Battery issue - HOME power drainage - G2 Q&A, Help & Troubleshooting

Anyone know why HOME might be taking up so much power?
This only happens after i charge my battery to 100%. If i restart my phone after the charge it goes back down to around 4%

onetake said:
Anyone know why HOME might be taking up so much power?
This only happens after i charge my battery to 100%. If i restart my phone after the charge it goes back down to around 4%
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Click to collapse
not sure but seen that a couple times on mine. Did you watch the movie E.T on it

bckrupps said:
not sure but seen that a couple times on mine. Did you watch the movie E.T on it
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Click to collapse
no one else has this problem?

Related

Something is wrong with my battery meter

this morning it was 100% and when i got home it was at 87% but after i did a soft reset it said 15% i did another resent and now its at 45%, i cant get it to read the batter correctly anymore?
charged for AROUND AN HOUR and how it says 100%
rsx19 said:
this morning it was 100% and when i got home it was at 87% but after i did a soft reset it said 15% i did another resent and now its at 45%, i cant get it to read the batter correctly anymore?
charged for AROUND AN HOUR and how it says 100%
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Click to collapse
i am having the same problem after MR2. it was abt 56% after a soft reset(Phone was really slow kind of hanged) wend to 15% and another soft reset back to 54%. some bug i guess
http://forum.xda-developers.com/showthread.php?t=682270
it seams that it is some bug but no one has found yet an solution..
come on guys, too focus on how bad the x2 is and forgot about the basic problems.. has anyone come to mind it might be the battery?? i had that problem too thinking i have overcharge the battery so when out and buy a new one now its all sweet.. and send the old one back SE they gave me a new one.
well hard to say but it is from the start-brand new battery and from the beginig..li-polymer battery are hard to overcharge-they can be charged even if they have 70% or 80% power still in it...but l have confirmed in Serbia several cases of battery issue-so are they all "overcharged"?
ive had at least a dozen mobile phones over the last decade and ive found with practically every one of them that if you do a reset or turn the phone off the battery meter will drop. this is nothing new and not specific to the X2 or even sony (ive had nokias and philips phones do it). i dont know if its because it takes extra grunt to restart the phone or it loses calibration or what. the battery meter guesses the percentage of power based on the voltage so its not an exact reading anyway. ive found that popping it on charge for a bit seems to sort it all out again.
anothadave said:
ive had at least a dozen mobile phones over the last decade and ive found with practically every one of them that if you do a reset or turn the phone off the battery meter will drop. this is nothing new and not specific to the X2 or even sony (ive had nokias and philips phones do it). i dont know if its because it takes extra grunt to restart the phone or it loses calibration or what. the battery meter guesses the percentage of power based on the voltage so its not an exact reading anyway. ive found that popping it on charge for a bit seems to sort it all out again.
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it never happens to any of my phones. I mean sure, it drops by about 5 percent but that's if I am updating on the phone.
kronos1 said:
http://forum.xda-developers.com/showthread.php?t=682270
it seams that it is some bug but no one has found yet an solution..
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Click to collapse
not that it wont stop charging, its just the meter changes erratically with no reason, frim 90 to 4 back to like 50 just from a soft reset
but now how to stop charging?
when my phone is turn on and connected to a wall charger,then charger charge the battery to 100%..and that is that..but it still charging. when phone is off and connected on charger,then it charge to 98%..that is what it shows when i turn on the x2. l have tried battery calibration procedure and nothing..
I noticed this happened on MR1 when removing and replacing the battery (as we all needed to do soooo many times ). Something must be happening with the contacts. I just made sure they were clean and reinserted my battery and haven't had a problem since.
has anyone noticed that when you charge the battery
when the phone is switched off, that the battery does not stop charging? the big battery icon keeps going up an down even if you leave it charging all night? the icon is still showing charge..
**Charging Info**
Information from [email protected] back in February
'The Initial Charge should last about 4-6 hours or untill fully charge and should be recharged when possible'
BRAIN_STEW said:
Information from [email protected] back in February
'The Initial Charge should last about 4-6 hours or untill fully charge and should be recharged when possible'
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Click to collapse
that is not an answer, i've had my phone ever since january... after 3 firmware updates it's still the same
BRAIN_STEW said:
Information from [email protected] back in February
'The Initial Charge should last about 4-6 hours or untill fully charge and should be recharged when possible'
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Click to collapse
and this does what, i charged over night and i did a soft reset and my battery went down to 64% and another soft reset made it go up to 99%, what the heck
mathiosn said:
has anyone noticed that when you charge the battery
when the phone is switched off, that the battery does not stop charging? the big battery icon keeps going up an down even if you leave it charging all night? the icon is still showing charge..
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Click to collapse
That is now 4th confirmed..this is exactly what is happening
kronos1 said:
That is now 4th confirmed..this is exactly what is happening
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Click to collapse
i can confirm that too.
My previouse post is a guidline for charging.
With Li-Po's if you over charge them they discharge, this is a well know fact for RC cars/planes that run Li-Po's which is why they have charges with so many settings to get optimal performance and warnings and cut off when fully charged if the cut off/discharge does not take place it makes the Li-Moss (dendrites) unstable, when they get long enough they can short out the battery and cue explosion
When on charge for a long period have you noticed that the battery gets rather hot, and after 30/40 mins it is cool again?? this is because it has been over charged and is discharging to stop it from exploding. it also explains why even tho its been on charged all night its only at %60 odd because the discharge has taken place.
and i have just been told by a work friend that HP are doing a re-call because of the above.
BRAIN_STEW said:
My previouse post is a guidline for charging.
With Li-Po's if you over charge them they discharge, this is a well know fact for RC cars/planes that run Li-Po's which is why they have charges with so many settings to get optimal performance and warnings and cut off when fully charged if the cut off/discharge does not take place it makes the Li-Moss (dendrites) unstable, when they get long enough they can short out the battery and cue explosion
When on charge for a long period have you noticed that the battery gets rather hot, and after 30/40 mins it is cool again?? this is because it has been over charged and is discharging to stop it from exploding. it also explains why even tho its been on charged all night its only at %60 odd because the discharge has taken place.
and i have just been told by a work friend that HP are doing a re-call because of the above.
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Click to collapse
All this you provide is ok,but problem was from the start-brand new phones were bought and from start this happens..so SE sold us defect battery? Funny, but there is no point to talk about over heat and overcharge when simple..battery icon large one when phone is off do not stop or go off display few people tried 9-12h and it still is there. Battery is no hot..it is hot after 2h-little hot..after that phone is cold. l believe that something is wrong with registry keys for charge time..l am not a programmer or developer but l dont think that we all fu*** up our batteries ..this is not a first phone to us..so we are not amateurs in usage of battery charge.
i dont understand.. why would you turn off the phone to charge it? it does appear there is still an error but this isnt necessary and wont charge the phone any faster or more efficiently.
anothadave said:
i dont understand.. why would you turn off the phone to charge it? it does appear there is still an error but this isnt necessary and wont charge the phone any faster or more efficiently.
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Some times l do not want to be disturbed and if battery is low l turn off the phone...and plug it to charge... obviously there are no body who thinks that this bug is annoying.
This is my first device with such a bug,and because l deal with mobiles(l had over 100 devices and use them form last 10 years) never cross to such a issue..and nobody know how to solve this bug.

Weird Battery Drain From 60 to 3 after reboot?

For the last couple of days after i reboot my phone i suddenly have 3percent battery when b4 i rebooted it i had 60?
WTF??
Anyone else see this or is there a solution?
davidrules7778 said:
For the last couple of days after i reboot my phone i suddenly have 3percent battery when b4 i rebooted it i had 60?
WTF??
Anyone else see this or is there a solution?
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Click to collapse
I've had similar issues after rebooting, particularly after doing something resource intensive like flashing or running a full backup. I think it's caused by a defect in the battery and plan on having Sprint replace my battery.
davidrules7778 said:
For the last couple of days after i reboot my phone i suddenly have 3percent battery when b4 i rebooted it i had 60?
WTF??
Anyone else see this or is there a solution?
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I had this issue twice already. I was not sure what the cause was. I believe it is a horrible battery bug.
I have this issue to. I went from 46 to 13. I also noticed that the battery meter in the staus bar seems off. While batt stat and gauge say i have 50% the meter looks if i have 80%
I was able to reproduce this bug fairly easily by rebooting while the phone is on the AC Charger while it's really low. I turned it back on and it went to like 50% when it really was at 10%. I unplugged it from the AC and then "Shutdown" not reboot. Turned it back on and it went back to 10%. Yeah just seems like a battery bug.
You dont actually lose that battery life, your phone just doesn't display it correctly. I bet you will be @ 3% for a loooooong time, also if you charge your phone, it will charge a lot faster than normal untill you reach 60% again.

Shut Down after battery 20%

Hey,
I have just recently noticed a weird problem on my Arc..
When the battery goes below 20% it shuts down (similar to the way how it would shut down when the battery is out).
Then I need to connect the charger and switch it on, after which the battery will show at 1% and in 5 mins it will change to 21-22%...
so basically below 20% the phone thinks its actually ran out of battery even though it hasnt and hence shuts down..
any ideas about what could be causing this? is it a problem with my phone or the battery?
thanks
superutp said:
Hey,
I have just recently noticed a weird problem on my Arc..
When the battery goes below 20% it shuts down (similar to the way how it would shut down when the battery is out).
Then I need to connect the charger and switch it on, after which the battery will show at 1% and in 5 mins it will change to 21-22%...
so basically below 20% the phone thinks its actually ran out of battery even though it hasnt and hence shuts down..
any ideas about what could be causing this? is it a problem with my phone or the battery?
thanks
Click to expand...
Click to collapse
Have you try to clear the battery stats?
You need to be rooted to do that (I hope everyone knows that )
prathaban said:
Have you try to clear the battery stats?
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Click to collapse
And how exactly do you clear battery stats ? dont you need to boot into recovery for that??
My battery has never gone under 20% :-/
Mano1982 said:
My battery has never gone under 20% :-/
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ha ha...very useful!!!...but seriously!!!
My phone comes up saying 9% left and shuts down its stupid think in going to get rid off the phone too much happening with it at the minute and not happy
Sent from my LT15i using XDA Premium App
superutp said:
And how exactly do you clear battery stats ? dont you need to boot into recovery for that??
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Click to collapse
First thing you need to have "root". If you don't haven't rooted, use GingerBreak to root. Search the forum for the thread.
Second install Battery Monitor Widget from Market. Open the application (This is a widget. So you may want to insert the widget in your home screen), press menu and click "Statistics" option and it will prompt you for confirmation. Once done reboot to make sure it's cleared properly (Not necessary, but recommended).
Hope this resolves your issue.
superutp said:
Hey,
I have just recently noticed a weird problem on my Arc..
When the battery goes below 20% it shuts down (similar to the way how it would shut down when the battery is out).
Then I need to connect the charger and switch it on, after which the battery will show at 1% and in 5 mins it will change to 21-22%...
so basically below 20% the phone thinks its actually ran out of battery even though it hasnt and hence shuts down..
any ideas about what could be causing this? is it a problem with my phone or the battery?
thanks
Click to expand...
Click to collapse
I had a similar problem with my arc after charging it for the first time (charged it till 100% with the phone turned on). Then, after I used the phone, when it reached 10%, it just shut down. Then I decided to charge it with the phone turned off and this really helped. After two full charging cycles, the battery is acting normal. Now my arc shuts down at 2% which I think is normal.
Clearing battery stats has worked so far...thanks a lot...
Sent from my Dell Streak using XDA App
superutp said:
Clearing battery stats has worked so far...thanks a lot...
Sent from my Dell Streak using XDA App
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Click to collapse
Great to know that. Thanks for the feedback.

Battery get flat after 8%

Hi there,
I'm using P6800 and started experience abnormal on the better.
The battery warning on 15% charge, it will get flat very fast. And when reached 8%, the phone just initiate a shutdown. Had you face this problem?
1 more thing is that when the phone say full charged, once the plug pull off, it show 99%.
Mind is till virgin and unroot...
ZhenMing said:
Hi there,
I'm using P6800 and started experience abnormal on the better.
The battery warning on 15% charge, it will get flat very fast. And when reached 8%, the phone just initiate a shutdown. Had you face this problem?
1 more thing is that when the phone say full charged, once the plug pull off, it show 99%.
Mind is till virgin and unroot...
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Click to collapse
This is normal, mine is showing the same, but still at 8% upon shut down you can still power it on several times until it reaches 0%.
lsherif said:
This is normal, mine is showing the same, but still at 8% upon shut down you can still power it on several times until it reaches 0%.
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Click to collapse
Mine doesn't do that... If i take my tab off power i have 100% for around 5 to 10 minutes, depending on usage. Also it shuts itself off exactly on 0%. Most of the times I see 0% battery for quite a few minutes before it powers down.
what did you do to make it like that? Rooted?
I'm a rooted stock 3G
My battery stays at 100% for a bit unless i am running some heavy duty processes. However I do also experience the battery going flat very quickly after it goes below 10%. I also found that very odd, and I think it would be at 2% when it initiates the shutdown process.
I would like to hear any thoughts as well on why this might be happening
ZhenMing said:
what did you do to make it like that? Rooted?
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Click to collapse
I didn't do anything to it. Browsing the web on wifi, 3g disabled it goes down to 0% before shutting down. When I play angry birds I can see 0% battery quite a few minutes before it shuts down.
Yes, my device is rooted.
ZhenMing said:
Hi there,
I'm using P6800 and started experience abnormal on the better.
The battery warning on 15% charge, it will get flat very fast. And when reached 8%, the phone just initiate a shutdown. Had you face this problem?
1 more thing is that when the phone say full charged, once the plug pull off, it show 99%.
Mind is till virgin and unroot...
Click to expand...
Click to collapse
it's normal dude , sometime after 15% is shutting down very fast
s0r0sh said:
it's normal dude , sometime after 15% is shutting down very fast
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Click to collapse
Shutting down on 15% would be normal for a broken battery.
My htc desire shuts down on 2-5% and I thought about sending it for repair. Unfortunately I didn't but now seeing my 7.7 can go down to 0% I think I should have. It is totally not normal for an intact battery to behave like that.
Could you please post how long your battery is lasting on average?
New Galaxy Tab 7.7 Same Battery Issue
I have the same issue with the battery, i tried root and battery calibration; nothing happens. My tablet is brand new it has less than a month.
The battery life is not bad but like other said: Battery get flat after 8%. And its shutdown but you can turn it on several times until you get a complete discharge.
What can i try to solve the problem?. It looks like a bug or software related issue.
Someone has any idea how to fix it?. Thanks!

Incorrect reading for battery after updated to 4.2.2

Hi, today I went to office, I can see the battery reading is 84% after one hour of use in the transportation. When I plug the phone to the charger it shows 100% immediately (Charge so quickly isn't it ? :laugh. It remains 100% even I reboot the phone. Did anyone meet this bug?
Have never encounterd such a thing. Are you rooted?
Sv: Incorrect reading for battery after updated to 4.2.2
Never seem it but try a factory reset. I always do one after a system update.
Skickat från min Nexus 4
It's likely nothing is wrong. After every ROM flash, the battery calibration always messes up a bit. Just use the phone normally and the calibration will fix itself after a couple charge cycles. If you want to fix it sooner, run the battery down and charge it again.
Hi, today I went to office, I can see the battery reading is 84% after one hour of use in the transportation. When I plug the phone to the charger it shows 100% immediately (Charge so quickly isn't it ? ). It remains 100% even I reboot the phone. Did anyone meet this bug?
Click to expand...
Click to collapse
That will happen with any/all N4's at some point. More commonly the battery will lie to you, forget to update battery level during deep sleep, etc... Your phone isn't "broken".
Mines just did that today.. Was at around 38, plugged it to the laptop to transfer stuff, took it off showed 100.. reboot fixed it but now I have to recalibrate
Sent from my Nexus 4
noodles2224 said:
Mines just did that today.. Was at around 38, plugged it to the laptop to transfer stuff, took it off showed 100.. reboot fixed it but now I have to recalibrate
Sent from my Nexus 4
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Click to collapse
how do you recalibrate exactly?
xiFIL said:
how do you recalibrate exactly?
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Click to collapse
i would like to know this too.
i had the same problem with you guys..because of the TWRP... my phone charged 100%, rebooted in recovery and then i saw only 92%.. i change twrp with cmw,and everything is cool now...but i see my battery to do the following :82,80,73,74 etc...wihout heavy use.. is our battery a little wonky or i just my idea..?
you can calibrate your battery with the following app
https://play.google.com/store/apps/details?id=com.nema.batterycalibration&hl=el
not 100% sure if it really works,but you can have a try "gonna need to be rooted'
Thx Bros! Let me try it. :good:
Mr_Comple said:
i had the same problem with you guys..because of the TWRP... my phone charged 100%, rebooted in recovery and then i saw only 92%.. i change twrp with cmw,and everything is cool now...but i see my battery to do the following :82,80,73,74 etc...wihout heavy use.. is our battery a little wonky or i just my idea..?
you can calibrate your battery with the following app
https://play.google.com/store/apps/details?id=com.nema.batterycalibration&hl=el
not 100% sure if it really works,but you can have a try "gonna need to be rooted'
Click to expand...
Click to collapse
i tried it on my old phone and it worked. So far my N4 is still fairly calibrated.
batterystats.bin has absolutely nothing to do with the battery level your phone is showing you. Its a per charge battery history file, i.e. what you see if you go to Settings>Battery.
Sent from my Nexus 4 using Tapatalk 2
Mr_Comple said:
i had the same problem with you guys..because of the TWRP... my phone charged 100%, rebooted in recovery and then i saw only 92%.. i change twrp with cmw,and everything is cool now...but i see my battery to do the following :82,80,73,74 etc...wihout heavy use.. is our battery a little wonky or i just my idea..?
you can calibrate your battery with the following app
https://play.google.com/store/apps/details?id=com.nema.batterycalibration&hl=el
not 100% sure if it really works,but you can have a try "gonna need to be rooted'
Click to expand...
Click to collapse
As far as am aware it doesn't really work? So your saying changing recovery for you helped with your battery, coz like i take it off charge and its 100% then it jumps down to 97% after a few minutes and am not even doing anything.. and i just got this phone this week. Am tempted to send it back, i don't know what to do?
xiFIL said:
As far as am aware it doesn't really work? So your saying changing recovery for you helped with your battery, coz like i take it off charge and its 100% then it jumps down to 97% after a few minutes and am not even doing anything.. and i just got this phone this week. Am tempted to send it back, i don't know what to do?
Click to expand...
Click to collapse
That is because you left the phone plugged in for so long that it hits 100%, then it starts discharging to prevent overcharge.. so it drops to 95%, then charges again. You took it off at 97% (yes, it might still have shown 100% for a little while so you don't go and plug it in again).
Sfkn2 said:
That is because you left the phone plugged in for so long that it hits 100%, then it starts discharging to prevent overcharge.. so it drops to 95%, then charges again. You took it off at 97% (yes, it might still have shown 100% for a little while so you don't go and plug it in again).
Click to expand...
Click to collapse
So how do i charge it so it doesn't drop, i am getting severe battery drain, i take it off at 100% after checking instagram, twitter and chrome for 10 mins its dropped to 70%.. matr1x kernel with CM10.1..? thanks!

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