drive but that was before the ...
0
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0answers
18 views

Strange issue with electrical outages and charging my Asus Eee PC

I have an Asus Eee PC 1000H netbook: http://www.asus.com/Notebooks_Ultrabooks/Eee_PC_1000H/ Every now and then, during a storm or so, the electricity in my house will flicker and I'll get a power ...
0
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0answers
17 views

Is it bad to have a computer running at maximum temperature for a long period of time? [duplicate]

I'm having a Macbook pro 15" 2012 model here and I remember the past when I gamed on my Macbook- specifically World of Warcraft. When I played this game my Macbook went from a passive ~55 degrees C to ...
0
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2answers
36 views

How to measure how long it take's for a laptop's battery to charge

I have the following scenario: I am testing several laptops with Windows 8.1 installed. One of the tests is to measure how much the battery lasts. For this task I use benchmarks like PeaceKeeper or ...
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votes
1answer
25 views

Using iPod as a Mobile Battery Charger [closed]

Is there anyway to make my (3rd gen i believe?) iPod touch output power? Preferably by a vanilla app, jailbreak, or another method that doesn't require tearing it apart. It current is sitting in my ...
0
votes
1answer
29 views

How long does it take for a new laptop battery to get charged? [closed]

I just bought a new 6 cell Lenovo battery for my Ideapad. But it doesn't seem to get chraged. It's been an hour but there is no change in charge percentage. Is it normal for a new battery. At first I ...
0
votes
0answers
27 views

Asus Zenbook UX31E + Windows 8 => Random shutdown on unplug

The computer used to work fine with Windows 7. After upgrade to Windows 8, if the computer has been started plugged in, it shuts down randomly, and frequently, when unplugged. If it has been started ...
0
votes
1answer
52 views

My laptop battery discharged in sleep mode?

My laptop computer is an Acer Aspire M5-583P-6428 touch screen laptop computer. Its specs are as follows: Intel i5-4200u Quad-Core Processor Intel HD 4400 Integrated Graphics 500GB hard ...
0
votes
0answers
23 views

My laptop battery just won't come out! (Lenovo U400)

I'm trying to remove the battery from a Lenovo U400 laptop. It should be as easy as taking out the screws from the battery, unplugging it from the motherboard, and lifting it out, but it's not! Once ...
0
votes
1answer
24 views

Laptop ignores critical battery action

I am having an interesting problem with my Lenovo IdeaPad Flex14 laptop. To give a brief of setup: I am running Windows 8.1 Update 1 64-bit on Intel Core-i5 4200U with Intel's built-in GPU. My ...
0
votes
1answer
35 views

External batteries and maximum output (Multiple devices)

I'm about to buy an external battery with this output specs: AC 230V/ 50Hz. 65Watt (max 85 Watt). It would be similar to this one; picture below for reference: I’m used to see amperage ...
0
votes
1answer
30 views

Windows 8 changes screen brightness between profiles

When switching between power profiles in windows 8, the screen brightness changes to the profiles last brightness setting. I often switch between balanced and high performance profiles. This changes ...
0
votes
0answers
12 views

acer aspire z5600 erratic screen issue

Can;t select time zone; screen drop panel will not go to the bottom; can't select time zone; whatever I would select when successful is ignored; in troubleshooting, decided it could be my cmos ...
0
votes
1answer
40 views

Dell Inspiron 1545 - Battery will not charge

I recently bought a new battery that is compatible with the laptop. It ran off the battery just fine initially and then after draining the battery for the second time in order to break-in the battery, ...
2
votes
1answer
47 views

Is safe to switch battery while laptop is on and plugged?

I want to know if is safe to switch my laptop battery while I'm using the laptop, with the AC charger connected. Will the laptop shut down? Will the battery be damaged? Thank you
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votes
2answers
88 views

My Toshiba Satellite c850 won't display screen

Before this happened, I had some occurrences where my laptop's screen turned off out of no reason. Everything was still on (the sound, tasks in thr computer, fan, etc. was working). I tried closing ...
0
votes
1answer
54 views

Why does my Samsung laptop computer think it is unplugged?

Samsung laptop, purchased new in 2012. Windows 7 64-bit. 8GB RAM. Model NP300V5A. I woke up one morning and woke the laptop. I had left it plugged in to the wall the night before. When it woke, it ...
0
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0answers
32 views

Does an SDD use less power than a platter/regular drive? [duplicate]

The answer to this question seems obvious to me but I'm asking it in case I've missed something. I have a laptop with a small SSD drive and a large regular/platter drive. I keep a collection of ...
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votes
1answer
56 views

Where is the file that notifies you when you have low battery?

Does anyone know where the file is located that displays the low battery warning on Windows 8? I've searched the entire system32 folder but I can't find it there, maybe it's part of another program? ...
0
votes
1answer
70 views

MacBook (SSD + FileVault) doesn't restore after battery depletion

Setup: I have a MacBook Pro 15", mid 2009, 3.06GHz. The DVD drive has been replaced with a SAMSUNG SSD (830 series), 128GB, the battery has been replaced once with an original one. RAM was upgraded to ...
0
votes
0answers
12 views

Get maximum use of laptop battery [duplicate]

I just bought a Li-ion battery for my dell laptop So here are my questions: How to charge it for the first time ?(I mean leave it for 8 hours and repeat this step 3 times or what ?) Can I plug it ...
1
vote
2answers
246 views

Can a power bank work as a laptop battery alternative?

So here's the thing. My laptops battery is almost dead and I'm planning to buy a new one. The problem is that where I live, the power shortage is a very normal issue. I have a 15 inch basic laptop. ...
-1
votes
1answer
28 views

How can I test my new laptop battery without special equipment?

I just bought a new battery for my Acer AO756 laptop. I couldn't find any high-capacity ones produced by my laptop's vendor, so I bought a product made by GreenCell. It doesn't seem to charge past 94% ...
1
vote
3answers
39 views

Safe to charge USB devices while doing other power-consuming tasks?

I just recently got an iPod, and I completely forgot that without an adapter you have to hook it up to your computer by USB port to charge it, sync, etc. I currently have it plugged into the front USB ...
0
votes
1answer
20 views

Change power plan in Windows after power failure (on notebook)

I have Windows 8.1 and would like to have my notebook automatically change the power plan to a different one when loss of AC is detected. How can I do this? Reason is because I have a pretty power ...
5
votes
2answers
471 views

AC not working properly

Yesterday evening i used my laptop without any issue, this morning i went to work and i have noticed that the AC charger is not working properly. This is the behavior: If i connect the laptop to ...
0
votes
1answer
21 views

can I use a 5400mAh battery in my Toshiba L40-17m laptop? [duplicate]

I recently bought a replacement battery for my Toshiba Equium L40-17M laptop. It is showing a 5400 mAh. Usually it seems this model takes a 4400mAh. Will the larger mAh damage my laptop?
1
vote
0answers
84 views

packard bell easynote te69hw cannot set screen brightness to maximum when charger is not plugged

I just bought a new laptop and there is something that's been annoying me, when am using the laptop with the battery only the screen brightness lower itself automatically, but the problem is that the ...
0
votes
0answers
49 views

Force-reset laptop battery statistics

On my Acer Aspire S3 laptop-of-almost-3-years BatteryInfoView says that the battery's capacity is at roughly 35%. So, whereas once it would hold for 4,5 hours, now it's down to 1:45 at best. However, ...
-2
votes
1answer
36 views

My lenovo b5400 shut downs when I unplug it from the mains [duplicate]

My laptop is shutting down immediately, when I remove the power cord. It's only charging until 53% when plugged in, then not charging further.
1
vote
0answers
98 views

My asus laptop shuts down unexpectedly when unplugged

My asus laptop shut down unexpectedly when unplugged ... even with battery charge over 50%. The OS installed is Linux, and it is set to shut-down at a critical percentage of 5%. It doesn't look ...
1
vote
0answers
61 views

Battery life up to 8 hours for 4-cell and 8-cell? [closed]

I would like to buy a thinkpad yoga, but I am not sure how to estimate the battery life since each website post different type of batteries for the thinkpad yoga and all of them say the battery life ...
1
vote
1answer
137 views

How to get rid of “Consider replacing your battery” warning in Windows 7 power settings

When I turned on my laptop (Acer Aspire S3-951) today, I saw the following message under the power icon. I know that my battery is 61% degraded, but how do I get rid of the extra text that says my ...
0
votes
1answer
119 views

My MacBook Pro 13 inch keeps shutting down when battery is fully charged

This is the crash report I got after it shut down: 10/14/14 8:30:54.177 PM MDCrashReportTool[320]: 320:2662400|CrashReportCopierAFC.m:-[CrashReportCopierAFC ...
0
votes
1answer
32 views

Battery drained after a few hours of charging

I seem to have a serious issue. I still have the 'visual indication not moving up after a few ticks' battery charging icon issue. But there is another problem which is way more critical. I can not ...
0
votes
3answers
47 views

Make Windows 7 hibernate when unplugging charger

I have a laptop where the battery has reached a state of being pretty much useless. Neither Windows 7 nor Ubuntu 14.04 is able to correctly estimate the actual power percentages or lifetime of the ...
0
votes
0answers
33 views

Will my battery be safe? [duplicate]

Recently I took my laptop to a repair shop for fixing its dead batteries. And I was surprised when the techman told me that if I used my laptop with the charger connected when the battery if fully ...
0
votes
0answers
36 views

battery charging icon issue

I have come across a problem today which hasn't occurred before. The adapter was plugged in but it wasn't on the percentage as I wanted to be at. So I removed the adapter for a while and then ...
0
votes
3answers
21 views

new battery for my toshiba laptop, rechargable Li-ion Battery Pack

The instructions that came with the battery say to discharge battery to 2% then charge fully to 100%, how do I discharge the battery?
0
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0answers
64 views

how to show battery percentage on gnu screen hardstatus line

I currently have this as my hardstatus last line on gnu-screen the ~/.screenrc entry is as follows (just incase someone want something similar) hardstatus alwayslastline '%{= g}[ %{G}%H %{g}][%= ...
1
vote
2answers
80 views

Accidentally got a little bit of water in uninterruptible power supply outlet; just let it dry, or trash it?

So, I had some water in my home office, I know that wasn't very responsible, but let's not point any fingers here. Long story short, a bit of water ended up spritzed onto some of the actual plugs of ...
2
votes
2answers
28 views

USB External Battery Packs for devices other than Phones/Tablets

I'm trying to build a wireless/mobile monitor. The monitor will be included in a wheeled cart, so I have some storage very limited storage available in the cavity behind the monitor, but not much. The ...