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-4
votes
0answers
35 views

First time charge for Lenovo yoga 2 pro [closed]

I've just got my new Lenovo Yoga 2 PRO. I can't find any information about how long I have to charge it for the first time. Can someone tell me please?
1
vote
4answers
6k 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
2k views

Laptop Brightness dims when charger is unplugged(no solution)?

Hello yesterday i bought DELL Inspiron 15 (3542) win 8.1. And noticed that if charger is plugged on, screen becomes brighter, and after unplugging dimmer. Of course i tried adjust screen brightness, ...
0
votes
1answer
58 views

Primary battery not charging on Thinkpad T440

I got my Lenovo Thinkpad T440 bought this year but I am having a problem wit the battery. The issue is that is the primary battery is not charging on my Ubuntu 14.04 LTS just the second (the removable ...
1
vote
1answer
11 views

Laptop cuts from external power when using too much energy

I have Acer Aspire 7750G and I've had this problem for some time now. I had problems with my display, it was going white for some reason. When I got it back from a repair shop, they said it was a ...
1
vote
1answer
214 views

Residual charge on laptop

My Sony E series laptop is only 9 month old and seems to have a residual charge problem. My laptop was fully charged and was working fine a night before, but when I tried to switch it on the next ...
0
votes
2answers
3k views

Laptop battery won't charge after virus

My laptop got a virus and after removing it, the laptop batteries no longer charge. I tried reinstalling the drivers in the device manager for Battery→ “Microsoft AC adaptor” and →“ACPI ...
0
votes
1answer
75 views

Maximum current when charging a device through a computer USB 3 port using a USB 2 cable? [duplicate]

Just got a new MacBook with USB 3 ports. I thought it would be able to charge my Nexus 4 phone much faster using USB 3 900 mA current. However, I haven't seen any improvements compared to charging on ...
0
votes
1answer
63 views

Should I keep my laptop plugged in as much as possible? [duplicate]

I know there's already some feeds on this but I just can't get one straight answer. Everybody says different things. I have an Asus laptop with a Lithium-polymer. I do game a lot so what's your ...
3
votes
1answer
6k views

How to disable a USB port in Windows (XP) and make it available only for charging?

How can I disable a USB port in Windows XP to make it available only for smart phone battery charging? I don’t want the users to be able to see the USB drive in My Computer, and the USB device ...
9
votes
4answers
6k 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 ...
0
votes
1answer
48 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 ...
12
votes
2answers
21k views

Can I use a charger with more output amperage than the device needs?

I've just bought a portable battery, but the portable battery don't comes with an adapter for the house current; it only comes with a USB cable so I can charge it with my laptop. My mobile phone came ...
3
votes
2answers
13k views

Laptop battery charge management software

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 ...
10
votes
2answers
9k views

Will a mobile phone charge faster if plugged into a USB 3.0 port

Will a phone(or any device for that matter) charge faster if it is plugged into a USB 3.0 port compared to a USB 2.0 port? I know to assist charging you can turn features off(with flight mode) or ...
4
votes
2answers
162 views

Toshiba Laptop doesn't charge whilst the laptop is in use

I have a Toshiba laptop that charges while it is off - it charges normally, the battery LED shows orange (charging) as per normal. However when the charger is plugged in and laptop is on, the power ...
4
votes
1answer
5k views

Can a USB 2.0 cable support USB 3.0 charging?

I have some USB 3.0 ports on my motherboard which can deliver up to 900 mA of current I believe. If I plug in a USB 2.0 cable, I can still get up to 900 mA right? I have some devices that uses USB ...
0
votes
1answer
1k views

Toshiba Satellite L755 not functioning properly while charging

While charging my laptop, the touchpad becomes very jumpy and sometimes does not even go in the direction moved. The computer itself also runs very erratically. While it does this, my computer ...
0
votes
3answers
13k views

Docking station power adapter is not recognized by my Dell notebook

At this morning, my laptop (Dell Latitude e6410) gave me this error. I didn't do anything, I didn't change anything. And I got this docking station just 2 month ago. I made a little research on the ...
3
votes
2answers
1k views

How can I make my Samsung Series 9 laptop charge the battery to 100%?

I use a Samsung Series 9 laptop running Windows 7. I notice that when I connect my laptop to its charger, it charges the battery up to 80% and stops there. I believe this is to extend long-term ...
14
votes
5answers
11k views

How can I guess if a USB cable will power my devices?

I've had problems with one long (4 meter) USB Mini-B to USB Type-A cable not being able to boot a 2.5'' external hard disc due to not supplying enough current. On top of that, the cable used a Type-A ...
0
votes
1answer
37 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
0answers
46 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
3k views

How to turn off USB charge?

Is there a way to turn off USB charge completely? There is manager that allows me to set power-off charging only when the notebook is plugged in or even when it's on battery, but with a certain ...
0
votes
0answers
15 views

Why my laptop works best when charging is low

I have Lenovo B570 laptop with 2GB RAM, intel i3 processor and 500 GB hard disk having Windows 8.1. I have noticed that the performance in terms of how quickly the apps and windows open gets better ...
0
votes
1answer
269 views

Brand New MacBook Won't Charge

It's just not charging anymore. I cant reset the pram because it's dead and I don't want to remove the bottom in case it voids he warranty but I need it asap. Do you know if removing the bottom voids ...
1
vote
2answers
781 views

Macbook Pro 15-inch replacement battery

So I've finally got to the 300+ cycles with my MBP 2008's original battery. Apple is pretty much "on the money" too! I am at 79% Health and getting the Condition: Replace Soon warning. So I went out ...
3
votes
4answers
7k views

Dell Inspiron 6400 indicates the wrong power adapter is plugged in and will not charge the battery

I am using the original power adapter with the Dell Inspiron 6400 laptop and now when it boots up I get the following error message. The AC power adapter type cannot be determined. You system will ...
173
votes
7answers
76k views

Should laptops remain plugged in when their battery is 100% charged?

When your laptop's battery is 100% charged, should you leave it plugged in so any battery power doesn't get used, or will that cause overcharging, overheating, etc.? Should the laptop be unplugged ...
0
votes
1answer
52 views

Risks of using a laptop on battery after battery replace warning

I am using a Dell Inspiron 5010 (Windows 7 Home Edition), which is 44 months old. About 2 months back, the laptop gave me a battery replacement warning. The LED which turned white when charging, ...
0
votes
0answers
87 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. ...
-2
votes
2answers
51 views

changing charger port on laptop [closed]

Is it hard to change the charging port on my Acer laptop or do I have to take it to the repair shop? Is there any way to charge it without fixing that port? I only need to charge it long enough to ...
0
votes
1answer
303 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 ...
0
votes
7answers
34k views

Dell Inspiron 1545 - “plugged in, not charging”

A family member brought me their Dell Inspiron 1545 a few hours ago (I'm a software engineer so I know how to fix any and all computer issues, right??). They just bought a new battery for it that ...
8
votes
6answers
88k views

Can I charge a computer through its USB port?

Can I charge computers by inducing 5-volt into their USB connectors? Is this possible? I noticed that when my EeePC 900 is off but plugged in charger, there is power coming out of the USB port. Can ...
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 ...
22
votes
3answers
38k views

Is there a USB wall charger that “just works” with every device?

Background Almost every gadget today is charged over USB. It seems like a good idea since everyone has a computer with USB, but fumbling behind a computer and making sure that computer is on and does ...
2
votes
2answers
3k views

Acer Aspire 5532 - Charger problems?

My Acer Aspire 5532 laptop does not charge. I think it is a connectivity issue. It started when the laptop refused to charge unless the power cord/charger was jiggled into a set of random ...
4
votes
4answers
11k views

Can I use a charger with less Ampere than the original?

I have a Sony Vaio PCG 61212W laptop. Because I got it from India, I needed a Uk power cord. I therefore ordered a power cord which is 3A and 250 volts. But the one I have with me currently reads ...
4
votes
3answers
14k views

Is it safe to use any USB charger for charging any USB device?

I have an apple USB AC charger which is rated to provide 5V, 1A output and a Sony mp3 player NWZ B143F. I don't know the spec of Sony audio player. But I have another mp3 player from Transcend which ...
0
votes
1answer
54 views

Which power source(16A or 6A) should i use for my laptop charging having adaper input 2.5A & output 6.7A?

I'm using a Dell adapter: Input: 100-240V~2.5A(2,5A) 50-60Hz Output: 19.5V(19,5V)==6.7A(6,7A) I always connect it to 230V 50Hz 16A in my home and 6A in my office. Is it safe for my laptop? Please ...
10
votes
7answers
18k views

Can I charge USB devices from a powered hub that isn't connected to a PC?

This will probably sound familiar to most of you... In my home, we have a whole bunch of devices that can be charged via USB (two iPhones, a BlackBerry, an iPod Touch, etc ad nauseam). We also have a ...
3
votes
3answers
3k views

Is there a USB hub that can also function as a fully powered USB charger? [closed]

I have several gadgets and a nifty cord setup on my desk that ensures I don't have to connect/disconnect cables; the thing I would love to do would be to keep the gadgets connected overnight (or ...
0
votes
2answers
365 views

Can I charge my laptop using an External laptop charger?

How can I charge my Gateway laptop without using a computer? My battery cannot be charged onn the computer because the mother board is damaged.
1
vote
4answers
2k views

AC/battery laptop issues(not a simple charging fix)

Is it possible to run a laptop off the battery while the AC is plugged in? I can play games no problem while just the battery is plugged in, but obviously that means I have to let it charge after ...
0
votes
1answer
65 views

ASUS Tranformer 101G won't charge, but USB connection works

My ASUS TF101G tablet has suddenly stopped charging. If I plug it into the wall (dock+tablet), it won't charge. I tried plugging just the tablet into the wall, it won't charge. I tried just plugging ...
0
votes
1answer
693 views

0% available, Plugged in, not charging

I have been trying to fix it all morning. I did these so called "12 easy" steps, but it had no effect.... I also tried ATX resed, whatever that is. It was suggested in one of the answers in this site. ...
0
votes
0answers
84 views

(Dis)connect laptop to/from AC through software?

Contemporary laptop (lithium-ion) batteries come with a bevy of guidance on extending their lifespan. The usage advice is particularly frustrating. You’re not supposed to drain them below ~3%, but ...
0
votes
1answer
130 views

Is there a correct way to connect the AC charger to a laptop?

I want to know if there is a correct way attach the AC charger to charge a laptop's battery. Should I plug in the charger to the power source and then to the laptop? or... Should I plug in the ...
5
votes
1answer
2k views

Set specific USB ports to charge-only [duplicate]

On Windows, is there any way to make some USB ports to be charge-only? I do not want to alter the settings of the devices; I want to change the settings of the USB ports on Windows, so that any device ...