Strange problem with my Galaxy S2 battery - Galaxy S II Q&A, Help & Troubleshooting

Hello guys , i have been using my Galaxy S2 for more than a year now. Recently i have noticed that my battery life shown by phone is not correct like that last 1% remaining last for like 10% of the battery life (Strange right) previously i used to start charging my phone on 5% only but a few days back i noticed this . Is there any way to correct this , if yes then how.
Thanks a lot

Some problem here....or maybe is not a problem lolol
Sent from my GT-P7500 using xda premium

oscar73 said:
Some problem here....or maybe is not a problem lolol
Sent from my GT-P7500 using xda premium
Click to expand...
Click to collapse
lol u too ?
So how do u manage with this problem ?

Simple solution is to use any battery caliberation app from googleplay (some require root).
1. Caliberate after charging to 100%
2. Let the battery discharge full.
3. Charge again completely without disconnecting.

kazi_rizwan said:
Simple solution is to use any battery caliberation app from googleplay (some require root).
1. Caliberate after charging to 100%
2. Let the battery discharge full.
3. Charge again completely without disconnecting.
Click to expand...
Click to collapse
Thanks mate i will do as u said . also will this app do the work ?
Link- https://play.google.com/store/apps/...xLDEsImNvbS5uZW1hLmJhdHRlcnljYWxpYnJhdGlvbiJd

Related

Does Cyanogen eat to much battery?

im using using CyanogenMod-7.2.0-RCO-GalaxyAce-KANG and my only problem was my battery gets easily drain help me how can i make my battery last longer?
Calibrate your battery using Battery Calibration from market.
thanks i hope that this will work im charging my phone right now im waitng up to 100% then i will click the battery calibration i hope that this will help me
Calibrating battery depend upon CM's 100% charge or when it says 100% charged when it is switched off?
Sent from my GT-S5830 using XDA App
philipxtian18 said:
im using using CyanogenMod-7.2.0-RCO-GalaxyAce-KANG and my only problem was my battery gets easily drain help me how can i make my battery last longer?
Click to expand...
Click to collapse
what ur baseband? Im on xxkpp its more great for battery consumption...im on cm7.2 too...
Sent from my GT-S5830 using xda premium
XXXKPO that is my baseband , when im charging im not turning off my cellphone after 3 hours and 30 minutes im plugging it off
Even after calibration it drains very fast though juice defender helps for me
Sent from my GT-S5830 using xda premium
where can i download juice defender for free?
philipxtian18 said:
XXXKPO that is my baseband , when im charging im not turning off my cellphone after 3 hours and 30 minutes im plugging it off
Click to expand...
Click to collapse
just try change ur baseband to xxkpp...I previously used a lot of baseband but when i use xxkpp i felt the use of highly efficient batteries.
I agree that juice defender is helping a lot!
where can i download xxkpp for galaxy ace?
where can i download XXKPP? do i need to calibrate my battery everytime when it is already full charged? or only 1 time
philipxtian18 said:
where can i download XXKPP? do i need to calibrate my battery everytime when it is already full charged? or only 1 time
Click to expand...
Click to collapse
No,just calibre one time for all
how can i stop the running applications? because when i holding the home button there is no task manager and after i connect my phone to the internet it runs slowly , how can i stop and how can i view the running apps? is there any application for that?
wanna know why ur battery doesnt last long? cause ur killing apps.. android does that by itself and very efficient u dont need to interfere. DONT use task killer u dont need it and it causes instability and drains battery life even more..cause all the things u kill and android needs to run will be recreated by android ..so in the end u won nothing
And u can find Stock ROMs here
And btw. Battery Calibration just replaces the existing system file of ur battery, so it doesnt do anything directly to ur battery. But because it is important to do that everytime u flashed u should do it..once not more cause it wouldnt make sense as it justs creates a new file.
i hope it doesn't.
philipxtian18 said:
where can i download XXKPP? do i need to calibrate my battery everytime when it is already full charged? or only 1 time
Click to expand...
Click to collapse
Download XXKPP from http://forum.xda-developers.com/showthread.php?t=1377295
Sent from Galaxy Ace GT-S5830 using Jusada's awsum ICSunday2 + Slaidmod script.
Dont jus say thanks, use d 'THANKS' button. [XDA RULE]

[Urgent]the battery icon didn't show correctly.

Recently I bought a new backup battery for my ray.
I try to charge the new battery and after this I install my original battery again.
But after this, I go to *#*#SERVICE#*#* and see that the actual batt(uAh) just is very low.
Then I downloaded the "battery calibration" app to see if it can help me.
Now is the problem,after I "calibrate" my battery, my phone's battery goes very fast, and final 1% of my battery last about 3hours!
so I think that the reading of my phone is not correct, what can I really do?
Sent from my ST18i using xda premium
Try to Fully recharge it to 100% and then go to CWM and remove battery stat and Reboot..
Hope that help
Sent from my Xperia Mini using XDA Premium
psp1987 said:
Recently I bought a new backup battery for my ray.
I try to charge the new battery and after this I install my original battery again.
But after this, I go to *#*#SERVICE#*#* and see that the actual batt(uAh) just is very low.
Then I downloaded the "battery calibration" app to see if it can help me.
Now is the problem,after I "calibrate" my battery, my phone's battery goes very fast, and final 1% of my battery last about 3hours!
so I think that the reading of my phone is not correct, what can I really do?
Sent from my ST18i using xda premium
Click to expand...
Click to collapse
Singgih4050 said:
Try to Fully recharge it to 100% and then go to CWM and remove battery stat and Reboot..
Hope that help
Sent from my Xperia Mini using XDA Premium
Click to expand...
Click to collapse
that WILL help... and this one too :
or if U don't have recovery : just recharge to 100% and then play games (to make ur battery percent become 1% ) so ur phone would go off and then recharge while the phone is off (to 100%):good::good::good::good:
All this chat about "battery calibration" and "wiping battery stats" is bull****, it won't help you. And to previous poster - that won't help on our devices.
OP: Did you buy genuine SE battery?
Sent from my Xperia Arc S using xda premium
of course,
i am living in hk and i bought this phone from my carrier.
So the battery must be the genuine se battery.

[DISCUSSION]Battery calibration

I have read that the battery calibration doesn't work and also I have tried it with no effect.....
So what's your opinion on that??????
Request to mods if not suitable topic to be discussed plz close the thread..... Thanks
My understanding is, that battery calibrators delete battery stats files. This will happen anyway when you charge your phone. So there is no need to calibrate the battery, it does automatocally once you fully charge your phone.
Sent from my MT27i using xda app-developers app
Odp: [DISCUSSION]Battery calibration
Sony said" You can charge your phone when you want. You don't must wait until you see 15% and less" There's no.need to do battery calibration. Not with our battery because it's a new type. In older battery you must do it but not now.
Sent from my LT22i using xda-developers app
Vaith said:
Sony said" You can charge your phone when you want. You don't must wait until you see 15% and less" There's no.need to do battery calibration. Not with our battery because it's a new type. In older battery you must do it but not now.
Sent from my LT22i using xda-developers app
Click to expand...
Click to collapse
+1
battery calibration works for me somehow
in my opinion it gives accurate battery stats or percentage.
mrmtsuruya26 said:
battery calibration works for me somehow
in my opinion it gives accurate battery stats or percentage.
Click to expand...
Click to collapse
for me a restart corrects battery percentage.. maybe a bug or something..
After battey calibration.my battery % stucked at 0%!!!
in my case.i try to use this app.after i rooted.because my phone's battery % is not increasing no matter what way i chrge.btw.the apps says the it would delete battery stats.bin.right?but when i used it.(no rebooting or chrging.i try to go data/system by root explorer.)there was a battery stats.bin again.i think this is the reason why my sola is stucked at 0%.
what's the effectvly way just to delete that?or it is advisble to wipe through cwm??
i thnk this is need just.ur battery's life is accurate on what % of your battery is shown at ur phone.
correct me if im wrong tnx.
Odp: [DISCUSSION]Battery calibration
eiyen11 said:
in my case.i try to use this app.after i rooted.because my phone's battery % is not increasing no matter what way i chrge.btw.the apps says the it would delete battery stats.bin.right?but when i used it.(no rebooting or chrging.i try to go data/system by root explorer.)there was a battery stats.bin again.i think this is the reason why my sola is stucked at 0%.
what's the effectvly way just to delete that?or it is advisble to wipe through cwm??
i thnk this is need just.ur battery's life is accurate on what % of your battery is shown at ur phone.
correct me if im wrong tnx.
Click to expand...
Click to collapse
You should learn something about Android before posting stupid posts... You can delete your battery stats and this won't be better battery life... NEVER.
Sent from my LT22i using xda-developers app
If you have battery problems, charge to 100%, drain it untill it shuts the phone down and then charge it to 100% turned off if possible. I do this whenever I change ROM.
it's not healthy to do this often! Once a month is okay.
clearing battery stats won't do much help
I have been having issues with my battery for a long time...at first I thought a virus might be draining all the battery...but when I scanned my files with a AV nothing was found...A few days later I noticed that my screen would blink with the LED and illumination bar every time a notification would display due to an app...so I simply uninstalled the app and voila back to normal.
Odp: [DISCUSSION]Battery calibration
kartikeyapatel said:
I have been having issues with my battery for a long time...at first I thought a virus might be draining all the battery...but when I scanned my files with a AV nothing was found...A few days later I noticed that my screen would blink with the LED and illumination bar every time a notification would display due to an app...so I simply uninstalled the app and voila back to normal.
Click to expand...
Click to collapse
And? This thread is about battery calibration(not needed and this thread should be close because there is too much stupid posts) not about your experience.
Sent from my LT22i using xda-developers app
Vaith said:
You should learn something about Android before posting stupid posts... You can delete your battery stats and this won't be better battery life... NEVER.
Sent from my LT22i using xda-developers app
Click to expand...
Click to collapse
i thought noob users is welcome here.why are u saying that kind of thing??respect the opinion of other members.
XperiaMT27 said:
for me a restart corrects battery percentage.. maybe a bug or something..
Click to expand...
Click to collapse
Lol that happens because your battery is not calibratet...
Mikulic1802 said:
Lol that happens because your battery is not calibratet...
Click to expand...
Click to collapse
Yeah maybe, but I found no serious need to calibrate
Sent from my Xperia Sola (XDA for Android)
If i calibrate my battery can i reboot my phone? Or after reboot i will calibrate it again?
Sent from my ST27i using xda premium
eiyen11 said:
i thought noob users is welcome here.why are u saying that kind of thing??respect the opinion of other members.
Click to expand...
Click to collapse
Ignore his post. He used harsh word on almost all his post.
via Tapatalk.
LENNUJ said:
If i calibrate my battery can i reboot my phone? Or after reboot i will calibrate it again?
Sent from my ST27i using xda premium
Click to expand...
Click to collapse
no need to calibrate again
XperiaMT27 said:
no need to calibrate again
Click to expand...
Click to collapse
Thanks
Sent from my ST27i using xda premium
battery % stucked at 0%
what way can i do to fix this kind of bug?i already done battery wiping through cwm.but still its 0%.pls help.
Thx
zvorkapic.os said:
If you have battery problems, charge to 100%, drain it untill it shuts the phone down and then charge it to 100% turned off if possible. I do this whenever I change ROM.
it's not healthy to do this often! Once a month is okay.
clearing battery stats won't do much help
Click to expand...
Click to collapse
+1 Thx

[Q] Xperia U Charging Issue

Hi all,
I seem to be having issues regarding charging with the Xperia U, I've installed a custom rom & kernel now i charged my phone throughout the night while there was no background applications running and its only made it to 52% charged on average it normally reaches no more then 72%. Does anyone have any ideas what this could be?
Thanks in Advance
Scopewiz said:
Hi all,
I seem to be having issues regarding charging with the Xperia U, I've installed a custom rom & kernel now i charged my phone throughout the night while there was no background applications running and its only made it to 52% charged on average it normally reaches no more then 72%. Does anyone have any ideas what this could be?
Thanks in Advance
Click to expand...
Click to collapse
Seems like u r battery is terribly miscalibrated ideally u should always wipe battery stats after flashing new rom however u can even use the battery calibration app from play store. Details Regd using app r given over der
Sent from my LT22i using Tapatalk 2
After installing the new Rom I did wipe the battery stats and also ran the battery calibration app as instructed yet I'm still having this issue.. Could it be a charger/cable issue possibly?
Sent from my ST25i using xda app-developers app
Scopewiz said:
After installing the new Rom I did wipe the battery stats and also ran the battery calibration app as instructed yet I'm still having this issue.. Could it be a charger/cable issue possibly?
Sent from my ST25i using xda app-developers app
Click to expand...
Click to collapse
I dnt think it's a faulty charger/cable coz if dat was faulty den ur phone wouldn't have charged at all try to re flash a stock ftf n see if d problem persists n if it does d somethings really wrong
Also try to compare battery time previously n now even dat can give u better overview of your problem
Sent from my LT22i using Tapatalk 2
Before using a custom Rom I was using the stock Rom for a few days and the problem was still there so I flashed a new custom Rom (Experience 2.1) which works great but I'm still having the same battery issue where it doesn't seem to charge 100%, since having the phone which is about 1 week it's charged fully once to 100% and there on after averages about 72% after a full night's charge..
Sent from my ST25i using xda app-developers app
After doing abit more research into the issue i flashed a new kernel (Vengeance 1.25) and disabled usb-debugging and now the phone seems to be charging correctly for anyone thats curious on the solution to the issue.
Scopewiz said:
After doing abit more research into the issue i flashed a new kernel (Vengeance 1.25) and disabled usb-debugging and now the phone seems to be charging correctly for anyone thats curious on the solution to the issue.
Click to expand...
Click to collapse
So r u getting 100% mark right now?
Sent from my LT22i using Tapatalk 2
toshal_tambave said:
So r u getting 100% mark right now?
Click to expand...
Click to collapse
The phone is finally getting and showing 100% charge now yes
coz maybe its on the build.prop
Sent from my ST25i using xda app-developers app
Wipinf the battery stats doesn't result in caliberation. Might have been the kernel problem.
Sent from my Sony Xperia U using xda premium

battery drain problems

hey every one i have severe battery drains...even in deep sleep mode please help me out...
the screenshots have been attached
pls tell me a solution...
adyt5 said:
hey every one i have severe battery drains...even in deep sleep mode please help me out...
the screenshots have been attached
pls tell me a solution...
Click to expand...
Click to collapse
you can try to clear battery stats after charging your battery to 100%, maybe it will help, but my opinion is most xperias have poor battery performance. I tried to do a lot of things but nothing worked.
adyt5 said:
hey every one i have severe battery drains...even in deep sleep mode please help me out...
the screenshots have been attached
pls tell me a solution...
Click to expand...
Click to collapse
Well I saw tht your WiFi was On almost continuously... Turn it off when you dont need it... WiFi is one of the main reason for battery drain... And if you can't do it manually then install some battery saving app like juice defender wich will turn off WiFi when not in use...
My phone runs almost 1 day with moderate use of WiFi, tht is turning on only when needed else off... If I keep it on always my phone runs out of battery within 8-10 hrs.
Sent from my ST27i using xda premium
Nakulkhanna said:
Well I saw tht your WiFi was On almost continuously... Turn it off when you dont need it... WiFi is one of the main reason for battery drain... And if you can't do it manually then install some battery saving app like juice defender wich will turn off WiFi when not in use...
My phone runs almost 1 day with moderate use of WiFi, tht is turning on only when needed else off... If I keep it on always my phone runs out of battery within 8-10 hrs.
Sent from my ST27i using xda premium
Click to expand...
Click to collapse
but you saw my battery stats at night there was nothing on n phone was in deep sleep still batery drain...
also if i restart my phone then the battery stats are somewhat beter so i have to reboot everytime i recharge its just irritating...one thing i feel y not to buy U is its ****ty batery...
adyt5 said:
but you saw my battery stats at night there was nothing on n phone was in deep sleep still batery drain...
also if i restart my phone then the battery stats are somewhat beter so i have to reboot everytime i recharge its just irritating...one thing i feel y not to buy U is its ****ty batery...
Click to expand...
Click to collapse
No matter if your phone is in deep sleep or not... If your WiFi is on even in deep sleep it will still drain the battery... So try with WiFi off 1st..
N the thing with battery stats after restarting thing...
Download battery calibration from play store n calibrate it when you r charged 100% that will hopefully solve the stats problem... But battery calibrator needs root.
Sent from my ST27i using xda app-developers app
Nakulkhanna said:
No matter if your phone is in deep sleep or not... If your WiFi is on even in deep sleep it will still drain the battery... So try with WiFi off 1st..
N the thing with battery stats after restarting thing...
Download battery calibration from play store n calibrate it when you r charged 100% that will hopefully solve the stats problem... But battery calibrator needs root.
Sent from my ST27i using xda app-developers app
Click to expand...
Click to collapse
during deep sleep my wifi is off chek my screenshots that are posted...
ohk ohk ill try batery caliberator and tell u the results
Battery calibration is not needed, it wont do anything - everytime you charge your phone and unplug it android system makes new battery stats.
WiFi is may be drainig cause look at the blue line after WiFi - it doesn let the phone fully sleeps. So try turning it off (android percentage is very high too, may because of WiFi)
adyt5 said:
during deep sleep my wifi is off chek my screenshots that are posted...
ohk ohk ill try batery caliberator and tell u the results
Click to expand...
Click to collapse
Turn off WiFi manually... Thn see the results...
Sent from my ST27i using xda app-developers app
Nakulkhanna said:
Turn off WiFi manually... Thn see the results...
Sent from my ST27i using xda app-developers app
Click to expand...
Click to collapse
im using deep sleep batery saver ....
currently using GB n in some time will post the screen shots of it...even in GB its like dat...
see them...
16 hrs duration before restarting the phone..i.e it was the second charge cycle after booting my device...
and 23 hours after charging after rebooting my device...
adyt5 said:
see them...
16 hrs duration before restarting the phone..i.e it was the second charge cycle after booting my device...
and 23 hours after charging after rebooting my device...
Click to expand...
Click to collapse
Well that happened coz before there were some apps running in the background so it gave you backup of 16hrs but after the reboot those apps were killed n maybe you didn't open those certain apps after reboot and thts how u got more backup...
So do one thing, download 'auto memory manger ' from play store, its red color icon with tools On it... It kills all the unnecessary apps running in the background draining your battery... On the first start it will guide you through On how to set it up according to your needs.. Try it... Works gud.
Sent from my ST27i using xda app-developers app
Battery Calibration
I think you need to use battery calibration
Nakulkhanna said:
Well that happened coz before there were some apps running in the background so it gave you backup of 16hrs but after the reboot those apps were killed n maybe you didn't open those certain apps after reboot and thts how u got more backup...
So do one thing, download 'auto memory manger ' from play store, its red color icon with tools On it... It kills all the unnecessary apps running in the background draining your battery... On the first start it will guide you through On how to set it up according to your needs.. Try it... Works gud.
Sent from my ST27i using xda app-developers app
Click to expand...
Click to collapse
i was using the same apps before and after the reboot but still will dowload tht app and tell u the results...
reggierenz said:
I think you need to use battery calibration
Click to expand...
Click to collapse
i did battery caliberation still like that its the same
adyt5 said:
i did battery caliberation still like that its the same
Click to expand...
Click to collapse
From the screenshots, I noticed that your cell phone wasn't receiving signals throughout the deep sleep mode. If the phone isn't receiving signals, or is receiving low signals (1 bar), the phone automatically puts more battery juice into the radio transceiver to catch better reception.
Its possible that your phone has been expending its battery throughout the night to catch better reception - try putting it in a better place with more reception during the night, or in Airplane mode in case reception during the night isn't vital/important for you.
adyt5 said:
i was using the same apps before and after the reboot but still will dowload tht app and tell u the results...
Click to expand...
Click to collapse
i used that app and now the battery life is even worse
that app consumes more battery
even in playstore i found one person telling that in his phone too app was consuming much battery...
any more solutions???
adyt5 said:
i used that app and now the battery life is even worse
that app consumes more battery
even in playstore i found one person telling that in his phone too app was consuming much battery...
any more solutions???
Click to expand...
Click to collapse
Omg... I didn't expect that.. It worked fine for me when I used it in past...
So now possibly there is only one solution... But it needs root..
Is your phone rooted?
Sent from my ST27i using xda app-developers app
Nakulkhanna said:
Omg... I didn't expect that.. It worked fine for me when I used it in past...
So now possibly there is only one solution... But it needs root..
Is your phone rooted?
Sent from my ST27i using xda app-developers app
Click to expand...
Click to collapse
yup the newer version is bad accrding to playstore reviews...
yup rooted n bootloader unlocked...
adyt5 said:
yup the newer version is bad accrding to playstore reviews...
yup rooted n bootloader unlocked...
Click to expand...
Click to collapse
Okay good to hear that its rooted...
Follow this link http://forum.xda-developers.com/showthread.php?t=2226899 and try it.. Its a script thing but it really works...
This what m using now and its making my battery last much longer... The only difference is that I am using power JB Rom which already includes this, so I didn't have to do it by my self as it was included in the Rom.
Sent from my ST27i using xda app-developers app
Nakulkhanna said:
Okay good to hear that its rooted...
Follow this link http://forum.xda-developers.com/showthread.php?t=2226899 and try it.. Its a script thing but it really works...
This what m using now and its making my battery last much longer... The only difference is that I am using power JB Rom which already includes this, so I didn't have to do it by my self as it was included in the Rom.
Sent from my ST27i using xda app-developers app
Click to expand...
Click to collapse
i think that even this is ineffective
my apps that are working are
watsaap,viber,keyboard,settings,viper4android,google services thats all

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