[Q] Charging phone and extreme heat - Nexus 4 Q&A, Help & Troubleshooting

So I was charging my phone last night and it was under my pillow on airplane mode as usual, because I use it to track my sleep patterns. But this morning I woke up phone was off, with the charging battery icon showing only, and was so hot to the touch I literally couldn't even pick up the phone. I was really surprised it didn't melt or start a fire, that's how hot it was.
Now today after letting the phone cool down, it doesn't seem to be taking charge well at all, I'm having a very hard time getting past 25%, if I use the device while charging it will actually drop charge while in use (and this is with the wall charger).
I'm thinking the battery cells have been damaged by extreme heat. but just wondering if anybody else had the phone get this hot?

Sounds like damage to me! Sorry to hear that man.

Also seems like an irreversible damage to me :/
Some day I accidentaly left my LG GT540 letting it charge under my pillow. It got EXTREMELY hot and I unplugged it swiftly; I was so frightened that the battery (Li-Ion!) might have literally blown up.
To be honest, you should be grateful that your pillow didn't catch on fire together with your head, really... NEVER EVER LEAVE YOUR PHONE CHARGING UNDER ANY PILLOWS!

Well guys funny thing is, seems to be charging ok now.
I believe I'm having a similar problem that a lot of other people are having with the phone getting stuck on USB charging mode even with the wall adapter, so not accepting ACpower. But once I reconnected it a few times now its charing on AC and got back up towards 70%, so I think luckily I might be ok.
But damn this phone gets so much hotter than the galaxy nexus.

My phone never gets hot when charging...ever. I think you might have an issue with your phone

Related

N1 gets really warm when charging....................

well when i first got my phone i only charged it when the battery light was red and hollow. And at times i would put it under my pillow due to the alarm being so loud, didnt want to wake up my son.
But the past few days when i charge it and put it under my pillow it gets really warm, it never did this before, any reason why?
AFAIK all phones do, as well as any battery you charge (MP3 players, laptops, etc).
yea I agree, I think that is something most smartphones do, my mytouch did it... so did the g1
Thats because it charges at 1000mA via AC.
Don't charge it under your pillow! definitely not good for it.
Today I charged for an hour my n1 over usb.
It was really hot.
Then I go to home, and when I arrived, it was again really hot, and battery life is over.
So I reboot and now is ok, but is very very strange...
yeah they get hot, i have the battery life widget and also shows the battery temperature, when it was charging it peaked to 110 degrees lol
I came from a mytouch 3g, didnt have it long, i love Android, i guess i change the alert to something more calm. But before i charged it under my pillow and it never got hot. Maybe its a wear and tear thing
Any device to which you're pumping power into, or using power, generates heat. That's how it works. The only difference between the devices is how much it draws; the more it draws, the hotter it gets.
Yep. Don't charge under your pillow. It needs air or it will get super hot. Not a good thing.
Man...I thought my N1 was going to burst into flames today. 114.5 degrees...not sure if it would have gone any higher.
I was in the car using an AC/DC adapter. Had my navigation going along with my music. The glass on the phone got hot to the touch! I unplugged it right away.
How high of a temp can this phone endure without damage? If it were to overheat, would it just freeze up and shutdown?
Anyway...what's really weird is that the phone was plugged in when battery life was at 80...when before I unplugged...it was at 79. Huh?
warm nexus!
i charged my nexus tru the usb a few days ago, yes it got warm like always but when it was fully charged. it stayed warm even when it was unplugged from the usb. i know that was kinda odd and it drained the battery, it was at 76% just after 30mins. so i reboot and everything went back to normal. what the hell?! i think its a bug. what i do now just to be safe is i reboot the nexus after every charge and check if it stays warm...

Phone gets warm while turned off and charging overnight

I turn off my phone at night and charge it with the wall charger. I understand it being warm while the battery is actually charging but when I wake up in the morning after 8 hours on the charger it is still warm. That doesn't seem normal to me considering the phone is turned off. Anyone else experience this behavior or is something wrong with my phone?
Sent from my EVO using xda premium
where do you put your phone overnight? is it covered? my actual Phone (HTC 7 Pro - ouch) gets warm whenever i load it, but it´s turned on all night. Also i burn my fingers from time to time because i cover it with my blanket by accident.
I think you used phones before which experience did you made? or is it the first time that you turn off your Phone for chargeing (i never did)
batano said:
where do you put your phone overnight? is it covered? my actual Phone (HTC 7 Pro - ouch) gets warm whenever i load it, but it´s turned on all night. Also i burn my fingers from time to time because i cover it with my blanket by accident.
I think you used phones before which experience did you made? or is it the first time that you turn off your Phone for chargeing (i never did)
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I charge the phone on my desk so it is not covered by anything. Previous phones I had in a case while charging overnight so I'm not sure if they got warm. It's not burning hot or anything, just warm to the touch. I just figure if the phone is off, once the battery reaches 100% charging should stop and the phone should be room temperature.

Moto X frozen

Welp had my phone for less than 24 hours and its basically dead. A little backstory, I had the phone down to 4% battery and decided to try the turbo charger out. I had it plugged in for about 20 minutes and came back to a pretty hot phone that was frozen. I unplugged it and it was at 50%. I plugged it into a normal charger and went to sleep. When I woke up the phone was off and still somewhat warm. Since then it turns on fine but freezes after being on for about 5 minutes. Any idea what is going on? I am pretty disappointed; but on the other hand sounds like I got the first lemon.
Looks like a faulty device, better return it and have a peace of mind.
Oh man, that sucks! I have noticed the phone gets extremely warm when charging ...
I guess you are going to have to get on the horn with Motorola support and see what they say. If they can't solve it hopefully they can get you a replacement rather quickly!
Keep us posted!
MOTO X PURE EDITION!
The heat concerns me on these phones. I've got an LG G2. I kept it on kitkat due to their lousy Lollipop upgrade that basically ruined my phone. It charges faster than any phone I've had, does not get hot and has the same size battery. I don't understand why the phone has to get so hot when charging. I hope they don't start having exploding batteries or other hardware failures like the OP is having.
Yeah I used my normal charger because I didn't trust keeping it plugged in over night. After about 10 restarts the phone started back up and was "optimizing apps". Now it's working but does get hot still. After a few talks with moto support I can confidentiality say they are worthless.
Sent from my XT1575 using XDA Free mobile app
Oaklands said:
The heat concerns me on these phones. I've got an LG G2. I kept it on kitkat due to their lousy Lollipop upgrade that basically ruined my phone. It charges faster than any phone I've had, does not get hot and has the same size battery. I don't understand why the phone has to get so hot when charging. I hope they don't start having exploding batteries or other hardware failures like the OP is having.
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I definitely noticed the heat the first time I charged it. I pulled it off the charger this morning and it didn't feel warm at all. Not sure what the deal is.
I had a Nexus 6 for a while and any of these quick charge phones get warm when they are being charged. The quick chargers pump a lot more current into the battery than a standard charger. Electronics can take a lot of heat before they fail.
Has it frozen up on you again? I was going to recommend a factory reset, but I would definitely call Moto and see if they can get you a replacement sent out.
The phone will definitely get hot when charging at times. That's just a byproduct of charging, especially at 25 watts. Nothing to worry about too much, but it should have some smart circuitry that cuts off after a certain temperature or time is reached.
joshhud said:
Welp had my phone for less than 24 hours and its basically dead. A little backstory, I had the phone down to 4% battery and decided to try the turbo charger out. I had it plugged in for about 20 minutes and came back to a pretty hot phone that was frozen. I unplugged it and it was at 50%. I plugged it into a normal charger and went to sleep. When I woke up the phone was off and still somewhat warm. Since then it turns on fine but freezes after being on for about 5 minutes. Any idea what is going on? I am pretty disappointed; but on the other hand sounds like I got the first lemon.
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Mine did the same thing! Out of the box everything worked great - for like an hour. After that it's been non stop freezing up and the screen staying off with random vibrations.
I tried factory reset and going into recovery and wiping the cache. Nothing helped.
I had to call Motorola and they refunded my money and emailed a return label to ship it back. I'm going to have to order a new one.

Did I fry my S7 Edges battery?

Hey everyone
I'm usually super careful when it comes to my smartphone and battery health, I only charge it as slow as possible and try to limit charges over 80% or under 30% as much as possible.
However last weekend I left my phone in the car by accident. Of all things I chose one of the hottest days this year so far, the car was standing in the blasting heat for a couple of hours. After getting back I kind of panicked when I noticed that I had left the phone in the car, it was very very hot. In this state of panic I immediately turned it on (I know I shouldn't have). The device booted up normally, however the touchscreen seemed to be less responsive than usual.
Now I kind of fear that I ruined my battery's health. Subjectively it seems like I need to recharge the phone sooner. Is there any way to tell how much damage I did to the battery?
Thanks for the advice!

Wireless charging can't get to 100%

I have the Samsung official wireless charger that I got with my S7 Edge. Was using it on the S8 fine for a couple days when all of a sudden it won't charge to 100%. Day one it stopped at 84% and this morning it wouldn't go past 76%. The phone is pretty hot when I pick it up and the LED is lit yellow the whole time indicating it's being charged. Did a search on here and it seems like some people are having some problems with wireless charging but not exactly the same as me. Anyone else have this issue?
are you using the original samsung charger plug that came with the phone?
lawrence750 said:
are you using the original samsung charger plug that came with the phone?
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No, it's the original micro USB fast charge plug and wire that came with the S7 wireless charger.
This one
http://www.samsung.com/us/mobile/mo...charging-stand-black-sapphire-ep-ng930tbugus/
Im using a QI dock myself. Works fine here. 100%
Now I do remember some of the Samsung ones from the S7 were able to support the "Quick Charging" function. Which was designed to get it super fast to "x" % then switch to normal charging. So its possible your issue is something related to this.
It's weird because it would just stop at a random number. Even taking it off and rebooting then recharging doesn't help.
I remember reading on the Chip Binning thread about some people talking about bad chip bins causing battery problems and you may wish to consider getting that exchanged.
Mysticales said:
I remember reading on the Chip Binning thread about some people talking about bad chip bins causing battery problems and you may wish to consider getting that exchanged.
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Well last night it stopped at 87% so in half sleep rage I took off my case and had the bare phone on the charger. Later on it was at 100%. I also have my work keycard in the back of the case which I'm not sure if that makes a difference because I had it in the case of my V10 and S7 Edge and they were able to charge to 100% with the card and case between the phone no problem. The case is just a regular thin case from eBay. Also pretty strange that it would stop at a random number. Gonna do some more testing tonight.
I use a thin gell tpu case on mine, I have a Mikobox QI dock as well.
Now stuff behind the case, that "could" maybe mess with wireless charging. Never tried with stuff inside my case.
I have had this problem too. Wireless charging stopping at a certain percentage.
Worst this morning as I woke up to 8 hours on charge and it was only at 56% still saying it was wireless charging!
Thinking about trying the official Galaxy S8 wireless charger
I'm using the samsung fast wireless charger that i bought from when i had my s6 edge+
I'm using a tpu case on the phone, works perfectly fine
fast charge doesn't work without the genuine samsung charger plug however
Had my regular rubber thin case on with the card inside last night and it charged to 100%. Really don't know what's going on here anymore. ¯\_(ツ)_/¯
Try an old lower amp wall wart with the non Samsung wireless charging platform. You will not have fast charge, but it will go to 100 percent.
Same issue here. It used to work absolutely fine and got to 100% every evening. Now it stops around the same amount every night. 80% ish
I have only noticed this since the last OTA update and its a nightmare. The phone is super hot and showing as charging wirelessly but it isnt. One thing I did try was to let the phone cool down and turned off "fast" charging wireless. Only when the phone had cooled down did it start to tot up again.
I have also had the odd warning saying that it wont charge any further until the battery cools down, which makes me think this is a "safety feature" that was implemented with the latest OTA rather than a fault, but not all of the time. It seems the message will pop up and then go away quite quickly (probably as to read the message I am knocking the phone off the "sweet spot" that charges it, so it doesn't feel the need to show me the message anymore)
Try letting the phone cool and then put it back on and see if the numbers rise everyone and maybe we can workout together what the problem is. That's my thoughts so far s that the phone is charging fine, heats up too much, stops charging, cools down, starts charging again, heats up etc etc.
Guess the end result of the story is. The S8 doesnt like to be "Quick Charged" via QI pads with the higher volts.
Mysticales said:
Guess the end result of the story is. The S8 doesnt like to be "Quick Charged" via QI pads with the higher volts.
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but it isn't, because a lot of people have fast wireless charging working just fine?
Update on my last post. I have fast charging off and last night I popped it on the charger when going to bed. Woke up about 4am to use the little bits room and there it was stuck on 81% as usual and very warm. Took it off the charger and went back to sleep. Woke up again about 7:30 and the phone had cooled down so put it back on the charger. By 9:45 the phone was at 100%. Looks to me like it is a heating up issue on mine anyway.
I get the problem too, the wireless charge of the original s8 package and use the skin case, when the first charge only up to 84%, after being released and cooled for a while then in charge again can finally be 100%, the possibility of problems in excess heat due to wearing a skin case or indeed a problem from Wireless charger, I do not know yet
Got the same problem here!
until now (about 2 months) im using allmost only Wireless charging (original samsung charger and cable)
untill today the Phone stop at 80% and its says that it still charging.. i took the phone of from the charger for about 30 second and put it back on charge and it charging ok...
Same problem. S8+ Exynos.
I'm using the wireless charger from the starter kit. Wired charging is fine and takes about 1.5+ hours from 5% to 100%. With wireless charging, the estimate is usually 2.5 hours but it stops at 80+% after about that time. Charging continues if I remove the phone and place it back on the charging dock after a few seconds. Having a case doesn't seem to matter.
Just now, it finished charging wirelessly with the phone off. It went to 100% but took 3 hours. I did check after 2.5 hours and it was at 83%. I didn't remove the phone from the dock.
ok so i've had this phone since 20/04/17
it's been perfect charging, until this morning
was quite warm, and stuck at 83% - had been at that level for a couple of hours....
weird
i had fast wireless charging disabled in settings>advanced>accessories - yet when i put the phone back onto the charger it said 'fast wireless charging'
i enabled it, put it back on charger. fast wireless charging again..
disabled it again, put it back on charger.. still said fast wireless charging !!!
so i enabled it again, put it back on the charger, went back to sleep for an hour and then it was at 100%
will keep an eye on how it goes the next few days
---------- Post added at 10:56 AM ---------- Previous post was at 10:54 AM ----------
strongylad28 said:
Update on my last post. I have fast charging off and last night I popped it on the charger when going to bed. Woke up about 4am to use the little bits room and there it was stuck on 81% as usual and very warm. Took it off the charger and went back to sleep. Woke up again about 7:30 and the phone had cooled down so put it back on the charger. By 9:45 the phone was at 100%. Looks to me like it is a heating up issue on mine anyway.
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did you disable fast wirelss charging in your settings menu?
my theory being that if that were disabled, but still somehow fast wireless charging, maybe the fan wasn't on but it was still fast charging = excess heat?

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