[Q] Anyone has hot issue while charging? - Galaxy Note II Q&A, Help & Troubleshooting

My Note 2 feels pretty warm while charging, even when I turned it off, it was still warm.
Anyone has similar issue?

It's perfectly normal to get warm while charging.

Filling up 3100 mAh takes power man.

The hot part is near the camera not the battery and even when i turned it off, is it ok?

Odd. Mine doesn't get hot while charging. And I live in a tropical country at that.
Sent from my GT-N7100 using Tapatalk 2

It's 2Ah battery charger, twice as powerful as normal phones 1Ah charger. Gottabe careful with it.
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[Q] Phone's getting hot while charging, need help please.

Hey guys, so it has been 3 days since I bought my note 2 and I've noticed today that my phone is kind of heating up while it's charging on the wall charger. I can feel the back side quite hot with a case on but the screen seems alright. Also the charger gets much more hotter than the phone. As I noticed that I just unplugged my note 2 charger and took out my dad's HTC one V charger and charged with that. The phone was charging fine but I also noticed the charger getting hot. So my question is that is it normal? The phone heating up as well as the charger? Also if I charge it with the HTC one V charger is it fine? I haven't noted the phone's temperature but I could do that if anyone wants to know.
Thanks a lot!
Anas
If your battery level is low when you start charging, it will attempt to draw a much current as possible, up to a maximum of 2 amp from the stock charger so it will get hot. The reason it does not get hot with the other charger is probably because the other charger can only output 1 amp maximum.
aquaholik said:
If your battery level is low when you start charging, it will attempt to draw a much current as possible, up to a maximum of 2 amp from the stock charger so it will get hot. The reason it does not get hot with the other charger is probably because the other charger can only output 1 amp maximum.
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Thanks for the reply! And I guess it's that then. So you're telling me that I shouldn't worry if it's getting hot while charging, right?
Test it. When phone is 60-80% charge it and sees if it warms up. My S2 warms up quickly and so does the charger if I let it drop to below 20% and start charging. So does my Lenovo Thinkpad's charger if I charge when battery level is low. The device and smart charger is pretty smart these days and varies the current and amp draw depending on the status of charge.
If you are not in a hurry, it might be better just to stick with the 1 amp charger for overnight charging. For quick charge or quick fill up when you don't have time, use the stock 2 amp charger.
the phone also has a failsafe, my og galaxy s used to get so hot in the car it would shut itself down
Sent from my SPH-L900 using xda app-developers app

Monster watts Wiqiqi wireless charger gets hot!

Looking for other owners of Wiqiqi or any induction charger. I'm not liking how dang hot my phone is getting after being on the charger... Any suggestions on what to measure to make sure that it's working properly? I don't think the current is dropping to 0 once charged? I hate hot phones!
I am using the new stealth and provided charger.
Sent from my Nexus 7 using Tapatalk HD
I will bite. I just got my charger from the postman yesterday. Unboxed it, set it up and dropped my phone on the pad to charge last night. Initially I was concerned seeing only 450 milliamps charging the device. Figured I would let it go that it knows more about charging than I do. When I finally rolled over to ignore it and sleep it was at 85 percent. Get up this morning, it was at 34 percent and extremely hot. Seemingly the 500 milliamps that the charger is capable of outputting is not enough to charge the phone while in standby, but is enough current to bring the temperature to near 49 degrees Celsius.
I am contacting the seller today about a fix or refund.
Well it seems to have been a fluke. It has only happened once or twice. Most mornings my phone is warm, but acceptably so. The temperature appears to NOT be related to current because I have been monitoring that and the temperature can continue to raise as the current goes to zero. I'll try to post my battery charging data with temperature next time I have free time with my s3.
Sent from my Nexus 7 using Tapatalk HD
I wouldn't use it. Just sayin'.
My WiQiQi with Galaxy S4 also gets very hot sometimes. It also seems to try to recharge, stop, recharge, stop.... even when battery is 100% charged. I guess these two things are related.

Phone hot when charging?

Anybody else have this problem? My phones cpu temp gets to 55 degrees whenever it's charging. Is there anything that can be done? I also notice that it charges pretty damn fast so could that be the problem?
Sent from my SGH-M919 using xda app-developers app
The stock charger is 2 amps if I remember correctly. So it charges very fast, which makes your phone hot. This is especially the case if you want to play with your phone WHILE it's charging. I try to leave my phone alone if it's charging, but I also underclocked a little so it generally gets... not as hot? So to answer your question, what you can do is leave it alone while it charges. It gets hot and uncomfortable to touch but that's normal. Just don't touch it.

[Q] LG G4 Charging Very Slowly

Hi, I just got an LG G4 yesterday. Charging using stock charger, or any other charger I had no problems with S3 before, is really slow. As in obviously slow. The unit is estimating 3-4 hours to charge 30%-40% of battery. Once it took around 20-30 minutes to just charge 5% of battery.
Using Ampere app it is showing on average just 270mah charge. Sometimes it registers 1660mah, then it drops down significantly and settles with 270mah.
Using the dual sim model if that's any help.
Is this a new battery thing? Should I insist to have the unit (or the battery) replaced? Is this a hardware or a software issue? Even if i insist to have this replaced I want to be able to explain that this is a factory defect.
Same problem here..
Really annoying.
gideon200 said:
Same problem here..
Really annoying.
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Same here, I think it charges at full speed when the screen is off...
I got myself a QC2.0 charger and its doing exactly the same.
It does appear to charge faster with it while the screen is off but I'm wondering if there is an update to the device that needs to be done to fully support QC2.0
i've buy an Aukey Turbo Charger Adapter.
Then my G4 has fast charging more about 75%
I've seen the same thing happen on mine. Highest current I've seen was 1650 mah. And that's with the screen off. Leaving the screen on it reduces to 270 mah
Sent from my SHIELD Tablet using XDA Free mobile app
I had the same problem but it stopped after about week. Now it charges quite quickly and that's not with the fastcharge that isn't too impressive.
Same issue. Charging went from 2% to 46% in about 3.5 hours and it says it's still another 4 hours before it completes charging. Totally annoying.
i using the Aukey Turbo Charger and get around 1%-1.5% every min i have done 30%-70% in like 40min
I have a HTC quick charger that I used with my M8. It works well with the G4. With the screen off I have had nearly 2 A charging. It is much less when the screen is on.
Just got my G4 and it's doing the same thing.
Sent from my Nexus 6 using XDA Free mobile app
Bogega said:
Same issue. Charging went from 2% to 46% in about 3.5 hours and it says it's still another 4 hours before it completes charging. Totally annoying.
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are you using the screen while its charging tho? how many times have you charged it already since you got it?
Phurkus said:
are you using the screen while its charging tho? how many times have you charged it already since you got it?
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my post was made during 2nd ever charging. i did turn on screen occasionally, but not like it was on all the time.
last night charge was shorter - around 5.5 hours.
This is really annoying trying to stream music and navigation sometimes losses a charge. With nexus 5 I usually gained 30 plus percent on my way to work on 40 ish minutes with car charger.
It "might" be a software limitation, to avoid pushing the battery too hard in its early cycles. Same as a brand new car, they usually tell you not to drive too fast for the motor to actually run with optimal parameters.
[2cents]
I am also experiencing the same. I am getting 640mA. It is really frustrating. Yesterday I connected the phone with the provided cable with G4 with my laptop. And i was using the phone, not heavy using. And actually the battery was draining, rather than charging. I got so frustrated. I found the phone actually charges better while staying idle & screen off, but not very promising.
Yep, add me to that list too. T-Mobile G4 with screen off and no use because I'm driving almost all day just to see a 5-10% more charge after driving almost 2 hours. The original charger behaves the same way too. The only fix I've found is to turn the phone off and charge it. It charges really fast that way only.
Sent from my LG-H811 using Tapatalk
Charged mine from 2 to 100% in under 2 hours with my note 4 charger
@fatboypup does this also work with screen on? Imagine using gmaps in the car, screen and gps active - it would be a pity if the g4 lost power in such a situation when on the car charger
penĀ² said:
@fatboypup does this also work with screen on? Imagine using gmaps in the car, screen and gps active - it would be a pity if the g4 lost power in such a situation when on the car charger
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As I noted above it is an issue with cars too. I'm lucky to gain 5 to 10 percent with navigation and streaming music in 45 mins. The same situation with nexus was over 30%.
Does this behavior stay or is it only for the first charges? Is there anyone who has no slow charging with screen on? Is the g4 gaining at least some percent when navigating with gmaps?

Anyone else having crazy heat problems when charging?

This phone is amazing, and I love it, but holy God it turns into an oven super quick when charging or using some intensive tasks like video calling or charging.
Don't know about the 10 (yet) but the area around the camera gets burning hot when I'm gaming on my OnePlus One.
What kind of temperatures are you getting? The hottest mine has every gotten while charging is 43 degrees celsius. I use the stock HTC quick charger and I don't use my phone while its charging.
My HTC 10 does not get any hotter than any other phone I have ever owned. And this is the FASTEST charging phone I have ever owned. Full charge in one hour in most situations.
wschamps42 said:
This phone is amazing, and I love it, but holy God it turns into an oven super quick when charging or using some intensive tasks like video calling or charging.
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If you are doing anything intensive when charging, all phones will get warm/hot. The HTC 10 will be particularly noticeable since the majority of the body is made of metal. The only way the that the heat from the CPU/GPU to escape is via the metallic body.
How to fix samsung galaxy pocket neo GT-S5310I (Bootloop)?
Mine is running at a normal temperature while charging...
I've recently got the HTC 10 and it does get warm when it's charging but not to the point of it being uncomfortable. And it cools down really fast too...
wschamps42 said:
This phone is amazing, and I love it, but holy God it turns into an oven super quick when charging or using some intensive tasks like video calling or charging.
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Click to collapse
You aren't using the correct charger. There are other reports on XDA about this same issue.
http://forum.xda-developers.com/htc-10/help/htc-10-burned-powered-off-t3379710
Gets no hotter than my n6 m7 m8 and s7 get while charging
No problems with QC3 chargers, a regular 2A charger and charging via computer USB ports for me.
I've even gamed or used Navigation while charging with the QC3 chargers without heat issues (i.e., it gets warm but still not as much as my Nexus 6P or LG G2).
It might get a little warm if I'm using it (say Youtube) while charging, but when it is on it's own or just browsing the web or facebooking it does not get hot.
Is the heating problem very big issue

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