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2
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2answers
2k views

Is it safe to use wall-socket -> USB chargers to charge any USB device?

Specifically, the charging unit that came with my HP Touchpad is a wall-plug unit with a female USB adapter on the other side (e.g. this pic on pcmag.com). Will this work for anything that charges ...
0
votes
1answer
143 views

Is my notebook battery charging even when the indicator has stopped flashing?

I just bought a new battery for my Fujitsu-Siemens PA-1510. The battery label claimed that, in order to have a long living battery it is important to charge it at least 10 hours before the first use. ...
0
votes
1answer
2k views

Asus 1018p battery light blinking and not charging

I recently got myself a netbook (Asus 1018pb) and its really good . I have been stuck up with a lot of work and hence not got around to using it in about a week now . It runs Ubuntu 11.04 and today ...
1
vote
1answer
112 views

Linux: Prevent iPod Touch from charging while computer is running off battery

Is there a way to prevent an iPod Touch/iPhone from charging while my computer is running off battery power? OS: Crunchbang Linux (Based on Debian 6)
0
votes
3answers
9k 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 ...
1
vote
1answer
2k views

Significance of “First time charge” for laptop battery

When buying a new laptop (and most other mobile devices with lithium-ion batteries), the manual often says to do a 'first charge' of a few hours with the device closed (and it is a common instruction ...
2
votes
3answers
3k views

Should I use laptop while charging? [duplicate]

Possible Duplicate: Is it better to use a laptop on battery or on AC power? Is it Okay to use laptop while charging? Does it have any bad effect on battery or laptop?
0
votes
2answers
1k views

Macbook Pro 15.4" Aluminum body alternative to Magsafe Charger [closed]

Is there any other method of charging this Macbook Pro late 2009 other than the Magsafe. Mine broke, I have a magsafe coming and need to use my system but is low on battery now. Can you charge through ...
1
vote
1answer
735 views

What determines the speed at which a laptop battery charges?

What factors affect the charge time of laptop batteries? Is it the laptop's use while charging? The age of the battery? The charger's wattage?
4
votes
2answers
5k views

Does a laptop computer charge faster when off?

A laptop power supply can supply a limited amount of power. Conceivably, then, when the computer is running, some of the power must be diverted to the processor and other components, leaving less to ...
0
votes
1answer
227 views

Gateway M275 won't charge. Replace DC input jack or power cable connector?

When I plug in my Gateway M275 convertible tablet, it has trouble charging. I hear odd squeal-y noises coming from the back of the unit if it's plugged in, and the charging indicator turns on and off ...
3
votes
2answers
2k views

HP laptop doesn't charge when it is turned on

I have an HP Pavillion laptop since 2009 February and it recently started to not get batteries charged when it is turned on. What could be the problem? Is it a battery problem or another? Has anyone ...
8
votes
1answer
3k views

Charge Apple computers bought in USA to use in Europe

I bought an Apple MacBook in the US and would like to use it in Italy. On the cable, it says: 2.5A 125V. What are the possible solutions to charge my computer? Use an adapter, a plug converter or an ...
0
votes
6answers
27k 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 ...
0
votes
1answer
472 views

Charging my Droid with USB using Mac

I only have the USB connect for my phone, so I've been plugging it into my macbook to charge it. But when the phone is completely dead it won't charge whatsoever and the bootloader screen comes up. Is ...
2
votes
5answers
5k views

Can i use one laptop to charge another laptop by connecting the two together with a usb cable?

My Toshiba laptop has a problem with the ac charging adapter. The problem is with the computer and not the charging cord. The geek squad told me that Toshiba laptops have had the same problem in the ...
3
votes
4answers
837 views

Why Apple iPad is not charging from Windows machine using USB?

I am not able to charge an Apple iPad over USB with a Windows machine. But both an iPhone and an iPod charge properly over USB on this machine.
3
votes
2answers
13k views

My netbook battery won't charge (0%) how can I detect what's faulty?

I have read here and there on superuser and it looks like I could have: Faulty recharge circuitry Faulty battery Faulty power adapter How can I be sure to change the right part? The netbook is an ...
1
vote
1answer
177 views

Laptop battery problem

I left my HP 625 laptop yesterday on standby at 7% battery - I opened it today and the battery is full. I waited until it got to around 90% then it died. I left it plugged in until the light showed ...
3
votes
1answer
4k views

How can I charge my laptop wirelessly? [duplicate]

Possible Duplicate: Can I wirelessly charge my laptop? Currently I'm using a wired charger for my laptop and it's boring me to carry that around with me everywhere. I know of the wireless ...
2
votes
2answers
2k views

Acer Aspire 5532 - Charger problems?

My 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 positions/angles to the ...
2
votes
1answer
325 views

How to determine whether a USB socket is qualified for charging?

More and more devices begin to take advantage of USB sockets as a charger, but sometimes a USB charger does not work because the socket does not have high enough power (output). This usually happens ...
1
vote
3answers
9k views

Is it possible to charge your cell-phone using a computer? [closed]

My cell phone remains plugged (almost all day). Is it possible to charge my cell phone by plugging it into my USB port via a data cable ? My Model: Nokia 2690
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votes
4answers
10k 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 ...
3
votes
5answers
249 views

Portable charging device

I have several devices that charge by USB, that I'd like to keep charged at all times. I've used my laptop in the past, put it in the lowest possible power setting, but it still gets hot, and is ...
2
votes
1answer
2k views

Possible dangers of using a power inverter to charge a laptop

I'm going on a road trip soon and want to be able to use an HP Pavilion dm3 1030us in the car (no, not while driving). I could get an HP Smart AC/Auto/Air adapter but it's coming up on the last ...
0
votes
1answer
267 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 ...
3
votes
1answer
2k views

Why doesn't my laptop battery charge while the laptop is in use?

Up until a week ago, my laptop has always been able to charge the battery while I'm using it. Now, it will not charge unless the computer is sleeping, hibernating, or turned off. The icon in the ...
5
votes
5answers
2k views

Why do you need a valid driver to charge a device via USB?

Disclaimer: While this question is about my smartphone and hence may be considered off-topic, I'm hoping the more general issue (which could apply to other USB devices) can be answered in this forum. ...
5
votes
5answers
33k views

Charge a laptop via USB power (500mA)?

My laptop is almost dead and I do not have the charger. Is there anyway I can DIY a charger for a laptop. Even if it takes 20 hours. To make it clear, I want to send power from a usb port on another ...
2
votes
1answer
407 views

IBook G4 Charging Problems?

I am having some trouble with my iBook G4. It seems that whenever I plug it into the wall charger that it doesn't charge. It's not the charger's fault. There's a button on the back of it right next ...
1
vote
1answer
147 views

MacBook Pro battery question

I just got a new battery for my MacBook Pro...charged it for 2 days, but the battery icon has an x in the middle. Also the charge LED never goes green, stays on orange.
0
votes
1answer
5k views

Is it ok to remove a laptop battery while the laptop is running on AC power? [duplicate]

Possible Duplicate: Are notebook batteries generally hot-swappable? I have a charged laptop battery in a laptop that is running on AC power and charging the battery. Would it damage the ...
2
votes
3answers
3k views

Freezing a dead(ish) laptop battery

I have a Compaq CQ50-215CA laptop with a battery that does not properly hold charge. Vista's battery meter does not read the remaining charge left; the laptop will randomly shut down at ~60% and ...
2
votes
4answers
722 views

Apple Magic Mouse quickly loses its charge

three days ago I bought an iMac 21.5 The keyboard has 100% charge, but the mouse has already 87% This is not good. I feel it... What to do in this situation. Anyone has the same problems ?
1
vote
1answer
85 views

How to assign a shape to each series of values in iWork '09 Numbers?

How can I assign a shape to each series of values in iWork '09 Numbers? Currently all series are forced to have the same shape, which makes them hard to distinguish on black and white prints.
0
votes
1answer
292 views

Diagnosing laptop charging issues

My HP dv6000 laptop will not run on battery power. It will only run while plugged into the wall. I have already replaced the battery, but it still will not operate on battery power. The problem began ...
1
vote
4answers
3k views

Battery never charges upto 80% instead of 100%

My vaio battery charges only upto 80%. Why is that so? It also tends to discharge too fast providing less working time. How to proceed to obtain 100% charge?
2
votes
5answers
9k views

Why won't my Nokia E52 charge on some USB ports

I have two computers. If I connect my Nokia to one of them using the usb cable the charge process will start. If I connect the phone to the other computer (using the same cable!) it won't start ...
3
votes
4answers
6k 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 ...
1
vote
3answers
3k views

Notebook computer battery says: plugged in but not charging with no further information. Is the battery bad already?

My 1.5 year old Dell Studio 15 notebook computer has a battery and I keep it attached to the notebook but 98% of the time I just plug in the power adapter. Lately when I unplugged the power adapter, ...
0
votes
1answer
621 views

Toshiba Satellite l355-s7011 won't power up

My Toshiba Satellite l355-s7011 will not power up. How do I fix it? The DC port came out. I think it was dropped. I opened it up and everything looks fine but it doesn't power up.
9
votes
7answers
14k 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 ...
9
votes
3answers
2k views

Make computer go to sleep after USB phone charging is complete

I used to have my desktop Windows XP pc go to standby (S3 suspend, I think?) when it idled for over an hour or so. Now I charge my iPhone 3GS from a USB port, often right when I go to bed. Ideally I'd ...
8
votes
5answers
67k views

Can I charge a computer through its USB port ? Which brand/models?

What are the brand/models of portable computers I can charge 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 ...
1
vote
2answers
771 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 ...
10
votes
4answers
33k views

Why does the USB hub need to be connected with my PC to charge my Droid phone?

I notice that my new Motorola Droid phone charges perfectly fine when I connect it to my computer via the USB cable, or if I connect it to a car cigarette Lighter -> USB adapter, or a wall Power -> ...
2
votes
6answers
5k views

Is it safe to plug USB devices on 220v wall sockets?

I have an ipod touch and since then I've been charging it on the PC via USB. I just want to know if it is safe to use those wall socket chargers for USB devices? Is it different on every device, or is ...
13
votes
8answers
6k views

Do newer laptop batteries still need to be drained before recharging?

10 years ago when I was doing hardware support it was best practice to fully drain a laptop battery prior to recharging in order to maximize its life. Is this still the case or can a battery now be ...
3
votes
3answers
1k views

Macbook battery no longer charges

My Macbook has recently entered a state where the battery no longer charges. Currently the battery is reporting 25% charge when not plugged in. When plugged in, the bar at the top reports (Not ...