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Hello;
So far I am really enjoying the Nexus 7, except for charging issues. I can only charge it via usb from my Chromebook, when I plug it into the Asus charger or my Nexus S charger, nothing happens; my Nexus S will charge using either charger. I have tried doing a factory reset several times and the problem still exists. Also, I haven'f flashed it and currently I only have Google Apps loaded on it, the latest official Android update (4.1.2) has been done.
Suggestions?
Thanks
Sheldon
If I use the charger and cable that came with the N7, everything works as it should. I tried an alternate charger/cable one time and It didn't show it was charging and didn't show the charge % increasing. But I left it plugged in a couple of hours and when I unplugged it, it updated the battery % and it had gained charge. I think it can be a reporting issue as opposed to a failure to charge. There is something different about the N7 charger or cable that makes other charger/cable combinations report differently.
Last night I was charging my S4 in my car adapter, but noticed the cattery was still going down. I went home and plugged it into my AC (wall charger) and went to bed. The next morning the S4 was dead and couldn't charge. The only solution was to plug it in my computer and went an hour for it to get some charge back.
I have a root i337m running rootbox 4.1, and I went into TWRP to wiped the phone and installed the ROM again - no luck.
Is this a battery issue, a software issue or a whole device issue? Thanks.
freddywhite said:
Last night I was charging my S4 in my car adapter, but noticed the cattery was still going down. I went home and plugged it into my PC and went to bed. The next morning the S4 was dead and couldn't charge. The only solution was to plug it in my computer and went an hour for it to get some charge back.
I have a root i337m running rootbox 4.1, and I went into TWRP to wiped the phone and installed the ROM again - no luck.
Is this a battery issue, a software issue or a whole device issue? Thanks.
Click to expand...
Click to collapse
I don't think its a rom issue. I tried charging via USB as well and had phone charging a few hours and it ate crap. So I only charge via AC outlet only. USB charges but at a very slow pace.
Reinaldo33897 said:
I don't think its a rom issue. I tried charging via USB as well and had phone charging a few hours and it ate crap. So I only charge via AC outlet only. USB charges but at a very slow pace.
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Click to collapse
I made an error in the OP - I meant to say I left it to charge on the wall and I got nothing.
Right now, the charge light doesn't even come on if I plug it with AC.
freddywhite said:
I made an error in the OP - I meant to say I left it to charge on the wall and I got nothing.
Right now, the charge light doesn't even come on if I plug it with AC.
Click to expand...
Click to collapse
Maybe see the results by changing the charger you're using?
r8revealed said:
Maybe see the results by changing the charger you're using?
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Click to collapse
I've tried 3-4 different chargers and cables, same issue. Charges slowly through PC,doesn't charge at all with AC. Did a factory reset after reverting to stock FW, no luck.
freddywhite said:
I've tried 3-4 different chargers and cables, same issue. Charges slowly through PC,doesn't charge at all with AC. Did a factory reset after reverting to stock FW, no luck.
Click to expand...
Click to collapse
I doubt it's a ROM issue, but there's no harm in reverting back to stock to see the results (assuming you've backed it up). If it all fails, i think you should unroot and send it to Samsung for the warranty. Software problems are somewhat easier to fix here than hardware, so it may be the best option to let Samsung handle it.
I had similar problems with my Note 2 before and now with my S4. What I found was, sometimes the usb cable wasn't tightly plugged into the wall charger. Once I've made sure of this, I've been able to charge (AC) every time.
I found this article that indicates that the S4 is looking for special sauce on the D+D- pins.
http://www.anandtech.com/show/6914/samsung-galaxy-s-4-review/2
Obviously the Galaxy S 4 will charge with any USB charger, but the charge time will simply be longer. Samsung uses a voltage divider and signals the presence of their own charger by sending 1.2-1.3 V across the D+ / D- pins, this is similar to what Apple does with 2.0 or 2.8 V across the pins for various USB chargers they've shipped over the years. This signaling is essentially Samsung's proprietary tablet charging signaling which they've employed on the Galaxy Note 2 and now SGS4, in fact the two use the same exact charger, so it's worth tossing out your old ones and getting the appropriate one to take advantage of the faster charging.
However I do not believe this to be 100% true. I think not all chargers will work..
I took a charger that is very vanilla (Wall charger but the D+D- pins are NC) and it works with the S3 and NEXUS7 but does not work with the S4.
This charger uses a stock USB cable so I took a wall charger that had gone bad but had a dedicated cable and hacked off the end and wired up my own cable...
That works! So it appears that the S4 will only charge properly with certain chargers that do something to the D+D- pins (either shorting them with a resistor like the article indicates
I then took a look at the cable I used to replace. It is a Motorola cable and it has the ID pin pulled high built into the cable... So I suspect that is required for the phone to work... But to fast charge it will need the special sauce indicated above!
Had the same issue and found the solutions which worked for me. Go into the developer mode and deactivate the usb debug mode.
Had the exact same issue. I took a soldering iron to my charging port on my phone. Problem solved. The ID pin had a bad joint.
Sent from my SAMSUNG-SGH-I337 using XDA Premium 4 mobile app
I have a strange issue, my s4 is detected by pc, charges normally with usb ( wall or pc charge ) my battery is full but when I take the cable from microUSB port and s4 should work with the battery, turns off and consumes no battery, it's like refusing to use the battery and that it is full! battery checked on a sph l 720
I've tried installing other roms with safestrap but I still have the same problem, refuses to consume battery and while the battery is at 100% ,my s4 shows 0% if I disconnect the usb cable... game over. However, I can be on the safestrap menu for hours only with the battery, no problem, is a problem of rom I think but did not know how to fix it .. : (
I'm having the same issue as the original poster. The USB port is good, charges fine when connected to PC (although much slower because of different mVS). Have tried amidst everything and nothing fixes it. I've turned debugging mode off and back on, restore to backup, complete wipe and reinstall of 2 ROMs with and without apps, fix permissions, different kernels, different USB cables... The adaptor is in good condition. But when plugged in while on my phone doesn't recognize that's it's connected. Previously out would give a false charging reading. If off sometimes I got the grey bar battery but note is just vibrating every few seconds. Idk what to do...
crazy_dr0id said:
I'm having the same issue as the original poster. The USB port is good, charges fine when connected to PC (although much slower because of different mVS). Have tried amidst everything and nothing fixes it. I've turned debugging mode off and back on, restore to backup, complete wipe and reinstall of 2 ROMs with and without apps, fix permissions, different kernels, different USB cables... The adaptor is in good condition. But when plugged in while on my phone doesn't recognize that's it's connected. Previously out would give a false charging reading. If off sometimes I got the grey bar battery but note is just vibrating every few seconds. Idk what to do...
Click to expand...
Click to collapse
I'd guess it's the charger. Get a new one
Sent from my Nexus 5 using XDA Free mobile app
I had the same problem. S4 will recognize charger as USB charger, not AC. solution was to clean usb port connector, was some cloth covering wires. then restarted and worked ok
I am having trouble charging the phone the same way. I have reset the phone 3 times and still can't get a charge.
I have had ongoing charging issues.
My original micro USB charging cable stopped functioning after some time. I switched to another one that worked very well for a few months. Than that one stopped working. I would plug either one in and it wouldn't recognize. I finally wrote it off as a faulty micro USB port so I ordered a POGO cable.
I got the cable yesterday and it started charging immediately. I got up to about 37% and than charging stopped. I unplugged, replugged, rebooted, etc. I left it on the charger over night. It's consistantly loosing power. I even tried switching it off and than charging without being booted. The battery charging indicator would come on, show the charging animation than disappear and continue to die.
I'm getting quite frusterated at this point. I am running CM 10.2. I have a sneaky suspicion that the culprit might be a corrupted part of the rom. My next step is to try things like factory wipe or flashing a new version of a rom. If that doesn't work, I don't know what else to try.
Any ideas?
Solved
It turned out to indeed be some problem with the rom. After doing a factory reset, it started to charge in the correct direction. I'm now at 100%.
Out of curiousity, does anyone know what would happen to a rom to make it drain a batter, even when connected to a charger?
elquesodio said:
It turned out to indeed be some problem with the rom. After doing a factory reset, it started to charge in the correct direction. I'm now at 100%.
Out of curiousity, does anyone know what would happen to a rom to make it drain a batter, even when connected to a charger?
Click to expand...
Click to collapse
If for some reason it is using 100% of its CPU, the Nexus 10 can potentially draw more power than the microUSB or Pogo chargers can provide.
Hey Guys,
I really dont know what to do anymore.
My OPT needs 8 hours+ to fully charge everytime!
If I use my OPT to watch Videos it even drains faster than it charges.
The strange thing is if i shut it down and let it charge in the shut down mode ( with only battery visible on screen). The Charge time goes down to less than 2h. So a very normal charge time, that I experienced before.
It started the strange behaviour after i had OOS3 installed for 2+ weeks and never gone back.
Things i tried:
different roms: OOS2, OOS3, CM13, Exodu. Currently I am on Hydrogen OS-
different kermels: Boeffla, Sandy, AK, Stock.
different firmwares and recoveries (I know its useless but i tried everyhing)
wiping complete phone and reinstalling from 0 several times.
different cables / adapters and wall chargers. (Normaly using a 5-port 40w anker charger with anker cable. Every other config like car charger or orginal power adapter&cable same problem).
I have no problems with other devices like my tablet, powerbank, nintendo 3ds, Videogame controllers,... And even the OPT works but only if i shut it down.
I observe this problem now since the start of this month. Its so annoying i am basicly forced to have a power bank always with me.
I really hope you can help me
Could it be an update for one of your apps that has made the app run wild causing it to put phone under constant use? What does battery stat tell you about battery usage? Tried installing system monitor to check on installed apps and how much CPU time the use?
I googled alot and found something about ES File explorer that messes with charging. I deleted it now,
Other thatn that i only installed very common apps like whatsapp.... I dont think its the apps but its worth a try.
Running complete stock for 1 day with no 3rd party apps and recharge.
Same here...some voltage problem in your home....try charging turning phone off.
i would suggest you to use a voltage stabilizer in between your wall plug and your charger,
the one that you normally used for desktop pc
HandsomeOwl said:
Hey Guys,
I really dont know what to do anymore.
My OPT needs 8 hours+ to fully charge everytime!
If I use my OPT to watch Videos it even drains faster than it charges.
The strange thing is if i shut it down and let it charge in the shut down mode ( with only battery visible on screen). The Charge time goes down to less than 2h. So a very normal charge time, that I experienced before.
It started the strange behaviour after i had OOS3 installed for 2+ weeks and never gone back.
Things i tried:
different roms: OOS2, OOS3, CM13, Exodu. Currently I am on Hydrogen OS-
different kermels: Boeffla, Sandy, AK, Stock.
different firmwares and recoveries (I know its useless but i tried everyhing)
wiping complete phone and reinstalling from 0 several times.
different cables / adapters and wall chargers. (Normaly using a 5-port 40w anker charger with anker cable. Every other config like car charger or orginal power adapter&cable same problem).
I have no problems with other devices like my tablet, powerbank, nintendo 3ds, Videogame controllers,... And even the OPT works but only if i shut it down.
I observe this problem now since the start of this month. Its so annoying i am basicly forced to have a power bank always with me.
I really hope you can help me
Click to expand...
Click to collapse
Same issue here. Tried every sort of things. Was initially on CM13 Seraph08, moved to Grarak, then back to OOS3. No improvements, as the OP mentioned the issues are observed from the month of May. It takes 7-8 hours to charge 100%. Did anyone approached service center?
Have your also tried different cables and chargers? As quality of the cables that came with the phone can differ, and also the chargers. Some chargers seems to barely be able to output 1A even, nearing USB:s 800mA charging.
i also having same problem check the charger and cable if u r in oxygen os factory test mode
So most of the answers havent read my first post prolly.
I finally got the OnePlus sup to exchange my phone. With the new one i have no more charging problems.
So i think it was a hardware defect but I am not 100% sure.
how did u get the exchange of the phone ??
was it rooted ??
if it is having a custom recovery will they reject the warrenty ??
please reply asap
Just an observation, Benschholds kernel seems to have fastcharge support. See this recent commit in his source:
https://github.com/benschhold/andro...mmit/b5d1eed20c12a9e9db5128ace98efa51b0a97e19
I noticed these values aren't updated in the AOSPA kernel source for our device, so I'm going to try flashing this kernel and see if it works with AOSPA.
Edit: interesting, the stock OOS2 and 3 kernels do not have these values. So this may not help, or maybe it does, who knows.
Edit2: I tried to flash Benschholds on AOSPA and it DOES NOT WORK! I had to flash the old boot.img using fastboot to fix boot loop.
i had the same problem
i also tried many ROMs and kernels, no help
but now it's fine i'm using another cable
just change the cable(not the charger head)
right now i'm using nexus 6p cable (borrowed)
A friend was having this issue, he said he fixed uninstalling clean master app
Sent from my ONE A2005 using Tapatalk
Yea same issue in Exodus ROM.. Oxygenos 3 didn't have any issues lyk this..
No need for fastcharge in this case, OP2 can already suck almost 1,5A by default and that is a significant number, if connected to original or similar charger with high current output of at least 2A. There are ways to see exact number, like in kernel config apps (Boeffla does it for sure) or by installing apps like Ampere. Compare your cables and charger adapters
Same issue!
My Op2 used to take around 2.5 hrs to completely charge .. Just after i installed cyanogenmod 13 my charging capacity got tooo bad. Its taking more than 5hrs to charge the device. After changing roms from cm13 the battery capacity has not Changed
According to me due to some issue in cm13 the battery charging time has become too bad. Please help currently on oxygen os 3.5.8.. when i use my
phonr while charging at times it evn discharges. Tried moto g4 plus charger due to which the charging time reduced a
bit.
ashwathb24 said:
My Op2 used to take around 2.5 hrs to completely charge .. Just after i installed cyanogenmod 13 my charging capacity got tooo bad. Its taking more than 5hrs to charge the device. After changing roms from cm13 the battery capacity has not Changed
According to me due to some issue in cm13 the battery charging time has become too bad. Please help currently on oxygen os 3.5.8.. when i use my
phonr while charging at times it evn discharges. Tried moto g4 plus charger due to which the charging time reduced a
bit.
Click to expand...
Click to collapse
Replace usb cable & try a different charger.
Same problem here
It take 12hr from 2-100% charging, can anyone help. It happened suddenly, I dought on recently update by oneplus.
The phone was supposed to Quick Charge, it is doing slow charge, not even normal charge.
Can anyone help. I never used custom ROM on my phone.
kunalkrishna85 said:
It take 12hr from 2-100% charging, can anyone help. It happened suddenly, I dought on recently update by oneplus.
The phone was supposed to Quick Charge, it is doing slow charge, not even normal charge.
Can anyone help. I never used custom ROM on my phone.
Click to expand...
Click to collapse
Oneplus 2 was never designed to be Fast Charge ready.
I've had problems like: random reboots, slow charging, battery drain. But after flashing the (considered most stable) 3.1.0 firmware + Boeffla kernel everything was ok again.
But you probably tried it already I guess.
Hi all,
I just picked up a generic wireless charger and a Cheotech charging pad and having a weird problem. The phone refuses to charge past 70% on the wireless charger. It does charge to 100% plugged in.
I'm using the latest 6.01 stock Samsung rom. I want to think this is a software thing as it refuses to go past 70% on or off. I have tried clearing the cache but nothing. Any possible easy fixes?