Extreme Cell Standby battery consumption - LG Optimus 2x

Hey all,
I have a problem with a 2X. The battery gets drained to 0% within 4 hours without even having the screen on. Battery consumption shows me that it's caused by Cell Standby (90% usage), which is very strange because I don't even have a sim inserted in the phone. Even airplane mode does not prevent this from happening. Tried about 6 different roms and even a new battery, but no luck.
Any ideas?
Sent from my GT-I9300 using Tapatalk

Try installing better battery stats and gsam battery monitor, and give the battery a few cycles. Check all the info given by the apps, may be a kernel wakelock or something.
Sent from my Optimus 2X using xda app-developers app

Robin2 said:
Hey all,
I have a problem with a 2X. The battery gets drained to 0% within 4 hours without even having the screen on. Battery consumption shows me that it's caused by Cell Standby (90% usage), which is very strange because I don't even have a sim inserted in the phone. Even airplane mode does not prevent this from happening. Tried about 6 different roms and even a new battery, but no luck.
Any ideas?
Sent from my GT-I9300 using Tapatalk
Click to expand...
Click to collapse
go back to the stock rom n check the battery life if happens the same u seriously need to change the device

@Robin2 I had the same problem with my old O2x, the only way I found to extend the battery time though out the day
was flashing the Kowalski Kernel as for me the stock CM kernel in all the nighties were causing the heavy battery drain.

Kelvino9 said:
@Robin2 I had the same problem with my old O2x, the only way I found to extend the battery time though out the day
was flashing the Kowalski Kernel as for me the stock CM kernel in all the nighties were causing the heavy battery drain.
Click to expand...
Click to collapse
Thanks, but it didn't work for me. Still can't figure out what's causing this.
Sent from my GT-I9300 using Tapatalk

Same problem with my o2x, batterycalibration + kowalsky kernel but extreme consumption, do you have solution ?
Envoyé de mon C6603 en utilisant Tapatalk

Hello, mates,
there may be a few solutions, depending on the problem. I had some problems when gps wouldn't turn off even if I turned it off a few times - the battery drained very fast. I had problems with battery calibration, when the drain was unbelievable. It could be that your battery is not calibrated, it could be problems while flashing rom/kernel or it could be your battery lifetime ended (you used up most of battery cycles of recharging). My advice is to firstly try clean install rom/kernel after wiping almost everything (except sd). If the problem persists, try to calibrate the battery with any of your chosen methods (I use battery calibration from play store). If the problem still persists, try using a new battery.

Related

[Q] ParanoidAndroid v.03 huge battery drain

Hey guys, i just wanted to know if anyone is getting this issue. After installing paranoid android V.03 im having this huge battery drain. Almost 10% battery loss every 40 minutes even with Mobile Data and WiFi off. I should say i've flashed this rom over a stock gb. There is no modifications and the kernel used is the same that comes with that rom.
look for BetterBatteryStats and CPU Spy, download it. Check in CPU spy if ur phone is going into deep sleep, If not, put it in airplane mode, reboot and turn airplane mode off, if still not going in Deep Sleep, open BetterBatteryStats check the wakelocks and come back here.
First day on v0.3 I had the same problem. But it was really interesting when I figured out why the battery drain was so fast.
Look at your battery status if there is any drops like 3-5% which was happened immediately in a second. If yes your system is rebooting sometimes and that makes your battery drained. I had 1 or 2 reboots every hour on the first day.
If you didnt wipe dalvik cache and wipe cache after flashing the update may be that is the problem.
i did wipe the device. I have not notice any reboots . I'll fully charge it and check the battery life again. I've notice a fast battery drain even when i'm using it to text only. Like it's 80% one moment and when i look back at it it's like 78% Out of nowhere ( and as i said no data or WiFi).
Edit: almost forgot to mention. Just checked the cpu spy app and it does go into deep sleep(it shows an 8hour record in that state).
Sent from my GT-N7000 using XDA
If you flash a rom with less than full battery it will take a few days/restarts/charging cycles for the battery stats to reconfigure correctly. This is the case with all roms, stock or otherwise.
If it persists after that, better battery stats should help identify what program is swallowing all the juice.
PS. I'm on same rom and kernel and have excellent battery life so it should resolve itself after a couple of charges.
Sent from my Paranoid Android GT-N7000. It doesn't get much better than this!
Well.. i've been using it as always, and still feeling like it's going down too fast. When i flashed the rom , i did it with full battery. Anyways, i'll keep using it for a few days more and see if it changes. i've installed betterbattery stats and CPUspy as you guys recommended, so i'll keep an eye on it. Thanks for the replies, i'll let you know guys any changes :good:
+1
ihave this problem with this rom battery drain
WTF ??!!!

[Q] CM9 Battery Drain

Hi! I have a problem with CM9. My battery is draining very fast!
When i went to bed phone had 88% remaining.
When i woke up it had only 42%.
Is ti normal?
That is not normal. download better battery stats and check to see if an app is preventing the phone from sleeping, or causing wakelocks.
Also make sure that your cpu is not sticking. I noticed that once and a while my cpu would stick on 1300mhz while using lulzactive or smartassv2. Check that in settings > performance > Processor.
Also, just so you know, the whole wiping battery stats has always been a myth and always will be. It doesn't work.
i also had this problem and my battery used to drain after day and a half of normal use. it may be because your battery is not fully charged. i mean when installing a new rom if your battery is not charged fully new rom may not recognize your battery level correctly. so try to completely drain battery and then charge it to full. and even let it be charged some more because the indicator may be wrong. this worked for me.
Android system and android os both use 20% of battery which is the greatest.
And where i can download battery stats and how do i install them?
monkeywithbanana said:
Android system and android os both use 20% of battery which is the greatest.
And where i can download battery stats and how do i install them?
Click to expand...
Click to collapse
my android system used alot some how but not android os. this may be because of an application. you can find this app on google play or just google it and download it from mobile. and if you cant access below simply copy to phone via computer and install.
In different threads some guys said "flash different modem"
And it worked with others so should i try it too?
Modem only affects cellular signal, so unless all your battery drain is coming from cell standby, it probably won't fix it.
Sent from my GT-I9000 using xda app-developers app
battery drain
AlwaysDroid said:
Modem only affects cellular signal, so unless all your battery drain is coming from cell standby, it probably won't fix it
Sent from my GT-I9000 using xda app-developers app
Click to expand...
Click to collapse
i'v tryed several roms, most of them show that higher power consumption is by screen, but the thing is that i do not use my phone during the work day, but still battery drain. any ideas why?
Donno if it's important but i tryed different cm9 roms and battery drain was different to.
any ideas please..:good:

"Wipe battery stats" destroyed my phone's battery?

Hi guys!
Here is yet another problem with my Galaxy Note...
Recently I've been changing/testing ROM's and after founding a good one, decided to put everything back, full charge and do a "wipe battery stats" in CWM.
I've found that wiping the battery stats is a bad thing... In the past, I've god 14-16 hours of power-on with 4-6 hours screen on time, and still got 5-10%. Now I've got a serious problem 12-14 hours power-on and only 3-3.5 hours screen on time and I'm already 1-3%.
Another problem is the phone that it's quite... possessed. After 3% battery the screen starts to flicker, the network goes from HSDPA+ to 3G or no signal and i've got a lot of LAG (i think that the processor is undervolted). Furthermore, when it drops below 1% it's instantly DEAD, no Samsung bye, bye sound, no vibration on close, NOTHING.
All those problems came after a "wipe battery stats"... What i am doing wrong? What's up with this annoying behavior?
1. I let it drain completely.
2. Charge it on the wall adapter, phone closed. (10-12 hours)
3. Boot CWM and wipe battery stats
4. Unplug charger and reboot android (normal use).
5. Let it drain completely and do another full charge.
What is wrong here? Is there any problem with my phone?
I've got an Galaxy S III, and have the same issues... after the "wipe battery stats" the battery lifetime got miserable.
khrystyan27 said:
Hi guys!
Here is yet another problem with my Galaxy Note...
Recently I've been changing/testing ROM's and after founding a good one, decided to put everything back, full charge and do a "wipe battery stats" in CWM.
I've found that wiping the battery stats is a bad thing... In the past, I've god 14-16 hours of power-on with 4-6 hours screen on time, and still got 5-10%. Now I've got a serious problem 12-14 hours power-on and only 3-3.5 hours screen on time and I'm already 1-3%.
Another problem is the phone that it's quite... possessed. After 3% battery the screen starts to flicker, the network goes from HSDPA+ to 3G or no signal and i've got a lot of LAG (i think that the processor is undervolted). Furthermore, when it drops below 1% it's instantly DEAD, no Samsung bye, bye sound, no vibration on close, NOTHING.
All those problems came after a "wipe battery stats"... What i am doing wrong? What's up with this annoying behavior?
1. I let it drain completely.
2. Charge it on the wall adapter, phone closed. (10-12 hours)
3. Boot CWM and wipe battery stats
4. Unplug charger and reboot android (normal use).
5. Let it drain completely and do another full charge.
What is wrong here? Is there any problem with my phone?
I've got an Galaxy S III, and have the same issues... after the "wipe battery stats" the battery lifetime got miserable.
Click to expand...
Click to collapse
What Rom are you using?
And it's not advised to completely drain your battery each time.
coincidence. Its not due to wiping battery stats.
http://forum.xda-developers.com/showthread.php?t=2027505
same symptoms, see my post end of thread
Sent from my GT-N7000 using Tapatalk 2
But why both at the same time?
Before the wipe, had no such problems...
khrystyan27 said:
But why both at the same time?
Before the wipe, had no such problems...
Click to expand...
Click to collapse
Coincidence. Unless you find more cases where this happens. According to pros, its a placebo anyway as it does nothing in itself.
Sent from my GT-N7000 using Tapatalk 2
Battery stats on these advanced batteries has no influence. The older batteries used purely software monitoring, the newer type has its own calibration control built in on a chip. Battery stats is only there for the older android handsets.
Sent from my GT-N7000 using xda premium
I don't think this is a conincidence...
The battery was good before i wiped...
How long have you had this battery?
Actually this maybe correct
Because its only after i wiped my battery stats and few days later slowly battery began to bloat
This maybe a clear co incidence not sure about it
Sent from my GT-N7000 using xda app-developers app
Phone purchase date xx.07.2012 (don't remember the exact day).
I am SURE that the "wipe battery stats" did this, but how to "RESTORE" back? Anything i did, no succes.
khrystyan27 said:
Phone purchase date xx.07.2012 (don't remember the exact day).
I am SURE that the "wipe battery stats" did this, but how to "RESTORE" back? Anything i did, no succes.
Click to expand...
Click to collapse
No way to do that! Android just wipe battery stats every time it find out that battery is fully charged by looking at its voltage!
Anyhow, you can always let your phone discharge, turn it off and let it charge in CWM until it reaches 100%, then again wipe battery stats and you'll recalibrate the battery manually!
Inviato dal mio panetto di burro powered by JellyBAM 1.2.0 + SlimBean kernel
Anytime you wipe battery stats, it'll take a couple of days to reconfigure off the batteries chips. That being said I've seen a lot of people with dud factory batteries and if it's under 6 months you can claim warranty with Samsung or whoever you bought it off.
Sent from my GT-N7000 using xda premium
also note, you probably wiped battery stats cause something was going on... anything happening after is more likely to be linked to the reason you wiped.
Anyway its a good question, cause if it has its own chip why would it need to consort with battery stats and take days to recalibrate? Then there is a dependency. Where there is dependency, there is chance of bugs.
I guess op could then be right.
However by reading Entropy and his comments on gauge and battery stats I doubt my second paragraph comment on its validity.
Sent from my GT-N7000 using Tapatalk 2
Wiping battery stats killing off the battery?
About the same chance as me scratching my hairy posterior, thus causing a tectonic cataclysm on Saturn.
chasmodo said:
Wiping battery stats killing off the battery?
About the same chance as me scratching my hairy posterior, thus causing a tectonic cataclysm on Saturn.
Click to expand...
Click to collapse
Isn't that a ***** ! I hate it when that happens :silly:
No... no issue, i just wiped the battery stats after installing a new ROM (i read many times that is strongly recommended to do this after a flash).
Suddenly, the next day i saw that it has a poor life, MUCH poor than before i did the wiping.
I don't think that the battery is damaged, i think this is a kind of battery level bug (it miss reads the information from the internal voltmeter).
Same **** with my Galaxy S III (10-12 hours power up with 2 hours screen time)
For me... I'm starting to regret the turn from iOS to Android...
We are starting to regret it, too...
Sent from Nexus 7
lol.
actually that could very well be the case, as it takes couple of days to get more accurate readings again
something to do with gauge. Entropy had a post about that a while back explaining just what you are seeing.
chasmodo said:
We are starting to regret it, too...
Sent from Nexus 7
Click to expand...
Click to collapse
lol I see what you did there
Sent from my GT-N7000 using Tapatalk 2
Gt-n7000/gt-s5670
Hey there, I've had the same problem with my N7000 battery. I've wipe battery stats and saw more devalued performance from the battery. Until finally I saw flickering of the screen before the phone "passed out"...without firstly powering down. Since then any attempt to charge or use the phone results in continual decreasing periods of use before passing out again, until finally nothing happens.
However when the phone is plugged in to charge. The battery icon comes one without and problem and proceeds to charge. The icon will say the phone is fully charged but it still cannot turn on, even to try to deplete the battery. I also attempted to put the phone in download or recovery mod and leave it there to try to use all the power after going back to check the phone after 15-30 minutes, I found that it either turned itself off by powering down, or simply turned off...I've since ordered some new batteries from Hong Kong, for only a few dollars...We'll see if they even work.
Thought I'd put in my scenario also.
Yeah. It seems to be the the battery problem.

Xperia Z - fast discharging at around 30% (4.1.2 software .253)

I've got a doubt about battery discharging in my phone. When it normally discharges from 100 to 35% everything is in normal, with similar drops every hour for ex. 2 days. But (even in standby) when battery is on app 35% I see very fast drop to 25-20% in couple mins. At the beggining I thought it is maybe broken cell in battery but I notice that around camera surface is warm, not hot. So it is probably matter of software. What drains my battery so fast and always at app 35-30%? Do you have similar issues? I made factory wipe few charging cycles ago but it did not make any changes.
Do you use any of the power management settings like stamina more or....
What apps do you have installed?
Sent from my C6603 using xda premium
Yes, I always use stamina, I switched it off just before taking picture. I use dropbox, GO backup, Network Singal Info, netmonitor, Gmail and one additional mailbox. I have Google backup - off, Hangouty - logged off, google now - off.
Well, I don't use stamina mode anymore. I too had these sudden drops when stamina mode was on.
Try switching off stamina for a couple of cycles.
If you find that there are no drops, then you have your culprit.
So you mean not use stamina at all or switch it off at around app. 50%?
Try without stamina mode.
Sent from my C6603 using xda premium
Ok, I'll give feedback in few days. Thanks.
Get root access, charge to 100%,delete battery stats(or use battery calibration app),drain battery to 0%,charge again to 100%, now see if still the same problem...
Sent from my C6603 using xda premium
I've tried once without stamina but I got visible faster discharging so now after update to 4.2.2 I am testing with stamina ON.
rtanner85 said:
Get root access, charge to 100%,delete battery stats(or use battery calibration app),drain battery to 0%,charge again to 100%, now see if still the same problem...
Sent from my C6603 using xda premium
Click to expand...
Click to collapse
Deleting battery stats does nothing. I post this every time I see someone recommend it, but I feel that the point needs driving home until people realise that it is a placebo at best.
https://plus.google.com/app/basic/stream/z13dgb0rksywh3muq222fzkqnwfgdbgrk04
Sent from my C6603 using Tapatalk 2
my opinion
Sorry, it will not improve your battery, just if you have wrong indicated battery %,it maybe solve that. I solved a problem like that.my battery went from 50% down to 18 in a cuple of min.after deleting the stats and a few charges it was O.
rtanner85 said:
Sorry, it will not improve your battery, just if you have wrong indicated battery %,it maybe solve that. I solved a problem like that.my battery went from 50% down to 18 in a cuple of min.after deleting the stats and a few charges it was O.
Click to expand...
Click to collapse
No. The batterystats.bin file has no relation to the percentage displayed in the notification bar. It is used to calculate the usage statistics displayed in the battery usage section of settings. Nothing more. The file is deleted every time the battery is fully or nearly fully charged anyway.
The G+ post I linked to was written by an Android framework engineer, so I think they know their stuff
Sent from my C6603 using Tapatalk 2
Ok,maybe i'm wrong,but somehow my problem was solved
I am sure that I hadn't wrong percentages but period of strange drain battery (when % suddenly drops) because I felt warm temperature around camera. So I suspect any strange thread/wakelock/trigger.

[Q] Battery drains very, very fast

Hello . I just bought new battery (Onite 2750mAh) and also changed whole system with cm 10.2 + NX krnel . Now I have huge problems with battery life. it drains very, very fast. like 2-3 % in 10 mins even when I`m not using phone at all. Also yesterday it went 45%- 0 over night when I was sleeping . Help pls
Power off the phone.. remove the battery... Wait for 20 seconds.. reseat the battery and power on and monitor... You can also check the apps draining the battery using Wakelock Detector app or BetteryBatteryStats.
Are you using 10.2 or 10.1 the reason I ask is because you say you are using 10.1 +nd kernel. The problem is that nx kernel is for 10.1 not 10.2 if you are on 10.2 then use raw v3 for great battery life.
Sent from my GT-N7000 using XDA Premium 4 mobile app
A screenshot of your battery stats sometimes help.
Give us Your battery history screenshot, and also You might want to use such programs as wakelock detector and cpu spy. It would be useful.
Sent from note, a phone like never before
CM 10.2 tends to give inaccurate battery readings on my device for some reasons. But battery performance is very good on PAC rom though, so you might want to try out the rom, its a good room with many customization options

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