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1
vote
2answers
32 views

iPhone 4 Stopped Charging

My iPhone 4 has stopped being able to be charged. I have tried two different cords and have tried plugging it into my computer, but nothing works. There is not an Apple Store close. What are some ...
3
votes
1answer
486 views

How to know the duration of battery usage in one session?

I would like to know how long was my battery running since it's last charge. There is a built-in time-remaining counter but I would like a time-used counter.
2
votes
3answers
95 views

Is there a way to see the amp levels while charging my iPhone?

I'm told that different amp levels charge iDevices in different times. Sometimes I plug into my laptop, sometimes into a car converter, and other times into the side of a flatscreen TV for charge. Is ...
2
votes
1answer
48 views

Prevent iPhone from charging when plugged into a battery powered MacBook Air

I would like to prevent my iPhone draining power from my MacBook Air while the laptop is not plugged in and relying on battery power. How would I do this? Note, there doesn't seem to be any "unpowered ...
39
votes
6answers
43k views

Should I disconnect my MacBook Pro's power cord when the battery is fully charged?

Title says all. My friend told me that I need to disconnect the power cord when the battery is fully charged. Otherwise, I will shorten the life of the battery. Is that true? I am going to use my ...
0
votes
0answers
31 views

Iphone 4 will not turn on, apple comes for 10 seconds then goes back off

I have no idea whats wrong with it. just started recently happening the other day I reached for it and it was off. Battery was on 49% when I left it, plugged it back in then it showed it was flat? ...
0
votes
1answer
278 views

IPhone 5 not charging when idling

my phone behavior is very strange. If I plug the charger in and do not use the phone, it not charging. It only can be charged if I using it. I've reset but it's still the same. Do you have any idea ...
2
votes
1answer
88 views

Can a thunderbolt cable transmit power?

Is it possible for thunderbolt to transmit power to or from a Macbook Pro. Perhaps to power/charge it or power/charge an external device?
2
votes
1answer
51 views

Why am I told to “Connect to a power source” for best results when installing/updating software?

I've experienced this when installing or updating a number of applications, most recently Logic Pro X. What's the reasoning behind this?
7
votes
3answers
146 views

Event based on battery charge level

I haven't found anything yet so I was hoping maybe someone here had an idea. I want to kick off an even based on battery on an Apple laptop reaching a certain charge level, or when the battery is ...
0
votes
4answers
676 views

Unplugging iPad/iPhone Charger: Which end to unplug first?

After charging an iPad or iPhone, which end do you unplug first: the one that's connected in the device or the charger end?
2
votes
4answers
9k views

Will an iPhone/iPod Touch charge faster when connected to USB 3.0?

I'm considering charging a bunch of my iPod Touches with a USB 3.0 PCI add-in card. In my research, I've found that USB provides 5 volts per device. The differences come in charging speed. The ...
0
votes
1answer
79 views

Iphone 4s turns it self off

it started today and happened twice, my iPhone turns it self off even battery has %15-17 charge, i cant open it, empty battery sign appears when i plug it to charge, it begins to charge from %15-17, i ...
2
votes
6answers
41k views

iPhone 4 will charge in wall, but won't sync or charge via USB

I have an iPhone 4 that is showing its age. It will charge when plugged into the wall charger. However, when I plug the same cable into a USB port on my computer it will not charge or be recognized ...
0
votes
1answer
107 views

iPod Model #1238 will not charge

I have an iPod Model #A1238 in which the battery is low. I tried to connect the power adapter cable which was provided to try to charge it but no luck. I thought it was the power cable so I bought a ...
1
vote
1answer
956 views

MacBook Air charge plug light not working

Strangely today the orange/green light isn't working when charging my MacBook Air. Why might this be please?
4
votes
1answer
83 views

Energy saver: do the battery settings apply during charging?

I have my Macbook pro 17 (early 2011, OSX 10.6.8) set to turn off the display at 30 minutes on AC, and 10 minutes on battery. I've noticed recently that if the battery is charging (the little battery ...
1
vote
1answer
301 views

iPod Dock Charge Adapter

I have a nice stereo system that can dock and charge an iPod Nano 2nd generation. I also have an iPod Touch 4 and a 6th gen Nano (or something). The old docks charge using the firewire pin out and ...
1
vote
1answer
295 views

Do I get same charging speed when I use a MacBook's usb port to charge my iPad?

I like to use my MacBook Pro's usb port to charge my iPad, but do I get same charging speed as compared to using the included power adapter?
3
votes
2answers
861 views

iPhone/iPad battery charging/discharging cycle

Apple recommends at least one charge cycle (charge to 100% and then running it down completely) per month. Then, is it OK to charge iPad/iPhone all the time as long as I have charge cycle per month? ...