Concerning hardware issue with recharging a battery

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2
votes
2answers
10k views

Are non-Apple lightning cables and power transformers safe to use?

I need to buy an Apple 12W USB Power Adapter for my iPhone 5. In eBay you can find replicas for one third of the price. Do you know if these can ruin your phone? I am more cautious about a third ...
-1
votes
1answer
2k views

Iphone 4 not charging after update to iOS6

Why is my iphone 4 unable to charge immediately after updating to iOS 6? I am using an apple brand cable, I tried it on my computer, and I tried it in multiple wall outlets, no change. The charge is ...
2
votes
1answer
680 views

Looking for car (cigarette lighter receptacle to lightning) charger for iPhone 5

Is there any way to charge an iPhone 5 in a 2005 Cadillac (in the cigarette lighter hole)? Or am I just out of luck with an old car? I did some searches on google but nothing came up. I also saw ...
1
vote
1answer
5k views

What prevents an iPad or iPod charger from overcharging?

my iPad mini came with this charger and cable. If i leave it charging overnight, what prevents it from overcharging my iPad(is it the charger or the iPad itself)? I ask because I also own a Dynex ...
0
votes
2answers
2k views

iPhone 5 not charging via USB from PC [duplicate]

I charge my phone using my PC all the time, and it's been only a week that since I bought my iPhone 5. Now I can't charge my phone with my PC. What could be the problem thats causing my phone to not ...
1
vote
0answers
96 views

Charger works on Computers but not in the car?

I bought a new charging cable for my iPod the other day. I used it to plug my iPod into my laptop and it works just fine. However, I plugged it into the radio transmitter in my car (which is itself ...
4
votes
1answer
461 views

Is it safe to use the 12W iPad 4th gen power adapter for earlier iPads and iPhones?

The older iPads have 10W power adapter (charger), and the iPhones supposed use only 5W chargers. But the iPad 4th gen, probably due to the larger power consumption, uses a 12W power adapter / ...
1
vote
2answers
700 views

How can I charge and output audio from iPhone 5 in a car?

I want to charge my iPhone 5 and listen to the music using AUX in my car. How can I do this using one cable? I have such a cable for my iPhone 4. Is there any good option for iPhone 5?
2
votes
0answers
700 views

can i charge something via usb when computer is off? [duplicate]

I have one of those little remote control helicopters and it needs to be charged via USB. It takes 45 minutes to charge. Can this thing charge when the laptop (macbook pro) is off? Does it need to be ...
1
vote
1answer
4k views

iPhone 4 won't charge with wall charger after iOS 6 update

After updating to iOS 6.0 my iPhone will not charge on the wall charger. My phone will charge in the car and on a stereo dock. My wall charger still works and charges my iPod touch fine. I have ...
2
votes
2answers
9k views

Using iPhone while charging and when charged

Is it OK to use an iPhone 4 that is fully charged while keeping it plugged to wall outlet? I am worried about stressing battery too much since it is charging and discharging at the same time. Any ...
1
vote
0answers
196 views

iPhone does not charge with Mac Pro or PC USB ports

Looking at: After updating to iOS 6, iPhone will not charge from Mac Pro USB ports I rebooted iPhone few times, changed cables, machines (PC/Mac) etc., but still unable to charge the phone.
2
votes
2answers
5k views

Retina macbook max USB power output

Could someone tell me how much Ampere the retina macbook pro can deliver over usb. I thought that one should be able to charge an ipad with a retina macbook which would mean, that it should be about ...
0
votes
0answers
402 views

iPad wont charge in India

I am not sure why my iPad will not charge in India which I got in US. Did the power fluctuations kill the charging part or do I need to charge it in some other way? How do I test or find out the ...
5
votes
2answers
14k views

How can I diagnose an iPad that seems super slow to recharge?

I've had my iPad 1 for almost a year now. For the past few months it has been charging EXTREMELY slowly. Last night I plugged it in with 54% remaining on the battery life. This morning it is only ...
0
votes
1answer
288 views

Where can I buy a replacement MagSafe female chip for my MacBook Pro?

I am trying to find a replacement charging chip for my MacBook pro 5.5 (mid 2009). I have looked on eBay and can't find them. Does anyone know of a site that sells parts like this? Thank you.
0
votes
2answers
420 views

How can I stop my iPod connecting to my computer when I plug it in?

Seems like a strange question, but here is the situation: when I arrive at work, I want to recharge my iPod. The easiest way to do that is via the USB connection on my computer. But if I plug it in, ...
4
votes
5answers
11k views

Which Macbook Pro USB port should I use to charge an iPad?

I heard that one of the two USB ports provides more power, decreasing the charging time. Still, I forgot which one is the powerful one. I would be nice to give a hint that's easy to rememeber ;) It ...
0
votes
1answer
86 views

iPhone 3G cannot be charged while 3GS is charged

I have a car USB adapter and can charge my 3GS with it. However using the same cable and adapter my friend's 3G cannot be charged. First thing that comes to my mind is a problem with the 3G unit ...
2
votes
2answers
7k views

Is it normal that iPhone 4S touch screen is not working correctly when charging

When I use my iPhone 4S's touch screen while charging, sometime it is not working correctly. For example; if I touch something in the middle screen, it acts like I touch some bottom in the border. Is ...
1
vote
1answer
213 views

Creating charging switch on iPhone charger

I am attempting to create a switch on my iPhone charging wire so that I can use my device to test iOS applications I'm creating on my Mac without actually charging the device. When I'm working on an ...
5
votes
3answers
6k views

Charge from USB on computer or wall socket?

Is it OK if I keep charging my iPad and iPhone using the Mac USB ports? Or is it better to charge them with the supplied chargers? I understand that charging slowly is better (though I'm not sure ...
3
votes
2answers
2k views

Battery cycles for rMBP and recharges?

So I got my first Apple laptop, a Retina MacBook Pro. I heard that its best to let the laptop discharge until 0% in order to restart the battery cycle or something like that. However I know that ...
1
vote
1answer
979 views

Charging my Macbook with power inverter

I bought a MotoMaster Eliminator Mobile Power Outlet Digital Power Inverter rated for 400 W. It has thoses specs: AC output voltage: 115 V Max Continuous AC power: 320 W AC Output frequency: ...
0
votes
1answer
73 views

MBP15: 45W works only right after unplugging 85W

My MBP15 (8,2, Late 2012) doesn't normally charge or draw power from a 45W adapter (from a 2008 MBA), with one exception: First, plug in the 85W power adapter; Second, switch the adapters quickly. ...
2
votes
1answer
413 views

How different amperage could affect a rechargeable device?

I have an iPad with it's own charger that has 2 components: a USB connection cable and an electrical adapter that outputs 5.1 V and 2.1 A. Also I have a car charging device that is suitable for ...
0
votes
3answers
253 views

charging in power off

I am using ipad 1 and I have some charging problem in it so,I want to ask that is there any problem if I charge my ipad in power off mode. If yes yes what can be the problems that can be seen in my ...
0
votes
5answers
11k views

Troubleshooting a MacBook Pro that is not charging from power

My MacBook Pro isn't charging, the light on the charger isn't lit, and the battery image indicates it is not charging . The computer is approximately a year old. I've tried multiple outlets, so I ...
1
vote
1answer
890 views

4th gen shuffle battery, no lights or charge

My 4th gen ipod has not been used for some time, I have a new usb to jack cable for charging it. The shuffle shows no signs of life, no lights, when I plug it into the wall or computer(different ...
3
votes
2answers
464 views

MacBook Pro: OS battery indicator doesn't match hardware battery indicator

I recently upgraded my MBP to Lion, and now the battery indicator in the menubar at the top of the screen constantly shows "(Charged)", even when the indicator on the side shows almost empty. Any ...
5
votes
9answers
12k views

Can I use my iPhone charger with my iPad?

My iPad 1 charger was burned because of high voltage, so it stopped working. Currently, I am using an iPhone 3GS mini charger. It charges the iPad but only very slowly when the iPad is on but the ...
1
vote
1answer
639 views

Do I need a step down transformer to charge my Iphone 4 in the UK? What wattage transformer is safe?

Do I need a step down transformer to charge my Iphone 4 while traveling in the UK? What wattage transformer is safe to use with my Iphone 4?
1
vote
1answer
1k views

MacBook Pro battery not fully charged sometimes. Need tips

I'm using MacBook Pro and it will be in charge nearly 12 hours in a day. I set the battery indicator to Percentage, so it is displaying the battery charge in percentage. The problem I faced is, most ...
11
votes
4answers
2k views

Do the current Apple USB Keyboards support charging the iPad?

As the new owner of an iPad, it was disappointing, but not surprising, to see a "not charging" in the upper right hand corner of my iPad when I connected it via USB to my Apple Keyboard from 2007. ...
4
votes
1answer
609 views

MacBook's battery “Not Charging”?

My original battery died. I purchased a replacement battery. While this battery DOES hold charge, when it is on the charger, MacBook still states "Not Charging." I've tried the SMC Reset, taking out ...
0
votes
4answers
16k views

How can I charge my iPhone without waking up my MacBook Pro?

I have a MacBook Pro (10.7.3) and an iPhone 4 (5.1). When I'm trying to conserve outlets, I charge my iPhone at night by plugging it directly into my computer. If my computer is asleep with the lid ...
2
votes
3answers
7k views

1st gen iPad charges slowly and doesn't show charging indicator

A few months ago, my 1st generation iPad fell on the carpet and started having issues with charging. Note: it wasn't plugged in to anything when it fell. When I tried charging it, it didn't show any ...
3
votes
1answer
22k views

Is it safe to use my US iPhone/iPad charger with a simple European plug adapter?

I'm using the US wall adapter that came with my iPhone to charge it: When I travel to Europe, is it safe to use this with a simple US-European adapter, or do I need a transformer or some other ...
2
votes
1answer
3k views

Can I charge my iPad and use a 30-pin accessory at the same time?

I use iJam to record my guitar into GarageBand on my iPad. iJam connects via the 30-pin connector. Before long, my iPad's battery drains. Is there a way to charge the iPad and use iJam at the same ...
0
votes
2answers
220 views

Is there an iPhone drop-in charging cradle?

Is there a third-party accessory that plugs into the iPhone's dock connector and lets you literally drop it into a (supplied by the same manufacturer) cradle to charge by way of electrical contact? ...
6
votes
5answers
40k views

Why do iOS devices take such a long time to turn back on?

Often I will realise my iPhone or iPad is about to run out of battery, run around the house looking for a charging cable and plug, and get back just in time to see the screen go black and the little ...
3
votes
3answers
5k views

Can I safely charge an iPhone 4S with a 5V 2A source?

I just bought a New Trent IMP99D external battery, to keep my phone alive while gaming during long-haul flights. It has two USB ports to connect to, one which supplies 1 amp at 5 volts, another which ...
3
votes
4answers
1k views

MacBook won't sleep while charging

An ongoing problem: my MacBook Pro (i5, 2.4ghz, 15") won't sleep while charging. I close the lid, but I don't get the pulsing "sleep light", it just stays fully illuminated. If I listen closely, I ...
4
votes
5answers
5k views

Can the Apple 10W USB charger be used with a 7-port USB hub to charge iPad 2, iPhone 4S, and other devices at the same time when traveling?

When traveling, I probably will have the iPad 2, iPhone 4S, a USB backup charger, and some misc devices such as a Kindle Fire and a Sony digital camera that uses USB to charge its battery. So instead ...
2
votes
3answers
1k views

Charge % less than 100% even overnight?

When I charge my iPhone 4s it reaches 100%. But often, in the morning, it is as low as 95% and most of the time it shows less than 100%. If I unplug it and then plug it in again it quickly reaches ...
0
votes
1answer
427 views

Prevent iPad from charging while connected to MacBook Pro

I would like to know how to prevent an iPad/iPhone/iPod Touch from charging while connected to the USB port on a MacBook on battery power.
3
votes
2answers
2k views

How can I charge a mobile phone on my MacBook Air (like I used to be able to)?

I used to be able to turn my macbook air on, plug in an android phone, then close the lid and the phone would keep charging. Note, this was not the same as charge-and-sleep, which works all the time ...
0
votes
1answer
3k views

iPad 2 not charging

This is not about the iPad not charging over a USB connection. My device refuses to charge both over USB and the charger that came with it. I got my iPad 2 with iOS 4.3.5 just about 10 days ago. It ...
11
votes
4answers
15k views

Charging iPhone 4S from closed MacBook Air

Should an iPhone recharge when plugged in to a MacBook Air which itself is plugged into its wall charger? My MacBook Air was closed and plugged into its wall charger. The green light on the power ...
4
votes
2answers
11k views

Will it damage my iPad if I use an iPhone charger to charge it?

I have the opposite issue of this question: Is it OK to charge my iPhone with my iPad charger? I want to use my iPhone charger (plugged directly into main electricity) to charge my iPad. I've noticed ...