[Q]Cell antenna overheating - Nexus One Q&A, Help & Troubleshooting

Hi everyone, this is my first post!
I'm having this issue since I bought this phone (used). When I put it to charge on AC, it starts to heat. The real trouble comes when I'm calling while charging. It overheats so much, and eventually reboots. I have a call plan which lets me talk 90 minutes paying only the first, and I often have to charge it while I'm talking, so this is a true problem for me.
I've been thinking about this for long time. First I thought that could be the screen, but I discarded that possibility. Since the mayor overheating occurs when I'm using call app, I thought it could be an antenna issue. However, I think it could be the charger plug too.
What do you think? Could you help me?
Thanks in advance, and so sorry for my crappy english...

This isn't antenna or charger. The heat comes from the SoC (the "main" phone chip) itself. Is the cellular reception bad where it overheats?

Phone's reception is ok when it overheats. The most heated zone is down the screen, around the trackball, plug charger... As I said, it only overheats when I'm charging it...

@JEMACHEHI . its normal to get heated while charging. but if it reboots regularly while charging n calling then there is some hardware issues. my n1 behaved in the same manner and it died 1 month back
PS - is your's a SLCD variant? ??
Sent from my Nexus One using Tapatalk

n1newbie said:
@JEMACHEHI . its normal to get heated while charging. but if it reboots regularly while charging n calling then there is some hardware issues. my n1 behaved in the same manner and it died 1 month back
PS - is your's a SLCD variant? ??
Sent from my Nexus One using Tapatalk
Click to expand...
Click to collapse
In first place, thanks for your interest, n1newbie, and sorry for my late reply. My n1 is not a SLCD variant but AMOLED variant. I was thinking about something. Maybe the plug charger is the problematic hardware. Everyone knows that phone heats more than normally when you're calling. So, if we combine the defective harware with the calling, we got the overheat and reboot issue.
What do you think about? Could I open up my N1 and try to replace the plug charger and see if it works?
Whatever, thank you so much again. Greets.

The plug doesn't heat up - it just can't, physically impossible - there's nothing to heat up. Either the charging circuit does, or the charging circuit is off and you get overcharging and the SoC ("CPU") is overheating. And it's also possible that your battery is overheating when charged and causing you the trouble. I'd suggest starting with battery.

JeMaCheHi said:
In first place, thanks for your interest, n1newbie, and sorry for my late reply. My n1 is not a SLCD variant but AMOLED variant. I was thinking about something. Maybe the plug charger is the problematic hardware. Everyone knows that phone heats more than normally when you're calling. So, if we combine the defective harware with the calling, we got the overheat and reboot issue.
What do you think about? Could I open up my N1 and try to replace the plug charger and see if it works?
Whatever, thank you so much again. Greets.
Click to expand...
Click to collapse
Are you charging via mains socket i.e. fast charge? You could try a USB charge (slow charge) when you're talking on the phone, USB charger from PC or even via mains socket. This should help reduce the level of heat on the battery to some extent. Might be worth trying.
Also if you're rooted you could try setcpu and reduce your max CPU a little when on a charge e.g. 800MHz
Sent from my Nexus One using XDA

@Jack_R1
I did it. I changed my battery some time ago cuz I thought this could be the problem. It's not. Battery reaches around 37 degrees when phone reboots. When not charging, It can take up to 43 or even more. About plug, I know it can't heat, but I've noticed that any male plug fits correctly into female plug, so I wandered if that could be the problem.
@cpm
If "fast charge" means "stand socket", nope, I don't charge that way. I said I do it via AC. As you said, if I charge via USB my phone will reduce the level of heat. However what I want is to fix that problem, and can charge my phone pluging in a wall plug. As Jack_R1 suggested, I'm starting to think that is the charging circuit the problematic...
In any case, thanks a lot guys, you rule. And sorry for my English again

Hi again guys!
cpm said:
Also if you're rooted you could try setcpu and reduce your max CPU a little when on a charge e.g. 800MHz
Click to expand...
Click to collapse
Last night I was calling and charging through AC, and I did what you said. I underclocked to 806 MHz and it didn't rebooted. I did it before opening this thread, but I underclocked to 900 or something, and it rebooted. Thanks a lot man, your solution worked for me as a temporal solution.
However, I'm still concerned about that overheating issue. I think this could damage my phone , and I have no money for buying another one. Anyone have any permanent solution?

sry wrg post

JeMaCheHi said:
Hi again guys!
Last night I was calling and charging through AC, and I did what you said. I underclocked to 806 MHz and it didn't rebooted. I did it before opening this thread, but I underclocked to 900 or something, and it rebooted. Thanks a lot man, your solution worked for me as a temporal solution.
However, I'm still concerned about that overheating issue. I think this could damage my phone , and I have no money for buying another one. Anyone have any permanent solution?
Click to expand...
Click to collapse
Permanent solution is to send it off to htc under warranty. First flash the stock rom. They can see the serial number, and then see if it is still under warranty. Email them the problem and serial number...

mentlyzo como
race55 said:
Permanent solution is to send it off to htc under warranty. First flash the stock rom. They can see the serial number, and then see if it is still under warranty. Email them the problem and serial number...
Click to expand...
Click to collapse
My phone is out of warranty, so that's not an option. I'll take the previous as a solution, then. Underclocking worked fine. Please someone, close thread or whatever.

Related

Can Milestone charger be used for OB?

I'm about to use a Moto Milestone 1 charger for OB but I'm afraid that it may harm the phone. Both phones are listed with MicroUSB 2. Any tips?
thanks
Don't worry.. it will work Ok, but OB charger has 1000ma, if you use another charger that has let's say 500ma (like USB) it will take 3 hours to charge the phone instead of the regular 45 minutes!
I use a samsung cable directly from USB, the car USB port, a samsung 5530 charger, a LG optimus one charger, and they all worked, with various degrees of effectiveness!
The most useful one is the car's USB port that, even if it cannot keep up with the GPS (it charges slower than the battery drains), it can keep the phone running with 10% loss every hour with screen activated and GPS at the same time! The problem is that I hate radio and don't use CD's that much, and usually end up with the phone depleted before I reach the destination!
Thanks man! Ok I'll check that "ma" thing. BTW is it written on the battery or charger?
BoyBawang2 said:
Thanks man! Ok I'll check that "ma" thing. BTW is it written on the battery or charger?
Click to expand...
Click to collapse
Both places; battery specify working and standby V and mA, charger specify the V and mA provider
So you can use almost every different charger if the specs are the same, but be aware of this: don't use a charger with less mA since it can burn the charger
Ma - miliamps.
How many milliamps in 1 watt/volt? The answer is 1000.
I assume you are converting between milliampere and watt/volt.
I never had a burnt charger by the way, that would be very strange considering that the phone is accepting 500ma from the start (that is the USB output on any PC), and I even saw chargers with a power of 2W (SUPER FAST CHARGERS). The Motorola chargers are 850 ma usually, so it should work quite good!
Indeed, it's very strange to have a burnt charger and we don't need to go into an electrical discussion but that happens because of 2 possible things, very high-peak of voltage or prolonged use of under-voltage
mihaiolimpiu said:
The Motorola chargers are 850 ma usually, so it should work quite good!
Click to expand...
Click to collapse
Thanks. Printed on my Moto charger is 850mA so I'll rather use it for my OB next time.
BTW, currently I'm using a replacement charger for my OB with a name "super charger" printed "4.5v - 9.5v 800ma"
It's charging at normal duration in fact I'm using it for days. The only problem is that my OB touchscreen freaks out if I use it while that charger is connected. It's obvious when I run the multitouch testing app because touch points run all over the place. Touchscreen goes back to normal if I disconnect the charger. I tested that "super charger" to my milestone and the same abnormal thing happens to the screen. What causes it?
Probably it's something to do with high voltage... I'd avoid using it if something like that happens to my phone..
Usually the USB style chargers are pretty standard... the speed with which they work are strongly related to the power (Amperes) they provide, the voltage "should" be pretty standard!
mihaiolimpiu said:
Usually the USB style chargers are pretty standard... the speed with which they work are strongly related to the power (Amperes) they provide, the voltage "should" be pretty standard!
Click to expand...
Click to collapse
Like chargers with detachable MicroUSB cable?
BoyBawang2 said:
I'm about to use a Moto Milestone 1 charger for OB but I'm afraid that it may harm the phone. Both phones are listed with MicroUSB 2. Any tips?
thanks
Click to expand...
Click to collapse
Battery experts say to try and use a charger that's rated half the power of the battery.
So for a 1500 mAh battery, a charger of 850 mAh should be a better option than a 1000 mAh one.
Yes, the 1000 mAh charger would charge the battery faster than the 850 mAh one but it will decrease the lifetime of the battery faster.
Just for be able to post new thread. Sorry.
Hello, I don't want to start a new thread so I'll ask here.
The charger that came with my OB seems to be damaged. It was working properly until last last night. My phone detects the charger but it won't charge. Got powermax turned on and it automatically turned off when I connected the charger, so I know my charger does have issues.
Tried banging the charger last night, connected it to phone and started charging, woke up to see that it stopped charging 2 hours ago. It didn't even fully charge my phone. Now I'm charging it with my pc via the USB cable. I noticed that the touch screen goes wild when I use it while connected with the USB.
Now, I'm planning to buy a Galaxy S2 charger. Is it safe to use? S2 and OB has almost the same battery capacity so I'm considering it. Any other suggestions? OB ain't popular here in the Philippines so finding accessories is a real pain in the a**.
Fitted a Corby 2 charger and it seems like they use Mini-usb too. Haven't tried charging with it though.
My original charger also died... Now I use the one that came with my bluetooth headset
So I guess using the OB charger on other stuff is okay too. USB is always ~5v.
You need to test the charger with something else to be sure, though.
I had the same touchscreen freaking out problem with my old LG KS20, whenever I charged it. Like it was shorted or something. So it maybe a problem with the phone itself.
roltzy said:
My original charger also died... Now I use the one that came with my bluetooth headset
So I guess using the OB charger on other stuff is okay too. USB is always ~5v.
You need to test the charger with something else to be sure, though.
I had the same touchscreen freaking out problem with my old LG KS20, whenever I charged it. Like it was shorted or something. So it maybe a problem with the phone itself.
Click to expand...
Click to collapse
So, you agree that I use a Galaxy S2 charger? I think it would be fine since my friend with an S2 used my charger to charge his phone and it went well. I'll ask him to buy me one tomorrow. Tnx for reply
Ok kabayan, don't forget to share here the result after u try gs2 charger. I too am looking for safe alternative to my milestone charger.
Standard port - standard voltage
Don't even bother, if it has a micro USB it should be fallowing the same standard as USB for charging (5V)...
Of course test the charger for any adverse side effects like screen flickering or short battery life, and don't use it if something like that occurs, but because of the standardized voltage and the fact that usually phone chargers have between 500 - 1000 mA, 99% of chargers work...
I still haven't found any incompatible charger for my phone and I don't even buy a phone if it has a non standard Charging/Data Port... it's just stupid... so no Iphone for me!
BoyBawang2 said:
Ok kabayan, don't forget to share here the result after u try gs2 charger. I too am looking for safe alternative to my milestone charger.
Click to expand...
Click to collapse
mihaiolimpiu said:
Don't even bother, if it has a micro USB it should be fallowing the same standard as USB for charging (5V)...
Of course test the charger for any adverse side effects like screen flickering or short battery life, and don't use it if something like that occurs, but because of the standardized voltage and the fact that usually phone chargers have between 500 - 1000 mA, 99% of chargers work...
I still haven't found any incompatible charger for my phone and I don't even buy a phone if it has a non standard Charging/Data Port... it's just stupid... so no Iphone for me!
Click to expand...
Click to collapse
Hello guys! I'm here for an update. For the past week I've been using a Corby 2 charger. And guess what, it works just fine! only downside is it won't charge it up to 100% (usually gets to 99% upon unplugging). And it charges the phone a little slower than the original charger. I always let the phone overcharge overnight to have 100% battery.
Since somebody stole my laptop (and my charger too) I'm using a ZTE Blade charger without problems...
Huexxx said:
Since somebody stole my laptop (and my charger too) I'm using a ZTE Blade charger without problems...
Click to expand...
Click to collapse
FUC* stolen how ? this it`s baaaddd ....

Fried battery?

I was using a wifi tether on my phone running PCForce's CM7 and my phone restarted (it was connected to my PC via USB) and when it came back on it said "Charging 0%" and whenever I unplug it it switches off, never seen this before but it seems, to me, like the battery has been fried anyone think the same.
I also have a spare battery that works fine, which also tells me that it is some problem with the battery, and running a wifi tether can heat things up a bit which brought me to that conclusion.
Anyone wanna throw any ideas on if its possible to fix it, I am now using the battery that came with the phone but it has a crack near the contacts which doesn't fill me with confidence.
delsus said:
I was using a wifi tether on my phone running PCForce's CM7 and my phone restarted (it was connected to my PC via USB) and when it came back on it said "Charging 0%" and whenever I unplug it it switches off, never seen this before but it seems, to me, like the battery has been fried anyone think the same.
I also have a spare battery that works fine, which also tells me that it is some problem with the battery, and running a wifi tether can heat things up a bit which brought me to that conclusion.
Anyone wanna throw any ideas on if its possible to fix it, I am now using the battery that came with the phone but it has a crack near the contacts which doesn't fill me with confidence.
Click to expand...
Click to collapse
try with 600 mHz it solved the problem for me
With mobile data and Wifi tethering enabled, my phone can get up to 52 degrees celsius in some cases without charging. I usually turn the phone off and take out the battery for a few minutes for it to cool down. I guess a temperature that high is caused by overclocking. I'm not sure if its damaging or not but I do prevent progression of operations in that temperature.
I also have a crack on the battery. Had it for a few months now and no problems so far
How 'cracked' is it?
jhonnyx1000 said:
With mobile data and Wifi tethering enabled, my phone can get up to 52 degrees celsius in some cases without charging. I usually turn the phone off and take out the battery for a few minutes for it to cool down. I guess a temperature that high is caused by overclocking. I'm not sure if its damaging or not but I do prevent progression of operations in that temperature.
I also have a crack on the battery. Had it for a few months now and no problems so far
How 'cracked' is it?
Click to expand...
Click to collapse
Its only about half a centemeter long, and it only seems to be affecting the case, but got a replacement last year (was the repacement that got fried)
Havent tried it with andreas's advice yet but I will
delsus said:
Its only about half a centemeter long, and it only seems to be affecting the case, but got a replacement last year (was the repacement that got fried)
Havent tried it with andreas's advice yet but I will
Click to expand...
Click to collapse
I don't think the crack will be that much of a problem. If you want, you could take it to someone experienced just to be sure.
jhonnyx1000 said:
I don't think the crack will be that much of a problem. If you want, you could take it to someone experienced just to be sure.
Click to expand...
Click to collapse
It shouldnt, but I like to be sure lol.
Also setting to 600MHz didn't help, guess i'm stuck with my stock one for now.
wow, good job. Yep, mine charges up to 100% before the crack. After that battery hardly charges up to 97-98%.
I have crack to, but battery go to 100. Btw, i glue mine with tape.
Sent using Tt.
my battery didnt passed 99% but i do wipe battey and solved the problem
delsus said:
I was using a wifi tether on my phone running PCForce's CM7 and my phone restarted (it was connected to my PC via USB) and when it came back on it said "Charging 0%" and whenever I unplug it it switches off, never seen this before but it seems, to me, like the battery has been fried anyone think the same.
I also have a spare battery that works fine, which also tells me that it is some problem with the battery, and running a wifi tether can heat things up a bit which brought me to that conclusion.
Anyone wanna throw any ideas on if its possible to fix it, I am now using the battery that came with the phone but it has a crack near the contacts which doesn't fill me with confidence.
Click to expand...
Click to collapse
I have 4 gt540 and all the batteries cracked the same way also another lg phone w550 cracked the same way this batteries with the hard plastic sucks all of them crack cause the cheap plastic cover
Sent from my LG-P920 using xda premium
wow 4 gt540s? O_O lol i left mine to charge over night at 40% and in the morning its 30% O_O the phone shows that it dint charge at all WTF but im sure it was before i turned in for the night >_> after that the batt levels jumped around the whole day before dying during school (damn) now im at home charging the phone and i think it has problems again... not chargers fault my bro just used it...
bs828 said:
wow 4 gt540s? O_O lol i left mine to charge over night at 40% and in the morning its 30% O_O the phone shows that it dint charge at all WTF but im sure it was before i turned in for the night >_> after that the batt levels jumped around the whole day before dying during school (damn) now im at home charging the phone and i think it has problems again... not chargers fault my bro just used it...
Click to expand...
Click to collapse
Erase batt stats. That also hapends to me. Charged batt. All nite and shows 50% but if i reboot it will show 100%
Sent from my LG-P920 using xda premium
na its really that much. reboot and still same as good as no charge at all :/ but now its ok after rom change >_>
In 2 batteries that i have they also made the same crack in the same place.. :/
oyanezg said:
Erase batt stats. That also hapends to me. Charged batt. All nite and shows 50% but if i reboot it will show 100%
Sent from my LG-P920 using xda premium
Click to expand...
Click to collapse
well it's look like the rom's fault,change rom maybe work
My battery cracked as well, but it has been dropped a few times...
It is a real shame because my previous LG phone was the LG Viewty and that was an amazingly well built phone. Cost ~£100 and came with an amazing camera and 3G front facing camera too. Shame it didn't have android. So I don't know why LG decided to go really cheap on the build qualities - you'd think having cracked batteries would have come up in their design tests but they probably didn't care...
I got the same trouble...
Papu Singh, sent via lg gt 540
my battery drop very fast :crying:
My batery works about 1 day with deep sleep and oc 744mhz ;d

Charging Issue

Hello Everyone,
I bought a new charger for my phone since the original one was damaged. Unfortunately I bought a cheap one although I told the the guy i am buying it for an S1. Its charging properly, but the screen/phone is acting funny. Only when charging and using it, the phone would start opening apps on its own or not respond to the my touch.
I am guessing its the incompatible voltages of phone and battery, is there a way of fixing it without buying or exchanging the charger?
san_099 said:
Hello Everyone,
I bought a new charger for my phone since the original one was damaged. Unfortunately I bought a cheap one although I told the the guy i am buying it for an S1. Its charging properly, but the screen/phone is acting funny. Only when charging and using it, the phone would start opening apps on its own or not respond to the my touch.
I am guessing its the incompatible voltages of phone and battery, is there a way of fixing it without buying or exchanging the charger?
Click to expand...
Click to collapse
Yes thats right mate...I think our S1 uses a charger whose output is around .7mA to 1mA our if its a faulty then also this happens...
I face this issue when I charge the phone in trains so its definitely its voltages and nothing else...go and buy a good charger.
Shame, so there us nothing I can tweak, perhaps using the voltage section on semaphore manager? Actually the strange way the phone reacts happens for 15 minutes,
erpurohit said:
Yes thats right mate...I think our S1 uses a charger whose output is around .7mA to 1mA our if its a faulty then also this happens...
I face this issue when I charge the phone in trains so its definitely its voltages and nothing else...go and buy a good charger.
Click to expand...
Click to collapse
Shame, so there is nothing I can tweak, perhaps using the voltage section on semaphore manager? Actually the strange way the phone reacts happens for 15 minutes, then it goes back to normal.
san_099 said:
Shame, so there us nothing I can tweak, perhaps using the voltage section on semaphore manager? Actually the strange way the phone reacts happens for 15 minutes,
Shame, so there is nothing I can tweak, perhaps using the voltage section on semaphore manager? Actually the strange way the phone reacts happens for 15 minutes, then it goes back to normal.
Click to expand...
Click to collapse
I would advice you to change the charger....
erpurohit said:
I would advice you to change the charger....
Click to expand...
Click to collapse
+1, it's very annoying.
changing charger to fix da annoying problem??? cheaper than changing fone when some hardware faulty occur, so why asking here for something that easy solved?

Charging Current not steady!

I have try with three chargers and 1 powerbank. When i use quickcharge the current measured in Ampere is not steady, it can go from 800mah to 3400mah and this is not good at all for the battery. Can someone check if they are having the same problem?
Thank you in advance!
Today i was charging my device witv a quicharge powerbank and it doesn't quickcharge at all and charge until 80%, and stop charging and start heating bad, i was slepping and wake up because of the heat. Is a problem with my device or it is common?
use original charger. i dont face any of these issues
noman00771 said:
use original charger. i dont face any of these issues
Click to expand...
Click to collapse
As i said i have try with a lot or charger, the original one included. Have you monitored the current? Also sometines it start conecting and disconecting or it get stuck at 80% and start heating up. It seems it only happen with quickcharge, if i use a normal one i don't have this problem.
Thank you very much for your help!
There is no one kind enougth to download ampere and test this???. It can take at most 5 minutes....
I tested and it goes from 1660 mA to 4050mA, the most time it spends on 3200-3600mA
Sent from my Nokia 7 plus using Tapatalk
artifex21 said:
I tested and it goes from 1660 mA to 4050mA, the most time it spends on 3200-3600mA
Sent from my Nokia 7 plus using Tapatalk
Click to expand...
Click to collapse
Thank you very much! I really apreciate this. Now i know it is not a problem with my phone but a bug from the software. Can i ask wich charger did you use?
Original charger that came with the phone
Sent from my Nokia 7 plus using Tapatalk
The phone doesn't charge in full throttle while the display is turned on. So most of the time i charge with the display off. Keep it on and it will switch to 500 mah. Or max I have got with original charger and cable is 2500 mah
Tommylee567 said:
The phone doesn't charge in full throttle while the display is turned on. So most of the time i charge with the display off. Keep it on and it will switch to 500 mah. Or max I have got with original charger and cable is 2500 mah
Click to expand...
Click to collapse
The problem is not that, the problem is that it fluctuates heavy, like in 10 seconds it goes up and down and it is not temperature related. With the screen turned off is the same, you can check. Also with some charges it doesn't even charge or stop charging from no where. It isn't ok by any means. Sometimes it even stop charing at 80% at stay heating up!
Can you confirm with ampere is yours is fluctuating like that too??? It will be nice to confirm that is in all the models.
NahuelMS said:
The problem is not that, the problem is that it fluctuates heavy, like in 10 seconds it goes up and down and it is not temperature related. With the screen turned off is the same, you can check. Also with some charges it doesn't even charge or stop charging from no where. It isn't ok by any means. Sometimes it even stop charing at 80% at stay heating up!
Can you confirm with ampere is yours is fluctuating like that too??? It will be nice to confirm that is in all the models.
Click to expand...
Click to collapse
Oh like that, ok my phone is at 3%, let it die after some time then i will charge and see with Ampere
---------- Post added at 10:45 AM ---------- Previous post was at 10:10 AM ----------
Ok i have done a recording of the Ampere charging
https://photos.app.goo.gl/FhitxyAGuCHgDggw7
Added a pic when battery at 67%, 88% and 90%
At 100% it is 200 mah charging. Which should not at all
Tommylee567 said:
Oh like that, ok my phone is at 3%, let it die after some time then i will charge and see with Ampere
---------- Post added at 10:45 AM ---------- Previous post was at 10:10 AM ----------
Ok i have done a recording of the Ampere charging
https://photos.app.goo.gl/FhitxyAGuCHgDggw7
Added a pic when battery at 67%, 88% and 90%
At 100% it is 200 mah charging. Which should not at all
Click to expand...
Click to collapse
Thank you very very very much. In your phone the current fluctuates but not that heavy, i will say that it is inside the normal parameters, like from 2900-3050. Anyway it should be able to charge a little more, like 3400mah. The problem at 95% is present at mine too. It charges really slow but it is normal, for security reasons.
So now i don't know, maybe my phone charging circuit is ****ed up or something .
It just fluctuates little that's not a problem.
But if it keeps jumping big levels then why not try with a different USB cable and see?
EDIT: Sorry just now I saw your first post. So it seems something else is wrong. I'm using the Nokia provided charger and USB and have been getting this much since the day I owned it. I think I would have seen 3500 in Oreo and now in Pie it seems to be pushing high current until about 80%. So not sure if it is just hardware only or software only problem on your phone.
Tommylee567 said:
It just fluctuates little that's not a problem.
But if it keeps jumping big levels then why not try with a different USB cable and see?
EDIT: Sorry just now I saw your first post. So it seems something else is wrong. I'm using the Nokia provided charger and USB and have been getting this much since the day I owned it. I think I would have seen 3500 in Oreo and now in Pie it seems to be pushing high current until about 80%. So not sure if it is just hardware only or software only problem on your phone.
Click to expand...
Click to collapse
I have tried with different cables and chargers, also i think the problem is not the usb-c port. Maybe the charge system is ****ed up or maybe something in the battery. Sometimes it is more steady but sometimes it start jumping from 1000ma to 3500ma and start going lower again. For example after 60% it charges steady at 1840mah like nothing. So i am not sure what is the real problem. Thank you for sharing!
NahuelMS said:
I have tried with different cables and chargers, also i think the problem is not the usb-c port. Maybe the charge system is ****ed up or maybe something in the battery. Sometimes it is more steady but sometimes it start jumping from 1000ma to 3500ma and start going lower again. For example after 60% it charges steady at 1840mah like nothing. So i am not sure what is the real problem. Thank you for sharing!
Click to expand...
Click to collapse
Thanks for your confirmation. Hope you can get it serviced soon!
Seeing your situation it isn't normal I think you need to fix it asap All the best!
Tommylee567 said:
Thanks for your confirmation. Hope you can get it serviced soon!
Seeing your situation it isn't normal I think you need to fix it asap All the best!
Click to expand...
Click to collapse
I can't, i am travelling and will not go back to the country were i bougth it. Anyway i know i am not the only one with this kind of problem, is a common problem it seems... Thank you for your help!

fast charging issue?

hi guys, my problem is when i charge my phone on fast charging using original charging adapter it shows (fast charging for only 10-15m) after that it turns to cable charging and I'm still on Oreo no root, is that a hardware issue?
tried:
- cleaning the charging port
- factory reset
- flashing a new firmware
- tried another adapter and cable.
any suggestions? thank you
Maybe temps are to hot so it switches down to a less heating method for battery protection ...in the summer the fast recharging often doesn't work because temps are to high. To be sure, you can even try another cable (because adapters give rarely these problems but cables often get broken inside for bending them or the USBs plugs get worn for using it) when having the problem and if the result is the same, the reason is the one I explained. This thing happens even to other models so I don't think there's a software problem (as I know, never happened for this) so wipes are not necessary.
joedellosso69 said:
Maybe temps are to hot so it switches down to a less heating method for battery protection ...in the summer the fast recharging often doesn't work because temps are to high. To be sure, you can even try another cable (because adapters give rarely these problems but cables often get broken inside for bending them or the USBs plugs get worn for using it) when having the problem and if the result is the same, the reason is the one I explained. I don't think there's a software problem (as I know, never happened for this) so wipes are not necessary.
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so there is a heating method for battery protection? i didn't know that, well it's too hot this summer in my country and my phone going too hot when I'm charging, i didn't have this problem in the winter time so that's the cause. thank you bro for your help.
alsartawi said:
so there is a heating method for battery protection? i didn't know that, well it's too hot this summer in my country and my phone going too hot when I'm charging, i didn't have this problem in the winter time so that's the cause. thank you bro for your help.
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More the charge gets fast, more the battery gets hot especially if using the phone for something else while charging. In the summer, when the hoter outside temps gets the battery even more hot then it normally should be , to protect the battery (because it might even explode if to hot) in these cases software slows down charging. This happens for all models and even if it's true that cables often get broken slowing down chargings, a lot of people change unnecessarily there cables in these periods because don't know about the temp protection...
This is not a rule for the summer, but for everytime the battery gets hoter then an established temp so, it might happen even in winter if necessary .
joedellosso69 said:
More the charge gets fast, more the battery gets hot especially if using the phone for something else while charging. In the summer, when the hoter outside temps gets the battery even more hot then it normally should be , to protect the battery (because it might even explode if to hot) in these cases software slows down charging. This happens for all models and even if it's true that cables often get broken slowing down chargings, a lot of people change unnecessarily there cables in these periods because don't know about the temp protection...
This is not a rule for the summer, but for everytime the battery gets hoter then an established temp so, it might happen even in winter if necessary .
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i will turn fast charging off at this time for safety, even there is no much difference in charging time, anyway the note 9 fast charging is no good at all.. thank you for you advise bro.
alsartawi said:
i will turn fast charging off at this time for safety, even there is no much difference in charging time, anyway the note 9 fast charging is no good at all.. thank you for you advise bro.
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Good thing doing this even for another reason : since having my phone, I used fast charge only a couple of times because I needed the extra speed for not having anough time to do the normal one. This because fast charge stresses the battery a lot so it's durability drammactly goes down if using it for every day charging and you will replace it sooner compared to using it after using only the normal charging for everyday usage . Sorry, but I don't agree... Don't think it's not good or worst than others because note 9's fast charge is coming out from the other previous models (S9, S8 ecc) and like for them, used when necessary is the best thing to do for having a long life battery and I'm also convinced that it's meant to be used when necessary.
If this problem occurred after update?

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