[Q] Charge time from 0 to 100 ? - Samsung Galaxy Nexus

So... I'm calibrating my battery. Charged it to 100%, left it run down to 0%, and am now charging it back up without any break. The problem is... as soon as I plugged in the charger when the phone powered down, the charging battery icon came up..and it wont go away. It's been like this for 2 hours.
I'm hoping the device is actually charging and isn't just frozen or something; I don't want to turn the device on as that might hinder the whole calibration thing.
Question is: Does anyone know how long it takes to charge from dead to 100% ? I need to know when to take the phone and see if it's actually been charging this whole time

Actually that happened to me last night let it charge for a lil bit unplug the phone take the battery out and then put the battery back in and turn the phone back on with the power button and it should turn back on
Sent from my Galaxy Nexus using XDA App

Yeah I'd battery pull but can't mess up the calibration process. I know it's charging because the device is somewhat warm in the back and the display can't stay on for this long unless it's getting juice...
I'll battery pull if necessary in a couple of hours, or tomorrow morning. But seriously, this thing better be charging ಠ_ಠ  

Dmw017 said:
ಠ_ಠ  
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Click to collapse
rofl nice face bro

wilkinator87 said:
rofl nice face bro
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Click to collapse
Me gusta.
So it's morning, the device charged, but I did have to do a battery pull before booting it up. All is well :}

Yeah, I had this issue too
Wondered WTF was going on as I couldnt turn it back on whilst it was charging and the battery logo stayed on even when I unplugged it
Was resolved by pulling the battery and powering back on
OP hows your battery doing now?

Dmw017 said:
So... I'm calibrating my battery. Charged it to 100%, left it run down to 0%, and am now charging it back up without any break. The problem is... as soon as I plugged in the charger when the phone powered down, the charging battery icon came up..and it wont go away. It's been like this for 2 hours.
I'm hoping the device is actually charging and isn't just frozen or something; I don't want to turn the device on as that might hinder the whole calibration thing.
Question is: Does anyone know how long it takes to charge from dead to 100% ? I need to know when to take the phone and see if it's actually been charging this whole time
Click to expand...
Click to collapse
When I did a full charge from the point that I ran the battery down until the phone turned itself off, it took approx 140min for it to charge completely to 100%. That being said, I'd give it 2.5hrs max and if it still isn't showing it as being done charging, then there may be a problem.

spences10 said:
Yeah, I had this issue too
Wondered WTF was going on as I couldnt turn it back on whilst it was charging and the battery logo stayed on even when I unplugged it
Was resolved by pulling the battery and powering back on
OP hows your battery doing now?
Click to expand...
Click to collapse
It's caused by the bad cwm. We need a fixed cwm.
Sent from my Galaxy Nexus using xda premium

Battery was at 27% at 2:47pm. Been turned on since 10AM and playing music for about two hours with screen turned on for 2h 15m. Was in airplane mode for about 2hours as well. No es bueno imo, compared to what I saw before. Might be the new rom/kernels I flashed; even though they were supposed to significantly increase battery life.
..ah well who knows lol

ljwnow said:
It's caused by the bad cwm. We need a fixed cwm.
Sent from my Galaxy Nexus using xda premium
Click to expand...
Click to collapse
Has this issue been solved? I just rooted my phone, installed CWM, and different ROM. Whenever phone is powered off and I try to charge it, I cannot turn it back on without battery pull. This wasn't an issue with stock phone.

Related

Charge drops to 90% straight away!

In the morning, I take the phone off charge at 100%, and it will then drop to 90% within the first 5mins (with no use)
Sometimes it charges until 90% and the light goes green and it does not continue charging to 100%.
To fix this I have to take out the charger and put it back in, it then charges to 100% like it should.
Anyone else have this problem? Its really inconvenient, if its not a software issue, should I cal t-mobile to have the battery replaced?
Thanks
I'm not sure but try this: uplug the power, restart the phone and then charge it and see if fully goes through.
Someone here once wrote that if he restarts the phone while charging it (he was talking about the Hero btw) it doesn't register the correct battery charge!
Just a thought. If that doesn't work then call them to replace the battery/phone.
I read somewhere else that the phone does not trickle charging once it is full, so what is probably happening is the phone fully charges, then gradually loses some of its charge, though I'm not 100% on that.
Ah just found the link where I read about the charging issue http://forum.xda-developers.com/showthread.php?t=658338
I have seen mine do the same (once) except it went from 100% to 91% - literally in seconds though.
Some have said it's a bug in the Android OS (?)
I found updating to fw .11 has made a difference for me.
I also removed Sky Sports news app ( not sure if coincidence that it's ok again since doing both those)
May install Sky app again to see.
Sometimes apps can cause problems.
How do you check the specific level of the battery? i tried pressing it in the top bar but nothing....
Matt2887 said:
How do you check the specific level of the battery? i tried pressing it in the top bar but nothing....
Click to expand...
Click to collapse
Go to Menu > Settings > General info & option > Battery information.
choccy31 said:
I found updating to fw .11 has made a difference for me.
I also removed Sky Sports news app ( not sure if coincidence that it's ok again since doing both those)
May install Sky app again to see.
Sometimes apps can cause problems.
Click to expand...
Click to collapse
Yep, upgrading the firmware and removing apps can improve battery performance.
I would suggest you pull out the battery a few times and then try a full discharge/charge to reset the digital circuit of the battery to improve the state-of-charge estimation.
Mastoid said:
Yep, upgrading the firmware and removing apps can improve battery performance.
I would suggest you pull out the battery a few times and then try a full discharge/charge to reset the digital circuit of the battery to improve the state-of-charge estimation.
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Click to collapse
Hello, I will try a complete battery drainage, til it wont switch on, and then see if it is fixed.
So far my full drains have been to 1%.
I will report back
choccy31 said:
I found updating to fw .11 has made a difference for me.
I also removed Sky Sports news app ( not sure if coincidence that it's ok again since doing both those)
May install Sky app again to see.
Sometimes apps can cause problems.
Click to expand...
Click to collapse
I've been looking for the sky sports news app and I can't find it in the marketplace anywhere. I've got it on my old hero?
where did you get the app?
Just type sky news in market.
Ny phine only charged to 98 last night its now 94% after 20 mins. I hot it up to 100 but that quick a drop is not right. It's now 92%!
Ok, so last night I ran my phone down til it switched off, switched it on again and waited for it to turn off. I did this continuously til the power button no longer worked. I then took out the battery and replaced it. Then I put it on charge without having the phone switched on.
Turned the phone on today and it was at 99%. Its now 95% so the charge seems weak, but it seems to have improved since the 90%?
Maybe after a few more full calibrations it will be fine. I will try this for another couple of days and see if it helped.
After 2 days of running it down to 0 and charging while switched off, I got good battery life with the charge holding up to 100% quite well
So today I decided to charge it while it was switched on, and it charged to 100%, a couple of minutes later and its below 90% again!
I don't know why this is happening because it seems to work fine when charged while switched off, but not when its on.
What should I do?
I don't know why this is happening because it seems to work fine when charged while switched off, but not when its on.
What should I do?
Click to expand...
Click to collapse
Exactly same thing happened with mine this morn and I definitely became alarmed. It only charged to 99% when on and the charge fell very fast to 90% within 40mins of just standby - not even WiFi on.
So then I charged it to 99% while on and then switched it off disconnecting and reconnecting the charger. Turning it on 5mins later, it was back at 100% again. Browsed web using WiFi and updated all apps and widgets for 22mins continuous before it dropped to 99% this time. Been fine since.
Sent from my HTC Desire using the XDA mobile application powered by Tapatalk
th3 said:
Exactly same thing happened with mine this morn and I definitely became alarmed. It only charged to 99% when on and the charge fell very fast to 90% within 40mins of just standby - not even WiFi on.
So then I charged it to 99% while on and then switched it off disconnecting and reconnecting the charger. Turning it on 5mins later, it was back at 100% again. Browsed web using WiFi and updated all apps and widgets for 22mins continuous before it dropped to 99% this time. Been fine since.
Sent from my HTC Desire using the XDA mobile application powered by Tapatalk
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Click to collapse
Was it fine the next day?
I did a factory reset and it did not fix the issue, I will try this and if it does not work this time I will get mine replaced! (or a new battery?)
Was it fine the next day?
Click to expand...
Click to collapse
Yup. As good as before.
Sent from my HTC Desire using the XDA mobile application powered by Tapatalk
interesting because I can't seem to get rid of mine!
T-mobile think its a problem with my battery and are sending me a new battery to see if that fixes the issue. I will post back with an update on the topic when I get the new battery in a few days.
On the phone keypad, if you dial *#*#4636#*#*, you will be taken to a testing menu. In this menu there are options to see phone and battery information as well as usage statistics for apps.
After 2 days of running it down to 0 and charging while switched off, I got good battery life with the charge holding up to 100% quite well
So today I decided to charge it while it was switched on, and it charged to 100%, a couple of minutes later and its below 90% again!
I don't know why this is happening because it seems to work fine when charged while switched off, but not when its on.
What should I do?
Click to expand...
Click to collapse
Same for me. I don't really want to have to always charge it with the phone off. Very annoying.
interesting because I can't seem to get rid of mine!
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Click to collapse
Same thing I described above repeated itself this morn except that the charge dropped to 93% within 12mins this time - on standby with airplane mode and no WiFi or Bluetooth enabled. However, It's held steady after that. I poll battery charge, voltage, temperature and usage levels using the Testing notification icon (I use the BarControl app).
Sent from my HTC Desire using the XDA mobile application powered by Tapatalk

My GN battery could only charge up to99%?

Hi, after three times full cycle charge(one through the socket on the wall and two via usb). I found my galaxy nexus battery could only be charged up to 99%, even there is a "complete" showed on the locked screen.
So do i need to reset my phone xia bootloader or anybody know how to solve that? Many thanks!!!!!!
Sent from my Galaxy Nexus using XDA App
flyhighln said:
Hi, after three times full cycle charge(one through the socket on the wall and two via usb). I found my galaxy nexus battery could only be charged up to 99%, even there is a "complete" showed on the locked screen.
So do i need to reset my phone xia bootloader or anybody know how to solve that? Many thanks!!!!!!
Sent from my Galaxy Nexus using XDA App
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Click to collapse
Known, this is for battery protection.For example sgs2 showed 100% but it is not actually 100%.Galaxy Nexus shows the correct level.Dont worry
Mine only goes up to 97%! Very annoying.
Sent from my Galaxy Nexus using Tapatalk
98% here! Although I've gotten used to it now.
RTContent said:
98% here! Although I've gotten used to it now.
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Click to collapse
Have you guys tried to turn off your phone and then let it charge once it is full turn it back on? I noticied that was the only way
I was about to post here to ask about this, as I've noticed it as well. Good to hear it's normal, but I'm curious how it protects the battery.
This is standard charging behaviour and happens on the Nexus S too (which is currently my phone). There were similar questions on the Nexus S general forum about this behaviour too.
It is for increasing battery life. You should not charge it to maximum or discharge it completely. It's a well known fact about Li-Ion batteries...
afilopou said:
Known, this is for battery protection.For example sgs2 showed 100% but it is not actually 100%.Galaxy Nexus shows the correct level.Dont worry
Click to expand...
Click to collapse
Thanks mate~ I am new on Android, so just curious about this....
I have this issue too. I have noticed that if I unplug it and plug it back in, it will charge to 100%. I had assumed it was because I was using the Samsung 700ma charger. Guess not.
I have noticed my Galaxy Tab 7 does the same thing, but it will show 100% until I unplug it then it will go down immediately to a lower level, I plug it back in and let charge and it goes to 100%.
I have guessed that what is happening is that once it charges to 100%, it stops charging and starts using battery, thus the decrease. I have not watched it to try to catch it as soon at it done charging to see if this is the case as I always charge overnight.
I would guess that if I let it get low enough, it would start charging again. I know my laptop will not charge the battery unless it is 90% or less to prevent top offs that shorten battery life.
ankitb4u said:
Have you guys tried to turn off your phone and then let it charge once it is full turn it back on? I noticied that was the only way
Click to expand...
Click to collapse
will try this tonight!
robinsmy1 said:
I have this issue too. I have noticed that if I unplug it and plug it back in, it will charge to 100%. I had assumed it was because I was using the Samsung 700ma charger. Guess not.
I have noticed my Galaxy Tab 7 does the same thing, but it will show 100% until I unplug it then it will go down immediately to a lower level, I plug it back in and let charge and it goes to 100%.
I have guessed that what is happening is that once it charges to 100%, it stops charging and starts using battery, thus the decrease. I have not watched it to try to catch it as soon at it done charging to see if this is the case as I always charge overnight.
I would guess that if I let it get low enough, it would start charging again. I know my laptop will not charge the battery unless it is 90% or less to prevent top offs that shorten battery life.
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Click to collapse
the way you used is exactly what my friend told me to do. He has the same issue, and if he unplug the charger when a 'complete' showed on the locked screen and replug it, you could get a 100%!!
Same problem here but I dont care.
I had this problem. My GN would only charge to 98% so I left it on charge for nearly 8 hours and it eventually got to 100% I carried out a battery calibration using this app from the market and its been perfect ever since I've even noticed an increase in battery life
https://market.android.com/details?id=com.nema.batterycalibration
Sent from my Galaxy Nexus using xda premium
flyhighln said:
the way you used is exactly what my friend told me to do. He has the same issue, and if he unplug the charger when a 'complete' showed on the locked screen and replug it, you could get a 100%!!
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Click to collapse
Your not supposed to do this. Charging to 100% and/or letting it drop to 0% decreases battery life in the long run. This applies to all LI-ION batteries, in your laptop, or anything else.
You people that complain about 96-99% just need to get over it. It's like that for a reason. Don't go chasing mods the charge it to 100%, or ways to trick it into saying 100%, just accept that when it says charged it is.
edit: Sorry if I come off as an 8==D. Just tired of seeing posts like this (the nexus S does the same thing. Its by design for a reason.)
My galaxy nexus charges all the way to 100%. But when i leave it charging overnight, when i wake up its on 97%. I think its a built in safety feature to prevent the phone from charging when left plugged in for an extended period.
Sent from my Galaxy Nexus using Tapatalk
Oh good to know this is intentional.

Phone stuck at 99% while charging

I'm on FB17 and my phone is getting really hot while charging is stuck at 99%. It's been like this for a couple hours. anyone know what's up?
Sent from my SPH-D710 using XDA App
Is something running? When you're plugged in, you're still running off the battery. Mine only goes 100% if it's in standby while plugged in.
Nothings running at all
Sent from my SPH-D710 using XDA App
Turn off the phone and let it charge.
If that doesn't work, pull the battery and let it sit for 2 minutes
Yeah, I'm having the same issue. Also read a few others were as well. I'm going to try and recalibratey battery. Ill keep you posted.
+1 to Nibrs' comment. I would shutdown the phone completely, let it take a full charge WITHOUT the android OS running, unplug the charger, remove the battery for a few minutes then boot the phone back up. After it's been up and running and settled in, plug the charger back in once again. It could take 30-45 minutes to finish this last trickle charge.
I've had this issue since cm9 alpha 1. Don't really care.
Sent from my SPH-D710 using XDA
Aganar said:
I've had this issue since cm9 alpha 1. Don't really care.
Click to expand...
Click to collapse
Thanks for your non-contribution to this thread.
Alright, are calibrating didn't work ( might of helped battery life tho) it charges to 100% only when my phone is off. As soon as I turn it on, its at 99%. I miss my blue led.
Sent from my SPH-D710 using XDA
Mine will be stuck on 99% for a long time also but mine will eventually say 100%. It has to do with how the battery is charged. Once it gets to a certain point it only does a slow trickle charge to maintain the battery level. So for the 99% part it's supposed to do that but you shouldn't have those heat issues. Did you flash a new ROM recently by chance?
MeWarning said:
Mine will be stuck on 99% for a long time also but mine will eventually say 100%. It has to do with how the battery is charged. Once it gets to a certain point it only does a slow trickle charge to maintain the battery level. So for the 99% part it's supposed to do that but you shouldn't have those heat issues. Did you flash a new ROM recently by chance?
Click to expand...
Click to collapse
Since GB my phone has done this same thing. I just figured its an ICS thing...really if u think about it, ur phone is at 100% while charged...u unplug it and it is using battery so you're at 99.999 percent off the bat...seems like the phone just doesn't round less than whole numbers.
Sent from my SPH-D710 using XDA
dante32278 said:
Since GB my phone has done this same thing. I just figured its an ICS thing...really if u think about it, ur phone is at 100% while charged...u unplug it and it is using battery so you're at 99.999 percent off the bat...seems like the phone just doesn't round less than whole numbers.
Sent from my SPH-D710 using XDA
Click to expand...
Click to collapse
You're not actually fully charged when you unplug it. It would be in the 90% area because it doesn't constantly charge the battery. It stops once it gets to a certain point and then will start charging again once the battery hits a certain minimum level.
Well, took almost 12hrs of charging but finally got to a 100%. Btw. I'm on blu kuban rom. Not sure if its a ics bug or a battery issue. Never had this happen in stock.
Sent from my SPH-D710 using XDA
I think it is supposed to float between 95% - 100% to avoid damaging the battery.
Sent from my SPH-D710 using XDA
Don't know if this a factor but had this happen today on ff09. Battery jumped from 54% to 10% on one reboot (phone was hot)... Rebooted again and back up to 26%.
Got home, plugged in on LG cord to 99%. Changed to Sammy charger, finished 2 hrs later.
Sent from my SPH-D710 using XDA
tdunham said:
+1 to Nibrs' comment. I would shutdown the phone completely, let it take a full charge WITHOUT the android OS running, unplug the charger, remove the battery for a few minutes then boot the phone back up. After it's been up and running and settled in, plug the charger back in once again. It could take 30-45 minutes to finish this last trickle charge.
Click to expand...
Click to collapse
That's awesome info, I'll have to try that. Thanks!
Sent from my SPH-D710 using XDA
How many cycles have you gone since flashing? I have been on blu kuban for over a month now. I update the instant I see an update. Most times it takes around 3 full battery cycles before I see decent life. This last update seemed to take longer than usual to see normal battery behavior. First I would try draining battery to 5%, run battery calibration script in the updater then fully charge and calibrate again. If it continues I would recommend the standard restore to stock and reinstall.
Sent from my ridiculously long named phone ---
Sprint Samsung Galaxy S II Epic 4G Touch

[Q] Inc consumes battery when turned off

tldr: My Incredible drains battery when turned off :-/
I have an HTC Droid Incredible that I use for testing my developed apps, and for playing around with people's roms, and I have found an odd issue with it. I can charge up the battery and use it for hours and hours and it consumes what I would consider a normal amount of charge, but when I turn it off, it still consumes battery charge. I'll charge it to 100% and disconnect the charger, hold the power button and select Power Off, and when I turn it on the next day the battery is very depleted. Yesterday I did this, and this morning about 16 hours later, I turned it on to see a 23% charge. If I leave it for more than a couple days, it won't even turn on at all and I have to charge it again before I can do anything with it.
I've tested this over the past few weeks with two separate batteries (one used, one brand new), and the same thing happens with each battery. It's definitely the phone and not the battery, because I have taken the batteries out completely, waited a few days, and they stay near 100% charge.
Some history on this phone:
I got this phone from a friend in a semi-working state. I couldn't root, s-off, or really do anything with it, so I did a factory reset, messed with it for a while, and finally decided to follow the steps in this thread to "unlock,downgrade,and achieve s-off with htcDev". This has allowed me to mess with roms, etc, so I have installed a couple, and now have "inc-eng 4.1.1 RC2" installed from this thread, and this kernel: "[email protected] #64 Mon Sep 3 18:55:57 EDT 2012"
The issue at hand however was happening before I even had it in my hands, as my friend described the same thing happening to him (he did not mess with rooting, roms, etc).
BipolarMike said:
tldr: My Incredible drains battery when turned off :-/
I have an HTC Droid Incredible that I use for testing my developed apps, and for playing around with people's roms, and I have found an odd issue with it. I can charge up the battery and use it for hours and hours and it consumes what I would consider a normal amount of charge, but when I turn it off, it still consumes battery charge. I'll charge it to 100% and disconnect the charger, hold the power button and select Power Off, and when I turn it on the next day the battery is very depleted. Yesterday I did this, and this morning about 16 hours later, I turned it on to see a 23% charge. If I leave it for more than a couple days, it won't even turn on at all and I have to charge it again before I can do anything with it.
I've tested this over the past few weeks with two separate batteries (one used, one brand new), and the same thing happens with each battery. It's definitely the phone and not the battery, because I have taken the batteries out completely, waited a few days, and they stay near 100% charge.
Some history on this phone:
I got this phone from a friend in a semi-working state. I couldn't root, s-off, or really do anything with it, so I did a factory reset, messed with it for a while, and finally decided to follow the steps in this thread to "unlock,downgrade,and achieve s-off with htcDev". This has allowed me to mess with roms, etc, so I have installed a couple, and now have "inc-eng 4.1.1 RC2" installed from this thread, and this kernel: "[email protected] #64 Mon Sep 3 18:55:57 EDT 2012"
The issue at hand however was happening before I even had it in my hands, as my friend described the same thing happening to him (he did not mess with rooting, roms, etc).
Click to expand...
Click to collapse
Maybe the battery is bad... take it out of the phone at 100 and leave it overnight and see what happens life wise
Sent from my EPAD using xda app-developers app
zachf714 said:
Maybe the battery is bad... take it out of the phone at 100 and leave it overnight and see what happens life wise
Sent from my EPAD using xda app-developers app
Click to expand...
Click to collapse
Thanks, but I did test that, with both of the batteries I have. I've left them for multiple days out of the phone, and when put back in they show 95-100%.
Maybe it's not turning off all the way.
Here's another test: turn it off, remove the battery for about a minute, then put the battery back in. Turn it on the next day and look at the battery level.
Might be a ROM issue. What ROMs have you tried this with? Have you tried stock sense and CM7?
Will do, I'll post tomorrow with my results.
If you have fastboot enabled then the phone is never really off. Try charging it then pull the battery, and put it back in the phone but leave it off. Turn it on latter and see if there was any battery loss. Fastboot is like hibernation. Its possible that some app is misbehaving and trying to sync or something while its hibernating, draining the battery.
Alrighty so yesterday I charged both batteries to 100%.
Battery A stayed out of the phone on my desk.
Battery B I removed from the phone, waited 10 seconds, and put back in the phone (I did not turn it on).
This morning, the phone (with Battery B in it) would not turn on until I charged it for a few minutes, and displayed 0% charge when it finally let me turn it on with the charger connected.
This is so weird...
Also, the rom I'm using doesn't have a fastboot option that I can find.
cmlusco said:
If you have fastboot enabled then the phone is never really off. Try charging it then pull the battery, and put it back in the phone but leave it off. Turn it on latter and see if there was any battery loss. Fastboot is like hibernation. Its possible that some app is misbehaving and trying to sync or something while its hibernating, draining the battery.
Click to expand...
Click to collapse
Okay so Battery A I put into the phone at 4pm yesterday, turned it on and found it had a 73% charge. I then turned the phone off, waited a few minutes, put the battery in and left it on my desk. This morning 12 hours later, I turned it on and it has a 25% charge.
I'm so confused... if I don't turn the phone on, how are the batteries discharging? Both batteries keep their charge when left out of the phone for a prolonged period, but discharge when in a phone that hasn't been turned on. Bah! >_<
BipolarMike said:
Okay so Battery A I put into the phone at 4pm yesterday, turned it on and found it had a 73% charge. I then turned the phone off, waited a few minutes, put the battery in and left it on my desk. This morning 12 hours later, I turned it on and it has a 25% charge.
I'm so confused... if I don't turn the phone on, how are the batteries discharging? Both batteries keep their charge when left out of the phone for a prolonged period, but discharge when in a phone that hasn't been turned on. Bah! >_<
Click to expand...
Click to collapse
Mabey there is a short in your phone somewhere. Does the battery last like normal when the phone is on, or does it also die quickly?
cmlusco said:
Mabey there is a short in your phone somewhere. Does the battery last like normal when the phone is on, or does it also die quickly?
Click to expand...
Click to collapse
I'll have to test this when i get home, but I beleieve the battery discharges at a normal rate when the phone is on.
(this is not my normal phone, just one I use for testing apps, etc. so I don't use it on a regular basis)
I'll charge one of the batteries to 100% and leave it on overnight, and post my results.
BipolarMike said:
I'll have to test this when i get home, but I beleieve the battery discharges at a normal rate when the phone is on.
(this is not my normal phone, just one I use for testing apps, etc. so I don't use it on a regular basis)
I'll charge one of the batteries to 100% and leave it on overnight, and post my results.
Click to expand...
Click to collapse
Okay I left my phone on for 18 hours in airplane mode, and it drained battery SLOWER than with the battery inserted into the phone and the phone never turned on.
So weird... I don't understand.
BipolarMike said:
Okay I left my phone on for 18 hours in airplane mode, and it drained battery SLOWER than with the battery inserted into the phone and the phone never turned on.
So weird... I don't understand.
Click to expand...
Click to collapse
Very strange. I have no clue what would cause something like that.
cmlusco said:
Very strange. I have no clue what would cause something like that.
Click to expand...
Click to collapse
Mine drains when all the way off 2 but not that bad... I think it may be the MotherBoard keeping power to the Nand memory so it dosen't relock and keeping power to the CPU so it can be quicker on bootup
zachf714 said:
Mine drains when all the way off 2 but not that bad... I think it may be the MotherBoard keeping power to the Nand memory so it dosen't relock and keeping power to the CPU so it can be quicker on bootup
Click to expand...
Click to collapse
I'm assuming there's no way to stop it from doing this?
It's not a huge deal, as this is a test phone I use for development, but I may be eventually selling my test phones, so I try to keep them in good working order, or get them to a decent refurbished point Plus this is a weird enough phenomenon that I figured it deserved discussion.
BipolarMike said:
I'm assuming there's no way to stop it from doing this?
It's not a huge deal, as this is a test phone I use for development, but I may be eventually selling my test phones, so I try to keep them in good working order, or get them to a decent refurbished point Plus this is a weird enough phenomenon that I figured it deserved discussion.
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Click to collapse
There maybe no stopping it I guess because mine does it 2 but not that fast..... Oh yeah an I think this is the 1 test phone you don't sell It has 2 many good devs

Battery can not be fully charged - 8.4

I left my 8.4 charged with the wall charger over night, in the morning I found it's only 94% full, this happened multiple times, and I also tried another wall charger it still happened. The battery chart shows it stopped at 94% (some times 95%) and never went up. Does anybody has the same problem? Is there anything wrong with the battery? BTW, the battery life is not good for me, screen on for only 5-6 hrs on about 30% brightness.
debugger919 said:
I left my 8.4 charged with the wall charger over night, in the morning I found it's only 94% full, this happened multiple times, and I also tried another wall charger it still happened. The battery chart shows it stopped at 94% (some times 95%) and never went up. Does anybody has the same problem? Is there anything wrong with the battery? BTW, the battery life is not good for me, screen on for only 5-6 hrs on about 30% brightness.
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Stock rom?
anything running that could be consuming power?
Sent from my SM-T320 using Tapatalk
dottat said:
Stock rom?
anything running that could be consuming power?
Sent from my SM-T320 using Tapatalk
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debugger919 said:
I left my 8.4 charged with the wall charger over night, in the morning I found it's only 94% full, this happened multiple times, and I also tried another wall charger it still happened. The battery chart shows it stopped at 94% (some times 95%) and never went up. Does anybody has the same problem? Is there anything wrong with the battery? BTW, the battery life is not good for me, screen on for only 5-6 hrs on about 30% brightness.
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I have the same problem.
dottat said:
Stock rom?
anything running that could be consuming power?
Sent from my SM-T320 using Tapatalk
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stock rom, not rooted. I doubt it's caused by any app, if in that case the battery should still be fully charged then go down, but it's not what I saw.
dansafe said:
I have the same problem.
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Yes that's exactly the same as mine. I contacted Samsung support and they suggested to do a factory reset to see if it's a problem about software, otherwise I'll need to file a service request.
This happens all the time. If I reboot the tab will then show 100%.
Sent from my SM-T320 using Tapatalk
laestrella said:
This happens all the time. If I reboot the tab will then show 100%.
Sent from my SM-T320 using Tapatalk
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same problem here...tab will only charge to 84% and a restart dont work.
ik will try to do al factory reset.
michel242 said:
same problem here...tab will only charge to 84% and a restart dont work.
ik will try to do al factory reset.
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Let it run down to 10% then recharge. do this a couple cycles. You could also try a battery calibration app that wipes the stats and starts fresh.
Solved my issue a while back.
A restart used to fix my issue but now the tab will say it's 100% charged and then at some point drop 10 or even 40% randomly.
Something is definitely wrong with the battery on this thing.
it's not the battery, but the reporting statistics used that is bugging out.
storino03 said:
it's not the battery, but the reporting statistics used that is bugging out.
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Is there any way to fix this? If it's fully charged then it should show 100%.
I have the same issue, read here:
http://forum.xda-developers.com/showthread.php?t=1215182
I found the problem has become worse and worse, sometimes it just stopped at 30~40%, then I said "f*** it", opened the back cover, pulled the battery out and put it back, reboot. Left it charged during the night. The next morning I found it charged to 100% !! Will post back if it really solved the issue after some more cycles.
debugger919 said:
I found the problem has become worse and worse, sometimes it just stopped at 30~40%, then I said "f*** it", opened the back cover, pulled the battery out and put it back, reboot. Left it charged during the night. The next morning I found it charged to 100% !! Will post back if it really solved the issue after some more cycles.
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I simply let the battery drain to around 20% and then charged it fully. Ever since (1.5 months ago), it has been reporting accurate battery %.
storino03 said:
I simply let the battery drain to around 20% and then charged it fully. Ever since (1.5 months ago), it has been reporting accurate battery %.
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But the problem was the battery could not be charged to 100%, even if I left it charged over night, in the morning it showed 30%.
Mine works 100% perfect on ND3..
I have tried to make it do somthing weird..
I can't see anything in the ROM coding so far that would cause this..
So over a week later and my battery has been perfect.. Stock rooted nai....
4hrs 40 mins of screen on too..
Hi. I dont know if anyone is still on this post but i have this device and ive had this problem for the last year. It would get so bad with all the discharges that my battery died. I bought another battery and replaced it. I still got -300ma when connected to a 1A chaarger. So i replaced the flexi usb port membrane in hopes that would do it but i only got to 100mA. I bought a 2.4A charger and the tab doesnt even recognize the charger is in. Cant really turn it for service because I rooted it so my warranty is void. Any commentary and opinion would be greatly appreciated.:good:

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