Concerning hardware issue with recharging a battery

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37
votes
7answers
13k views

What are the best practices for battery longevity?

How do you maximize the cycle count of your battery? There seems to be a debate between: Leave plugged in 24/7 but do a full cycle once a month Charge to ~100%, drain to ~10%, repeat. NOTE: ...
21
votes
9answers
32k views

Is it OK to charge my iPhone with my iPad charger?

I have an iPhone 4 and an iPad. Since the iPad really charges best off the wall charger I keep it plugged in, but I usually just charge the iPhone off the computer. Although frequently if the iPad ...
17
votes
11answers
66k views

Can I use my iPhone charger for charging other USB based devices?

Is it OK to use my iPhone charger for charging other USB powered devices like the Kindle or a digital camera (with a rechargeable battery)? Can it cause any damage to the charger or to the device ...
16
votes
6answers
10k views

iPad displays “Not Charging” when plugged into USB ports. What can I do?

When I plug my iPad into my computer's USB ports, the iPad battery area displays "Not Charging". I understand the iPad requires more wattage to charge compared to an iPhone or iPod, as evidenced by ...
14
votes
7answers
46k views

If I leave my chargers plugged into the wall socket at all times, do they consume energy?

This is something I always wondered about: when I leave my charger plugged on the wall socket but not charging anything, is it still consuming energy? Some notebook chargers have a led that is ...
14
votes
4answers
8k views

What's the point of the 60W Apple MagSafe replacement charger?

One of the cable tabs on my MagSafe charger for my MacBook came undone, so I took this as a sign to retire the charger to home use and to purchase another for travel. When I went to my local Best Buy, ...
12
votes
6answers
512 views

How to safely charge your apple device at a charging station?

Recently there has been alot of news about how free charging stations could be reading data from devices that are plugged into them. The obvious solution to this issue is to place an adaptor between ...
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. ...
11
votes
4answers
17k 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 ...
11
votes
5answers
3k views

How to disable battery charging?

From the pmset man page: POWER SOURCE ARGUMENTS -g with a 'batt' or 'ps' argument will show the state of all attached power sources. […] Certain Apple battery calibration tools may ...
10
votes
2answers
4k views

Should I use the adapter or the battery?

I want to know when my MBP's battery was fully charged it's better to unplug my adapter and use my battery power or still let use adapter power? I somewhere read that when MBP's battery was fully ...
9
votes
2answers
808 views

Why can my Mac charge my iPad but other computers can't?

What do Macs do differently so its USB ports can charge my iPad, but if I plug into a USB port on my PC I get the "not charging" message?
9
votes
6answers
4k views

Can I use an iPad charger with my iPhone 4?

Is there any harm in using the iPad charger for iPhone 4?
7
votes
3answers
9k views

Suppress vibrate when docked?

When I dock my iPhone in the charger (desk stand), it briefly chimes to say it's charging. If it's on silent, then it vibrates instead of chiming. When I go to bed and put the phone in the bedside ...
6
votes
5answers
48k 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 ...
6
votes
3answers
2k views

Fundamental Difference Between Charging An iPhone At The Mains & Via USB Cable Linked To An iMac?

If you are working at an iMac and there is also a mains socket close at hand, is there any difference (in any respect) to charging an iPhone via USB cable linked to the Mac or is it more advisable to ...
5
votes
10answers
15k 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 ...
5
votes
5answers
14k 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 ...
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 ...
5
votes
6answers
8k views

iPhone 5 does not work while charging

My iPhone 5 does not respond to swipes and gestures on the touch screen, while charging. The buttons work fine. What is this issue, I have on 2 iPhone 5 devices - so not only one. Rebooting does not ...
5
votes
3answers
29k views

Is too much charge time bad for your iPhone? [duplicate]

Possible Duplicate: Can I safely charge my iPhone 4 overnight on a regular basis? Is leaving the phone on the charger overnight really really bad for your iPhone?
5
votes
1answer
11k views

MacBook Pro Charger has stopped working properly - any short-term fixes?

I have a MacBook Pro 15", about a year old. Today, the charger started working only intermittently. I've seen a few other people talking about similar problems, and most people say it's a problem with ...
5
votes
4answers
3k views

Using an iPod charging cable to charge an iPad

I lost the original plug-in charger that came with my iPad. I have tried using my iPod cable to charge my iPad (plugged into the USB port of my Windows laptop) but the iPad will not charge (or at ...
5
votes
2answers
25k 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 ...
5
votes
2answers
15k 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 ...
5
votes
3answers
5k views

Hot iPad charger wall adapter

The charger that came with my iPad Air the square adapter that plugs into the socket stays warm even when nothing is connected other than that it works perfectly fine. I was wondering if this ...
5
votes
1answer
2k views

iPod classic 80GB won't charge from usb power adapter

iPod classic 80GB 2007 [Model No.:A1238] won't charge from LG usb travel adapter (output 5.0V, 0.85A). It normally charged from Apple 5W USB Power Adapter [Model No.:A1299] (output 5.0V, 1A), and ...
4
votes
6answers
7k views

Is it my imagination or do iPods charge faster using a car charger?

Maybe I'm crazy, but it sure seems like when I plug my electronics (iPhone, iPod, etc.) into a car charger it gets up to a full charge MUCH faster than if I use a regular charger and an outlet. Do ...
4
votes
3answers
2k views

Are the chargers the same on the iPad and the iPad 2?

Is the charger of iPad and iPad 2 same? I want to buy i extra charger for my iPad but in future I can buy iPad 2 also. So I want to buy a charge which should be compatible with iPad and ipad 2 both.
4
votes
3answers
22k views

How many amps should an iPhone 5s car charger output?

When looking on Amazon for a car charger I noticed that different items have different amp values, 2.1 and 3.1 being the most frequent. What is the recommended value? Does it even matter? Is there ...
4
votes
5answers
6k 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 ...
4
votes
2answers
14k 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 ...
4
votes
7answers
9k views

Can using a non Apple USB cable damage an iPhone?

If I use a generic/aftermarket iPhone USB cable instead of the official Apple product, can it damage the iPhone? A vendor at the mall said that high quality iPhone USB cables have a chip that ...
4
votes
1answer
510 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 / ...
4
votes
1answer
614 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 ...
4
votes
1answer
393 views

Need a dock/cable that can charge through AC while connected to USB

[I'm an iPhone newbie, I hope the question isn't too stupid] I want to be able to put my iPhone 4 in a dock and have it connected to my computer for syncing, but I want it to charge from an AC ...
4
votes
1answer
4k views

iPad Charging USB Hub? [duplicate]

Possible Duplicate: When I plug my iPad into my computer USB ports, iPad displays “Not Charging”. What can I do? Newer MacBooks provide enough juice through the built-in USB ...
4
votes
2answers
7k views

Can I charge a 4th gen iPod touch with the Galaxy tab's charger?

Can I charge a fourth generation iPod touch with Samsung Galaxy Tab's charger?
3
votes
4answers
15k views

Why does my MBP say “Not charging” when plugged in?

I have the latest 2011 Macbook Pro. Sometimes I notice that even when I'm plugged in, the battery status says "Not charging" even when I unplug it and the battery is at 35%. Why isn't my MBP charging? ...
3
votes
2answers
183 views

Am I missing something by using outdated data cable and wall charger?

My wife has iPhone 3G and I recently bought iPhone 4 for myself. Since we can easily manage charging for both of our phones from just one wall charger, I actually never unpackaged mine and data cable ...
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 ...
3
votes
5answers
3k views

How to charge iPad (v1) on a Windows device

I have an iPad (first revision) and want to charge it using my Windows laptop. It doesn't want to charge and I've read quite a lot about it now (this one here amongst others via Google), but I haven't ...
3
votes
1answer
52 views

How many hours since I unplugged my Mac?

Mobile phones usually say this as "xyz hours on battery" by counting the time from when they are unplugged from power. Can I find out how many hours has it been since I unplugged my Mac from charging ...
3
votes
2answers
1k views

Does iPad battery charging utility like Battery Boost Magic pro really make a difference in prolonging iPad's battery life?

Do battery charging utilities such as Battery Boost Magic pro or Kingsoft battery doctor really make a difference in prolonging the life of an iPad battery?
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 ...
3
votes
2answers
528 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 ...
3
votes
2answers
2k views

Are there any car chargers that will turn my iPod off when the car is turned off?

My car has an auxiliary input, which I connect my iPod to with a stereo patch cable. The problem is when I get out of my car I forget that the iPod is still playing and when I come back I'm not at ...
3
votes
1answer
3k views

iPhone battery symbol is red, doesn't acknowledge charging, but is apparently charged

I have an iPhone 3G, When I plug in the charger, the big red battery on the locked screen is red, low and doesn't appear to be charging. When I unlock the screen, the small battery symbol on the ...
3
votes
1answer
1k views

Broken dock connector on iPhone 4

My iPhone 4's dock connector is broken. I can still use it to transmit data to and from the phone, but I cannot use it to charge the phone. So, obviously it is not completely broken, but the pin that ...
3
votes
3answers
6k 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 ...