High CPU temperature - Nexus 4 Q&A, Help & Troubleshooting

Hello everyone, I bought this phone for second hand on January 2015 and as per the seller it was 1.5 years old, but the problem is the phone gets heated up easily, if I am browsing on chrome and checking Facebook app simultaneously the CPU temperature reaches to 40-45°C + and when I was playing mortal kombat x it even reached 68°C , but the battery temperature doesn't cross 45°C in most cases and remains around 30-40°C , and my doubt, is it common in a country like India where temperature now is around 40°C + , but the battery backup is fine and I get around 4hrs SOT normally with some light gaming, YouTube,Whatsapp, Facebook and browsing.
So is there any fault with my device?
Sent from my Nexus 4 using XDA Forums PRO

No its a common problem with nexus 4s. i have installed heatsink to my phone with proper good thermal paste.

sercankd said:
No its a common problem with nexus 4s. i have installed heatsink to my phone with proper good thermal paste.
Click to expand...
Click to collapse
Even I am planning to do so, unfortunately I am not able to get the required parts
Sent from my Nexus 4 using XDA Forums PRO

http://m.aliexpress.com/item/1432476104.html
i bought those, they fit excellent.

Related

How much do you have to stress your Nexus 4 to make it warm?

Hi
I have recently got my Nexus 4 having come from a Desire HD and the phone seems OK but even light use (web browsing, downloading) makes the top half of the back of the N4 noticeably warm
I can understand the phone heating up under benchmark/game stress but heating up just on web browsing?!
Coupled with the poor-ish battery life so far (only on 2nd cycle) I am trying to work out if my N4 is defective or not. Does everyone else's phones warm up this quickly?
Thanks!
singh_uk said:
Hi
I have recently got my Nexus 4 having come from a Desire HD and the phone seems OK but even light use (web browsing, downloading) makes the top half of the back of the N4 noticeably warm
I can understand the phone heating up under benchmark/game stress but heating up just on web browsing?!
Coupled with the poor-ish battery life so far (only on 2nd cycle) I am trying to work out if my N4 is defective or not. Does everyone else's phones warm up this quickly?
Thanks!
Click to expand...
Click to collapse
Mine doesn't get overly warm but this is something that's really subjective. I mean, I guess it gets warmer than plastic backed phone but my brain expects that somehow. Maybe it's abnormal though.
singh_uk said:
Hi
I have recently got my Nexus 4 having come from a Desire HD and the phone seems OK but even light use (web browsing, downloading) makes the top half of the back of the N4 noticeably warm
I can understand the phone heating up under benchmark/game stress but heating up just on web browsing?!
Coupled with the poor-ish battery life so far (only on 2nd cycle) I am trying to work out if my N4 is defective or not. Does everyone else's phones warm up this quickly?
Thanks!
Click to expand...
Click to collapse
Charge the phone, then unplug it.
And run all tests on GL benchmark, this should heat it up more than any other application
Also, post the results.
Sent from my Nexus 7 using Tapatalk 2

So, how many of you have Nexus 4's that get hot with normal use?

See thread title.
While playing simple games (like Flow Free), Facebook, and web browsing, my phone can get really warm/hot. It gets much worse while doing these while it's charging.
I haven't experienced any problems with the heat except when I was installing a lot of things via the Play store, and I got a couple reboots. It's fine otherwise... just hot.
Anyone else experience this?
Mine feels normal during everyday use, during games, about the same, ever so slightly warmer at most. I don't really notice. Any background processes heating your phone up? How is battery life as well?
Your previous phone probably got just as hot. The glass helps transfer the heat better than plastic.
Mine does get warm as well But I think the fact that we feel it might have to do with the size of the device. It's pretty thin.
Mine gets pretty toasty, but that's when I'm using it pretty extensively, like browsing web/forums for an hour straight.
Sent from my Nexus 4 using Tapatalk 2
Battery life is pretty good. I'll go through a whole days use with juice to spare.
My phone gets hotter than warm though. Last night playing Flow Free while charging, pressing my finger on the screen eventually gave a little sting.
I know this phone has a lot more CPU power than the hercules (Tmo GS2), but the GS2 with its big glass front never got hot like this, and it would rarely get warm.
I think if your phone is rebooting because of the heat generated from installing apps, you need to RMA it. My phone definitely feels hot after a session of playing a game but it has never rebooted because of it.
Guys, it's a highend phone, what do you expect?
Do you expect a high-end CPU in a desktop PC to run cool? Even in standby an i7 can go up to 30-40°C depending on voltage. And for four cores at 1.512 MHz theres a lot of voltage needed. Don't worry about it unless you get reboots thats not normal.
If the problem continues, send them up here to the north of Sweden. It's gonna be -25°C tomorrow and I could do with some handwarmers
I've had a overheating while playing stupid zombies 2, the phone got hot as ever, but strangely seems to be a ROM related problem, as I had this issue with aokp, while on cm10, playing the same game, the phone get lightly warm, but no more. I was using Franco kernel on both too
Sent from my Nexus 4 using Tapatalk 2
never more than a little warm with extensive use.
I'm on stock, updated the phone to whatever is the latest version that google pushed and i just started playing Angry brids for about 10 mintues and the phone got noticeably warm. I guess this is the new 'normal' now?
Mine only gets hot when I'm charging it and using it at the same time.
Sent from my Nexus 4 using xda premium
I have a battery widget and at times when on calls ive gotten up to 101F
i want to say my phone runs warmer than my buddy running the same widget
Mine has only been hot after charging on the Panasonic pad. If the glass breaks from it then RMA!
Sent from my Nexus 4
It certainly gets hot, but only slightly more than my Samsung GS1 i9000. Fact of life when running a quad core at these speeds without a fan.
Mine does it too but m not complaining
Sent from my Nexus 4 using xda app-developers app
Mine gets pretty hot. G SAM app reports that the battery has reached 110*f from internet browsing on 3g.
I noticed mine gets pretty warm if I use it for a while just browsing the web.
Sent from my Nexus 4
Mines fine during normal usage. Except when I play graphically demanding games such as need for speed most wanted, after the first race, the screen and the back near the top is hot. Worried about it, I remember the HTC sensation used to get real hot as well, but I've also got an aftermarket battery which also helped with the heat.
Sent from my Nexus 4 using Tapatalk 2

[Q] Phone gets warm/Heat issues -- normal or RMA?

I need someone to tell me if my phone should be RMA-ed or not.
Got my phone last week, currently running stock, rooted, deodexed ROM (from here). Have turned on 'Force GPU rendering' (under dev options). No other tweaks/mods (so far). Phone is GREAT in every way, except..
The phone tends to get really warm when I'm casually using it -- for e.g. browsing on Chrome for more than 10-15 minutes, or am doing something on Twitter etc. I just installed System Tuner and the phone went to 43-44 C when I was using the XDA app right now. The phone gets *very* warm when playing games on it (which I can finally do on my phone!). I'll post a follow-up to this with some temperatures for different apps/games soon.
My house is in a area of pretty poor T-Mob network, and my phone is on HSPA mode (not 2G), so I assume it gets warm during calls due to the poor network.
As a note, both the back and the front of the phone get warm, and the warmth is mostly localized to the top half of the screen.
Have been looking for a few days on XDA/elsewhere, and some people say they've not seen *any* warming. Some say its pretty standard on stock kernel.
What is the consensus? Is this fairly normal for this phone -- given the build and high-end specs ? Will simply flashing an undervolted, underclocked kernel "fix" the warmth issue (e.g. matr1x)?
Any thoughts/tips would be much appreciated.
The Nexus 4 is badly designed thermal-wise. Enough that the SoC ends up getting too hot and is throttled. It's why the Nexus 4 performs worse than the iPhone 5, Optimus G, and Note II in spite of a beefy processor. It only does well in a freezer.
There are remedies for this, you can flash custom roms and kernels and tweak until your device works to your liking. I mean, this is a nexus device after all
The phone getting warm is normal. No need for a RMA the next one will get warm too.
Sent from my Nexus 4
Yeah I'm also experiencing these "issues". Are there at remedies? I have PA and matrix kernal installed but it still gets really warm 40+ °C when gaming.
Sent from my Nexus 4 using xda app-developers app
ijeff said:
The Nexus 4 is badly designed thermal-wise. Enough that the SoC ends up getting too hot and is throttled. It's why the Nexus 4 performs worse than the iPhone 5, Optimus G, and Note II in spite of a beefy processor. It only does well in a freezer.
Click to expand...
Click to collapse
My Nexus 4 at room temperature gets results as good as Anandtech's Nexus 4 in the freezer (and by extension, as good as the Optimus G and slightly better than the iPhone 5). The Nexus 4's thermal design seems fine - I would expect a phone with a 4+ watt S4 Pro to get warm. I would be more concerned about it NOT getting warm, since that means a lot of heat is being trapped inside. Perhaps Anandtech's review unit has that problem.
kcuartero said:
Yeah I'm also experiencing these "issues". Are there at remedies? I have PA and matrix kernal installed but it still gets really warm 40+ °C when gaming.
Sent from my Nexus 4 using xda app-developers app
Click to expand...
Click to collapse
Liquid nitrogen cooling system
If it makes any difference my first n4 did heat up from time to time but the replacement I got hasn't given me any problems whatsoever
Sent from my Nexus 4 using xda app-developers app
Here are the temps I've seen since my post (using System Tuner) :
Idle: 36-37C
Charging: 45 C
XDA/Gmail (15 mins reading): 47-50 C
Chrome (5 mins): 50 C, (and 51 while multi-tasking just now.)
Navigation/music: 44-45 C
Based on responses, I guess these are somewhat to be expected? Debating whether to try playing with the kernel, or try my luck with a replacement..
--
Sent from my Nexus 4
kcuartero said:
Yeah I'm also experiencing these "issues". Are there at remedies? I have PA and matrix kernal installed but it still gets really warm 40+ °C when gaming.
Sent from my Nexus 4 using xda app-developers app
Click to expand...
Click to collapse
Does this mean that during non-gaming use, your phone is much cooler than what I'm seeing? Guess I should try flashing matr1x then...
--
Sent from my Nexus 4
satishev said:
Here are the temps I've seen since my post (using System Tuner) :
Idle: 36-37C
Charging: 45 C
XDA/Gmail (15 mins reading): 47-50 C
Chrome (5 mins): 50 C, (and 51 while multi-tasking just now.)
Navigation/music: 44-45 C
Based on responses, I guess these are somewhat to be expected? Debating whether to try playing with the kernel, or try my luck with a replacement..
--
Sent from my Nexus 4
Click to expand...
Click to collapse
This is nearly identical to my temps.
satishev said:
Does this mean that during non-gaming use, your phone is much cooler than what I'm seeing? Guess I should try flashing matr1x then...
Sent from my Nexus 4
Click to expand...
Click to collapse
yeah, when i'm not gaming. normal temps are around 33C
15 minutes of playing Arcane Legends I hit about 64 C. Anyone else getting temps like this while gaming? Could this be a RMA case?

[Q] Nexus 7 overheat?

Hi.
I bought a Nexus 7 around december from last year.
Since then, its presented overheating problems.
It would rapidly raise its temperature by simply using Facebook or any other app for a short time.
The heat comes from the bottom left side of the tablet.
Is this supposed to be normal or is it a defect?
closercloud said:
Hi.
I bought a Nexus 7 around december from last year.
Since then, its presented overheating problems.
It would rapidly raise its temperature by simply using Facebook or any other app for a short time.
The heat comes from the bottom left side of the tablet.
Is this supposed to be normal or is it a defect?
Click to expand...
Click to collapse
I think that's a defect, mine has never done this and I play heavy games, it heats up but not much.
Also, mine is over clocked, I play games at 1.6GHz for at least 30 - 60 minutes before it gets warm. I'd take the unit back for a new one
Sent from my GT-I8190 using Tapatalk

[Q] Note 4 heating, hardware or software?

Hello everyone, I recently purchased a new note 4 St N910C. Just after a day of usage I felt that it is getting hot when I play games on it. I closed all the background apps even resetted it but still no luck. My phone is getting heated up near the camera area. My question is that is this a hardware issue or a software one, because if it is a hardware issue I should try and get it replaced, if a software one I should better wait for a lollipop update.
Any suggestions would be gratefully appreciated
Thanks
mujikhalid said:
Hello everyone, I recently purchased a new note 4 St N910C. Just after a day of usage I felt that it is getting hot when I play games on it. I closed all the background apps even resetted it but still no luck. My phone is getting heated up near the camera area. My question is that is this a hardware issue or a software one, because if it is a hardware issue I should try and get it replaced, if a software one I should better wait for a lollipop update.
Any suggestions would be gratefully appreciated
Thanks
Click to expand...
Click to collapse
It is completely normal that your phone gets hot around the camera since you are playing a game...What is the temperature you get while playing?
Would also like to know how hot your unit gets
when playing games. This is the unit that i am planning to get
Ashatar said:
It is completely normal that your phone gets hot around the camera since you are playing a game...What is the temperature you get while playing?
Click to expand...
Click to collapse
Sorry for the late reply,
I installed a cpu temperature app, and it shows me that my cpu temperature is 36-38 degrees while playing games, also I noticed that after hearing up some of the games start to lag up a little. Any recommendations?
justvalencia said:
Would also like to know how hot your unit gets
when playing games. This is the unit that i am planning to get
Click to expand...
Click to collapse
Well i bought this unit after along study of whether to get the exynos version or the snapdragon version, in my opinion I found the exynos to be better because many users suggested that this version does not heat up and works better, but now as I'm using it personally I think it heats up alot, the temperature I get is around 36-38 degrees.
mujikhalid said:
Well i bought this unit after along study of whether to get the exynos version or the snapdragon version, in my opinion I found the exynos to be better because many users suggested that this version does not heat up and works better, but now as I'm using it personally I think it heats up alot, the temperature I get is around 36-38 degrees.
Click to expand...
Click to collapse
uhhm. i actually thought its the SD version that heats up? well that is according to some searching i've done.
Maybe that is normal when playing games with exynos.
mujikhalid said:
Sorry for the late reply,
I installed a cpu temperature app, and it shows me that my cpu temperature is 36-38 degrees while playing games, also I noticed that after hearing up some of the games start to lag up a little. Any recommendations?
Click to expand...
Click to collapse
mujikhalid said:
Well i bought this unit after along study of whether to get the exynos version or the snapdragon version, in my opinion I found the exynos to be better because many users suggested that this version does not heat up and works better, but now as I'm using it personally I think it heats up alot, the temperature I get is around 36-38 degrees.
Click to expand...
Click to collapse
Don't worry, 36-38 degrees are completely fine...
Ashatar said:
Don't worry, 36-38 degrees are completely fine...
Click to expand...
Click to collapse
Sure? Because the phone feels pretty hot in hand. Maybe I'm just being paranoid
mujikhalid said:
Sure? Because the phone feels pretty hot in hand. Maybe I'm just being paranoid
Click to expand...
Click to collapse
As I said, it is completely normal...also 38 degrees is normal, mine get's that hot when playing games too.Don;t worry, you are being Paranoid, here's a song for ya
https://www.youtube.com/watch?v=QQBttKoetqo
Galaxy Note 4 heating [camera]
I purchased Galaxy Note 4 [SM-N910G] a week back. It's on Android 4.4.4 (KitKat)
I am having a different problem for which I could not find any satisfying solution on the Internet. Whenever I open camera app, the phone starts heating up near camera & battery also drains very quickly [around 2% under 5 min.]
I know that the phone will heat up a little bit when playing high graphics games, but I don't think it should heat up too much when using camera app.
I have already factory reset [both soft & hard reset] the phone, but still it does not help. I contacted Samsung support, & they told me to 'Reset app preferences' from Application manger, but still the device heats up when using camera app.
I also cleared data of the camera app, but still the issue remains
The phone does not heat up at all on standby mode, but opening camera app raises it's temperature more than it should. Previously a Note 2 user, this problem was not there.
Anyone else experiencing the same issue on Note 4 ? Any ideas on this ?
The phone heats up only if you're recording 4k or 2k video.If you use camera generally & your device heats up.You must get your device checked
Sent from my SM-N910G using XDA Premium 4 mobile app
mru007 said:
I purchased Galaxy Note 4 [SM-N910G] a week back. It's on Android 4.4.4 (KitKat)
I am having a different problem for which I could not find any satisfying solution on the Internet. Whenever I open camera app, the phone starts heating up near camera & battery also drains very quickly [around 2% under 5 min.]
I know that the phone will heat up a little bit when playing high graphics games, but I don't think it should heat up too much when using camera app.
I have already factory reset [both soft & hard reset] the phone, but still it does not help. I contacted Samsung support, & they told me to 'Reset app preferences' from Application manger, but still the device heats up when using camera app.
I also cleared data of the camera app, but still the issue remains
The phone does not heat up at all on standby mode, but opening camera app raises it's temperature more than it should. Previously a Note 2 user, this problem was not there.
Anyone else experiencing the same issue on Note 4 ? Any ideas on this ?
Click to expand...
Click to collapse
You can factory reset all day, it won't help. Thats not a problem, the camera just uses a lot of processor power and thus generates heat. You can't change that, you have to live with it
My note 4 with ****y snapdragon heat like fire
I wanna replace it because of the overheating I can't something even hold it I put is always in freezer to cold it
With cpu temp app it gave me 60c even without games the :crying:best value was 40c but when I put it in freezer it down to 30c
And the weard thing that at the same time the cpu temperature app gave me 60c the cpu cooler app gave me 34c
Weard which is right? ??
This phone is making me crazy
rowihel2012 said:
My note 4 with ****y snapdragon heat like fire
I wanna replace it because of the overheating I can't something even hold it I put is always in freezer to cold it
With cpu temp app it gave me 60c even without games the :crying:best value was 40c but when I put it in freezer it down to 30c
And the weard thing that at the same time the cpu temperature app gave me 60c the cpu cooler app gave me 34c
Weard which is right? ??
This phone is making me crazy
Click to expand...
Click to collapse
Sorry, but do you have any idea about CPU temperatures? 60 isn't bad. 40 isn't bad. 30 isn't bad. Even 70° and occasionally 79° would be acceptable. Don't put your phone into the freezer, ity not good to freeze the hardware.. Especially if you literally have no problem. The CPU is prone to temperature fluctuations and your values are fully normal in the world of CPUs. There is no best value, everything up to 70° is the normal temperature variation. Your phone doesn't have a problem, its perfectly fine.
Mine actually heats up while charging and using at same time. Clean master shows 70-75°C cpu temperature while using browser and stuff but 80+ while gaming, that's not normal right? I'm worried cuz I always used my old phones while charging and they never got this hot, I feel like it will melt someday :/ In what temperatures exynos operates?
I got my SM-N910F yesterday and installed LP 5.0.1 via OTA. Temperatures are 40+ when the phone isnt doing anything. While I did the Antutu Benchmark, it was around 50-52 degrees (Celsius). Feels much warmer than my previous Note 3 (which of course never had LP). And since i am not used to this temparature on my Note 3, i kinda worry about the temps right now. I read a lot that many have that problem since LP update. So whats normal and what would be too high for regular usage (not using Camera or playing Games) ? Is there an average i can go by and compare ?
And whats my alternatives now if I want lower temps , go back to 4.4.4 Stock Rom (currently have LP 5.0.1 Stock) or do I try a 5.x Custom ROM . Did the Custom ROMS fixed these heating problems or is that just something I have to live with ?
Thanks for any help.
Wolfseye
wpkwolfseye said:
I got my SM-N910F yesterday and installed LP 5.0.1 via OTA. Temperatures are 40+ when the phone isnt doing anything. While I did the Antutu Benchmark, it was around 50-52 degrees (Celsius). Feels much warmer than my previous Note 3 (which of course never had LP). And since i am not used to this temparature on my Note 3, i kinda worry about the temps right now. I read a lot that many have that problem since LP update. So whats normal and what would be too high for regular usage (not using Camera or playing Games) ? Is there an average i can go by and compare ?
And whats my alternatives now if I want lower temps , go back to 4.4.4 Stock Rom (currently have LP 5.0.1 Stock) or do I try a 5.x Custom ROM . Did the Custom ROMS fixed these heating problems or is that just something I have to live with ?
Thanks for any help.
Wolfseye
Click to expand...
Click to collapse
Look 2 replied higher, already wrote something aboht that
My old G3 used to sit at 50 degrees idle!, 30 and 40 degrees is cool!!!!!!
Just do a Factory Reset (hard reset)
First backup everything & Google for detail instructions on hard reset.
Sent from my SM-N910G using XDA Free mobile app
mru007 said:
Just do a Factory Reset (hard reset)
First backup everything & Google for detail instructions on hard reset.
Sent from my SM-N910G using XDA Free mobile app
Click to expand...
Click to collapse
Sure that makes all the difference ? I read a lot of posts from people saying that a factory reset didnt really solve their problems. Do you know for sure it will help ?
Cheers
Wolfseye

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