Wireless charging voltages - Galaxy Note 3 Q&A, Help & Troubleshooting

Anyone got an idea of what the voltage should be when wireless charging? On my modified S3 and Note 2 cards there at 4.042V when charging
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snowwhite007 said:
Anyone got an idea of what the voltage should be when wireless charging? On my modified S3 and Note 2 cards there at 4.042V when charging
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M8 if you found this i wanna know also and if you can give a headup how you altered the charging current in your Note 2 receiver cards im am glad to know it.

BlueChris said:
M8 if you found this i wanna know also and if you can give a headup how you altered the charging current in your Note 2 receiver cards im am glad to know it.
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I just peeled the stickers off removed the coil and flipped it all I then just positioned it on battery door. Works like a charm just need to know if the voltage is ok I'm assuming it is as USB 3.0 just slightly higher
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Ah ok, I thought you altered something and you get more than 640ma when charging
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It charges just fine with no alterations
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Related

[Q] Phone won't charge

I found a great deal on a Nexus 4 on Craigslist. The seller says the phone does not charge at all but turns on when its plugged in. I would like to get a second N4 for the wife, especially for this nice of a deal and if it would be an easy fix. Just looking on some feedback as to what everyone thinks the problem could be and what else I could ask the seller before I make any kind of deal.
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If I were you I would stay away from it. I would definitely get a new one from the Play Store.
Ask him how did happen? Was the phone's components exposed to water? :beer:
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He says he thinks it could be the USB port, but I dunno. He says he can transfer files back and fourth using it on the computer, and screen comes on when plugged in, it just won't charge up.
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I had similar issue. Phone discover the USB but fail with charge. I tried other USB cable (Nokia one) and it works perfect.
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so the USB port works when he wants to connect it to the computer, but it won't work when he plugs it into the wall and tries to charge it?
exb0 said:
so the USB port works when he wants to connect it to the computer, but it won't work when he plugs it into the wall and tries to charge it?
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Correct. USB works for file transfer only. It will not charge using wall charger or computer.
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d_phekt said:
Correct. USB works for file transfer only. It will not charge using wall charger or computer.
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So even when its plugged in the computer, it does not show the charging sign?
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exb0 said:
So even when its plugged in the computer, it does not show the charging sign?
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From what I understand, no it doesn't.
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[Q] Screen unresponsive while charging

Hey, I'm sorry if this is a noob question but after the 4.3 update, my screen is a lot less responsive while charging. I use the charger and cable it came with, so its not that. Any ideas?
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Tanmaynarang said:
Hey, I'm sorry if this is a noob question but after the 4.3 update, my screen is a lot less responsive while charging. I use the charger and cable it came with, so its not that. Any ideas?
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the charger it comes with is the problem many times, try another charger.
Oh hey, it worked
Strange, it started happening -right- after the update. Coincidence
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Phone makes a strange noise....

Whenever it is unlocked and I place it on top of a card with a magnetic strip. Does this mean that it can use wireless charging?
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uthkuknwme said:
Whenever it is unlocked and I place it on top of a card with a magnetic strip. Does this mean that it can use wireless charging?
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Dafuq ??
Your phone has a magnetic sensor in it, it's attracting the contents of the strip ... That sound/act doesn't means it is gonna charge wirelessly....
That's all I know....
Well idk how the wireless charging works, I thought maybe it had something to do with a magnetic field. What does the magnetic sensor do?
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uthkuknwme said:
What does the magnetic sensor do?
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Measures the ambient geomagnetic field for all three physical axes (x, y, z) in μT, Mainly used for the compass...
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It's probably an NFC capable card. Your phone is trying to read it. It's happened to me before with a CAC...
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sloosecannon said:
It's probably an NFC capable card. Your phone is trying to read it. It's happened to me before with a CAC...
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Now that makes sense I was trying to figure out why something with such a small magnetic field would get a reaction from the device where the magnets from my name tag doesn't when my phones in my shirt pocket....
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Battery suddenly drops to 0%

Hi,
Since about a week ago my nexus suddenly started to die at about 30-40%, it depends. I don't really care about the fact that my battery is empty, but the fact that it happens on 30% and I don't receive a notification at 14% is really annoying. Is there a fix for this?
I'm running Aicp with stock Aicp kernel.
EDIT: Since I stopped charging my battery percentage hasn't changed for about half an hour.
Edit 2: I rebooted and now it's 41%.. Really strange
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It's getting worser now, it usually turns off when it's around 40% and around 50% I lose connection with mobile network and can't connect any more. I've tried different radio's but had no effect. I'd really like to know how to fix this. Or is the only solution to buy a new battery?
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Take the back off the phone and see if your battery is bulging. This sounds like a battery issue. I had similar symptoms on my last phone. I took the battery out and spun it like a top.
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at4r1 said:
Take the back off the phone and see if your battery is bulging. This sounds like a battery issue. I had similar symptoms on my last phone. I took the battery out and spun it like a top.
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Yeah I had it with my old galaxy Y too, my battery became so fat the battery cover didn't fit any more. But that happened slightly, this came out of nothing.
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Hi! Check my topic
http://forum.xda-developers.com/showthread.php?t=2649361
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Atomsk said:
Hi! Check my topic
http://forum.xda-developers.com/showthread.php?t=2649361
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Thanks, today is saw that my battery also had obesity, so I've ordered a new one.
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Jiddeee said:
Thanks, today is saw that my battery also had obesity, so I've ordered a new one.
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How did you noticed did glass craked or you removed it?, or you feel it under fingers?
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grgana said:
How did you noticed did glass craked or you removed it?, or you feel it under fingers?
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Haha, I was with friends and suddenly I noticed that I was able to spin my phone, and together with the fact that the battery was acting strange I thought it must have been swollen. And yesterday I saw a little lump.
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see your imei and baseband, are they all unknown?

Slow charging

My device is rooted and lately I started experiencing this slow charging, I have tried changing roms and full wipes but still suffering
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Have you recently changed the charger or cable? That can sometimes be the cause.
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noufel said:
My device is rooted and lately I started experiencing this slow charging, I have tried changing roms and full wipes but still suffering
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can you specify how much time does it takes to charge till 100%?
No I did not change any cable or charger and it takes 7-8 hrs to charge 100%
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noufel said:
No I did not change any cable or charger and it takes 7-8 hrs to charge 100%
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Whoaa! thats weired! Ok now try changing your phone on different plug point. If this doesnt helps then BORROW a battery to test whether the problem is in your current battery or not. I hope it helps.
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Switch cable -.-
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