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iPad 3 charging issues

I have had my shiny new iPad plugged in overnight with it's included iPad charger (it was displaying some context for some of that).


I have just woken up and it's only at 39%!!!! Now I know that it's meant to take longer to charge but that is unbelievable!?


As I said I'm using the lead and charger it came with, the only exception is I'm also using a usb extension lead inbetween as the plug is quite far away. I used the same lead with my iPad 2 every night and it charged fine and fast.


It also kept displaying not charging when plugged into my PC (which is definitely high powered ports).


Should I be booking a genius bar appointment do you think!?


Thanks!

iPad 2, iOS 5.1

Posted on Mar 18, 2012 2:42 AM

Reply
374 replies

Apr 24, 2012 6:14 AM in response to Kim Hill1

The long charging is my biggest issue with the iPad 3. All the other stuff (heat, tinting, thickness, weight) are IMHO minor compared to what Apple accomplished in squeezing 4x display in what is essentially the same size/priced chassis.


The longer charging time and inability to run the iPad & effectively charge at the same time are again, IMHO, real oversights. And a little hard to imagine given Apple's attention to details, along with the aforementioned incredible engineering of fitting it all in the same package as the iPad 2. One would think that simple math would have meant providing a more powerful charger. The battery in the iPad 3 is bigger than an 11" Macbook Air, yet the charger is 1/4 the capacity.


I do miss running the iPad as a clock radio at night, or on a stand on my desktop with a nice aquarium screensaver or slideshow. Can't do that now as the charging wont keep up with the power consumption.


An added note...Apple chose to use the less expensive (and more power hungry) amorphous silicon screen in the iPad 3 versus the more power efficient (but more costly) IGZO (Indium Gallium) currently used in the iPhone 4. IGZO uses only a fraction of the power that SA uses. But for various reasons, Apple decided not to use this technology just yet in the iPad 3. Hopefully later production of the iPad 3 will incorporate this tech. Here is a good article detailing the difference. http://www.extremetech.com/electronics/126519-the-perils-and-promise-of-high-res olution-displays

Apr 24, 2012 8:08 AM in response to covdude

In theory the minimum charging amperage is 1amp.

The current gen of Macbooks and iMacs support this voltage.

Older Macs and a lot of the PCs out there only provide 500 to 700ma (.5-.7amps)

An OEM apple iPhone charger does in fact supply sufficient voltage to charge "the new" iPad (3) albeit very slowly.

The OEM iPad charger supplys 2.1amps

Only 1 of my 5 aftermarket iPhone chargers actually produce enough voltage to charge my iPad and are nearly indistinguishable from the OEM ones. I have started labling OEM charges so I able able to better discern the difference.

I have tried a couple of the aftermarket "iPad" chargers (OEM knockoffs) and they doent produce anywhere near the same amperage as the OEM although they do charge a little quicker than the OEM iPhone chargers.

The Griffen and Belkin chargers rated for 2.1amps do work as well as the OEM iPad charger.

What I have started using with great success is the XtrememMac IPU-IH2-11 dual 2.1 amp charger.

Apr 24, 2012 10:14 AM in response to apoc_reg

I have just taken delivery (today) of a New iPad. It arrived 90% charged, and took around 20 minutes to charge to 100% using the 10 watt charger that came in the box - this was whilst I was running all the setup routines on the iPad.


I have now disconnected the charger, and used the iPad to check email, surf the Web, download Kindle, check my Contacts and Diary have synchronised (via iCloud). All seems to work fine, and, nearly 2 hours later, the iPad is still showing 100% charged.


One thought. Are you based in the USA? i.e. on 110 volts. I'm in the UK (where our supply is 240 volts), and I have experienced that when visiting the USA my electrical goods (camera batteries, PC batteries, etc) all take longer to charge than in the UK. You haven't been supplied with kit that runs on a 240 volt power supply? Just a thought (p.s. I'm not an electrical engineer so I may be talking drivel, but thought it worth a mention)

Apr 24, 2012 10:56 AM in response to rickbUK

Not an electrician but if full charger is 10 volts and 2'1 amp, then 110 v ain't gonna be different with what power is available ?


Side note ... How much in money do you think it takes to charge iPad 3' caus I'm beginning to think solar will only make me feel good, and not effectively give me free power, not at least until I got a big panel and used said panel on other devices.

Apr 24, 2012 12:40 PM in response to rickbUK

Will see if someone else comments on the charging as we don't know for sure ...


Ref solar, many have batterry banks that allows use 24 7' or actual and more expensive purpose made additional devices that use the power generated in daylight hours.


I know one thing, really want a solar setup as its getting to the point that it will pay for itself in a few years, as my little lecky use has gone up in price say 50 percent in less than 2 years.

May 4, 2012 1:38 AM in response to Linda Cohen1

If you have all apps closed, put it in airplane mode and plug it in, it will charge a little faster, and don't use it while it's charging, it defeats the purpose. The new iPad is still going to be slower to charge as the battery is around 70% larger than the ipad2. Just be patient. Mine went from about 17% to 100% in about 5.5 hours. I did my laundry and dishes so it wouldn't be the proverbial 'watched pot'.

May 6, 2012 10:04 AM in response to apoc_reg

I don't have a new iPad yet but have noticed that in the local Apple Store the iPads, which are continuously connected to charger, typically show 94% charge in the afternoon - and sometimes much less. If the Apple Store can't sort out the charging issue then a problem is indicated and I hesitate to upgrade my iPad 2.

May 6, 2012 11:42 AM in response to grafics

The new iPad gives you high speed cellular with LTE and a higher quality/higher resolution screen. It's not faster than the iPad 2, so there's little reason to upgrade unless those two new features are important to you. The new display requires upgraded graphics power to handle the new screen, and a much larger battery to keep it going all day. It's a great upgrade from my original model iPad, but not compelling if you have an iPad 2.

iPad 3 charging issues

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