Serious Battery Drain Problems [P769] - LG Optimus L9 P760, P765, P768, P769

On idle, GSam battery monitor reports I have 55 minutes of estimated battery life remaining on 24% charge. But that's the end of the story. Perhaps you could spare a few minutes and hear out a strange tale.
When I first got my LG Optimus L9 about two weeks ago, I was amazed by the estimated battery life of 3 days on standby. Then the number started decreasing to about 1 day on standby, to now 4 hours. I've tried everything, from turning off location services to stopping synchronization with my Google account to uninstalling updates to every application you could think of. I am at my wit's end now. The last option available to me will be a hard reset, although I am trying to avoid one because I will lose all my application data. Yes, the data may be synchronized with my Google account, but should the problem lie in there, I will be facing the same meager battery life as before once I re-download those applications and restore my data.
And then I read someone else on the forum still has 66% battery charge after 3 days of use. What.
Tomorrow I will take a snapshot of battery usage on a full day with GSam battery monitor. I fear the results will be ambiguous and unhelpful.

Odp: Serious Battery Drain Problems [P769]
Do factory reset, if wouldn't help send it to service. I think it's a hardware problem.
Our lg have a backup program built in so you can after reset restore every app.
Sent from my LG-P760 using xda app-developers app

Okay, I thought there was a false alarm but now the battery life is still sort of low. I am getting 20 hours with almost no usage at all, except for waking the phone to check the time and a brief 20 minute Temple Run. Why LG, WHY?!?!

Related

Excessive battery usage, everything OK on clean install

Hi,
My battery drains out within 10 hours when I use my phone - battery usage says simply display and voice calls. But when I install clean system (I use latest cyanogenmod), battery usage is good (lost 6% for 12 hours last night).
What would be the best approach to hunt for the app/service that drains out my battery?
Thanks
call *#*#4636#*#* , select usage statistic. Every app usage is shown in detail there.
Accidentally sent from my Google Nexus S using XDA Premium
It could have been a lot of things.
Did you reinstall all your apps after you reflashed? If you didn't then it may be one of those apps that was draining your battery. Did you calibrate your battery? Perhaps there was something wrong with your previous flash.
Alsi if your battery is draining quickly when the phone is off you could use BetterBatteryStats to try to identify what's preventing your phone from sleeping.
Thanks everyone.
I just deleted traffic counter and droidin, since those two services were the most suspicious to me.. let's see how it goes after this. I'll keep track of usage statistics and will use betterbatterystats if nothing helps, since it's commercial.
A bit on the history of the problem - it started happening about month or two ago on CM7.0.3, so I purchased a new battery (existing one was old), didn't help, so I upgraded to CM7.1.0, didn't help, then I used phone on a clean install, that was good, and now I uninstalled about 20 apps, including forementioned, let's see how it goes by the end of the day.
EDIT: Downloaded BetterBatteryStats, points finger on RemoteSMS, uninstalled so lets see what happens.
Hi,
It was definitely RemoteSMS - removed it and my battery usage normalized. What a pitty.

[SOLVED] Rooted Stock, mysterious battery drain

Hello everyone. I am running the original, rooted stock rom (45.31.0.MB860.Retail.en.GB).
Since a week or so I notice a huge battery drain. Before that I was able to use the phone for a working day (07:30 - 23:00) and put it back to charge with still 10 - 20 % battery life remaining.
However, now the phone is only able to survive 07:30 - 17:00 +- 1 hour.
I did not introduce new software on it.
BatteryCalibration reports ~4180mV @ 100% charge. It looks quite good for a 1 year old battery, isn't it?
The stock battery usage tool reports the usual top drainers when everything should be fine (phone idle 45%, display 22%, com.motorola.contacts.data 9%, Cell standby 9%, ..).
I am trying BetterBatteryStats. It reports as major kernel wake lockers PowerManagerService (78%), dhd_wake_lock (21%) and as major partial wakelockers PingProcessor(51) (43%), com.motorola.blur.service.sync.engine.wakelock.notification (20%), EasPushPrc:51 (12.6%). I have no clue whether one of these is unusual or not.
Has anybody ever experienced something like this? I am missing 5 hours of usage +10-20% charge here
Cheers
install a program like spare parts and check out if there is a app which causes this drain
peddarson said:
install a program like spare parts and check out if there is a app which causes this drain
Click to expand...
Click to collapse
Spare Parts (+) does the same job as the other beforementioned tools (stock battery usage in particular). Thanks for the reply, by the way!
It turned out to be a software problem (bug?). I performed a factory data reset and everything is back to normal now.
The funny thing is that I am using the same applications as before the reset.
The attached screenshots show the battery state with light usage (two activesync accounts / gtalk, WI-FI always on, some twitter usage).
I am satisfied :good:

Crazy Battery Life on 920

The first week I had my 920 I was lucky if the battery was at or above 40% by 12 noon. The 920 is my 2nd phone line and I am using it mostly to learn WP8, to surf the web some and listen to a lot of podcasts, usually 6+ hours of them a day. The past 4 days the battery in the 920 is showing insane runtimes. It is currently 11:30pm and it has been off the charger since 8:00am, over 15 hours with overs 8 hours of audio podcast listening. The battery is currently reading 61%. I originally got the impression that LTE was killing the battery, but that is no longer the case.
I have a Share Plan with AT&T with 2 phones, a Galaxy Nexus (GSM model from Play Store) and a Lumia 920. I use my Nexus as my main phone line, to access GMail and Google Reader (a lot of Google Reader feeds). The Nexus has been off the charger the same period of time and is showing 41%.
For me wifi destroys my battery for some reason I get 15 hours with wi-fi on or 28 with it off
Interesting, mine will usually run for 24-30 hours before hitting 15%, including regular usage. 4G gives it a whack but generally I find similar to other phones, if low coverage it chews the battery
Reading all the doom and gloom of 4G LTE on various mobile phones, after my 1st weeks experience, I was expecting similar results going forward. But, after 2 weeks of use, the battery falls in line with the results you mention. And, with that I am not complaining.
same situation here.
It looks like the phone needs some days to warm up and get long lasting.
Also I see that wp8 is heavly optimized for background task in order to not consume a lot of battery eg: my phone lasts more than 2 days with light usage.
I listen to podcast for many hours and it doesnt affect the battery that much, in fact I'm surprised by it because I know audio playing takes a load on the cpu.
Mine.. overnight without charge or using the phone it drained from 100% down to 35%. BS
Two words: Background tasks.
Make sure you don't have unnecessary background tasks running. I have less than 5 and my battery runs more than 2 days easily.
How do you kill or monitor background tasks?
I had really good battery time of 19 hours the first day of installing the new firmware, then I enabled bluetooth again and it drains like crazy. its hit or miss but people seem to think that whatsapp drains battery. I personally would like to disable LTE (its really slow in my area) and just keep bluetooth that seems to give me 12+ hrs of battery.
randy_c said:
How do you kill or monitor background tasks?
Click to expand...
Click to collapse
You can block background tasks for 3rd party apps in Settings->Applications tab->Background tasks. There is no way to monitor these tasks because WP OS doesn't offer any such capability.
Unfortunately there is no easy way to block 1st party apps and if they are misbehaving (like sync something over and over), there is nothing you can do about it.
Turn on Battery Saver can also effectively kill all background tasks. But that's draconian. I still would like my smartphone do something in the background for me.
Don't forget, the biggest battery drain factor could be your cell phone signal. If you keep the phone in a fringe area, the cell radio will drain your battery very quickly while try to maintain communications with cell towers. This is outside the OS and you can't do anything about it.
I had a weird battery drain the day after the last upgrade. No apps running in the background BAR the movie that i had paused.. I lost 80% without using the phone in a 6 hour period (post charging). After a reboot it seems ok. Perhaps i should pause another movie to see if it happens again....
I must say that I have mine 2 days and the battery drains too fast... I dont know what to do .. Maybe because its new ? Some one can help me maybe ?
rotter123 said:
I must say that I have mine 2 days and the battery drains too fast... I dont know what to do .. Maybe because its new ? Some one can help me maybe ?
Click to expand...
Click to collapse
don't judge a phone's battery life until a week later.
foxbat121 said:
don't judge a phone's battery life until a week later.
Click to expand...
Click to collapse
in wp8 is 2 weeks later
My battery is pretty inconsistent. MOST of the time it's awesome, and will last like 20-25 hours without needing to charge, but that just makes it especially jarring when every now and then I go to check my phone at 4 in the afternoon and it's at critical, and I have no idea what causes it.
Plus when it does die I have to put it on the charger for like 2 hours before it will let me turn it on.
I found interesting point in the battery life today, if the screen is off, the battery drain is in the range of 3-4% which is good, however, if the screen goes on the battery drops like 15% in just 25 minutes. After thinking I tried to set the screen sensitivity to normal and it solved my problem. I kept the screen on for more than 45 minutes and the battery went down almost 6% only which is good. I still have to test more to give a concrete evidence.
Sent from my LT15i using xda app-developers app
I usually run a battery discharge app Saturday night. Then a full recharge with the phone off. That usually gives me dependable battery life of about 12 hours a day for the entire week. If I forget and not run the discharger I notice it midways into the week when I only get about 8 hours out of it.
AT&T lumia920:
after updating my phone to the 1314 update, my battery life got worse.
I went from 14 hours per day to only 8 hours.
thanks nokia -_-
note: I was not experiencing any connectivity issues on my phone.
let's see how many people here actually have NFC on and Auto-Brightness on... lol
I used the sleep app last night after charging to 100%, and then I fell asleep with it on.
I woke up to find the sounds still going, and when I checked my phone worried that I killed the charge, I found it still had 92% left. That's impressive.

[Q] Battery Problem

Hi
I bought this phone 2 week ago. already when my phone was in sleep with airplane mod , the percent of my battery was instant about 10 hours. but now when my phone is sleep with airplane mod and i dont use it , the percent of battery is decrease about 10 percent in 10 hours. i do factor reset. but the problem was not solved. i guess when i update the phone in update center, this problem was appeared. now the version of my phone is :
android version : 4.4.2
software version: V10c-AME-XX
how i can solve this problem? and how i can to return to my first version software and cancel my update?
Try getting your previous rom and flashing that, it might just work
Sent from my LG-D620 using XDA Free mobile app
I don't think Your issue is software-related. I've got my Mini for over a month now, and I was dissapointed about battery life on it's first days. Now I think battery shaped its own and there's no problem with battery at all - it lasts two days with moderate data usage.
Sent from my LG-D620 using XDA Free mobile app
silent_hunter said:
I don't think Your issue is software-related. I've got my Mini for over a month now, and I was dissapointed about battery life on it's first days. Now I think battery shaped its own and there's no problem with battery at all - it lasts two days with moderate data usage.
Sent from my LG-D620 using XDA Free mobile app
Click to expand...
Click to collapse
How long did it take for the problem to solve itself?
I got my phone about a week ago and I was suprised that it was able to last almost 3 days before charging.
Currently battery life is just terrible (less than 24 hours while phone is practically idle, with low brighntness, disabled gps, wifi and data connection) which is quite strange because since then I have rooted my phone and got rid of bloatware.
I have read somewhere that you shouldn't allow li-ion batteries to discharge fully, unfortunately I did that unintentionally,
Is it possible that a single full depletion managed to damage the battery? Or is it possible that I deleted some crucial app?
Phone's electronics and software will protect the battery, so no worry about discharging.
Did you install any messaging app (WhatsApp, Viber, Skype, Tango, Facebook or similar)?
These are draining battery a lot.
No. I don't use those. I even greenified dropbox, pocket and some other apps,
I installed Busybox (I don't know if this is even relevant, honestly I have no idea what am I doing,
I just follow guides to achieve functionality I want )
You may use BetterBatteryStats to find out what sucks your battery.
http://forum.xda-developers.com/showthread.php?p=15869868
Or you revert to stock and stop messing around as you had good battery life before as you wrote.
http://forum.xda-developers.com/showthread.php?p=54325341
Zaaap
Zaaap72 said:
You may use BetterBatteryStats to find out what sucks your battery.
http://forum.xda-developers.com/showthread.php?p=15869868
Or you revert to stock and stop messing around as you had good battery life before as you wrote.
http://forum.xda-developers.com/showthread.php?p=54325341
Zaaap
Click to expand...
Click to collapse
I don't use custom ROM's, after factory reset my phone isn't even rooted. I'll check out BBS soon and post some logs, they might shed some light on the issue. Built in battery usage app shows that most of the battery (30-40%) is sucked by Android OS
Factory reset did help indeed but not for long, battery worked like a charm for 3 or 4 days but problem reappeared.
We lg mini g2 two weeks and never more battery lasted 24 hours on average use. I see that most say the battery should take 2-3 days with average use but to me you is not no day. After 2 hours of Internet browsing still remain less than 50% battery. Is it normal? What will keep you battery continuous internet browsing?
nicuaab said:
We lg mini g2 two weeks and never more battery lasted 24 hours on average use. I see that most say the battery should take 2-3 days with average use but to me you is not no day. After 2 hours of Internet browsing still remain less than 50% battery. Is it normal? What will keep you battery continuous internet browsing?
Click to expand...
Click to collapse
Are you using Google Translator? Because I can barely understand you a little bit. My G2 mini
My smartphone battery does not last 24 hours but I have to admit, I have installed Facebook, Twitter, Skype, Whatsapp, Chrome, Firefox and lots of applications more.
nicuaab said:
We lg mini g2 two weeks and never more battery lasted 24 hours on average use. I see that most say the battery should take 2-3 days with average use but to me you is not no day. After 2 hours of Internet browsing still remain less than 50% battery. Is it normal? What will keep you battery continuous internet browsing?
Click to expand...
Click to collapse
It depends on your usage and brightness settings.
Normally I keep my brightness below 40%.
If I play ingress in the sun with display at 100% brightness I will get the same results as you do.

why is the battery life so poor?

I got an LG G5 2 weeks ago and the battery has been outrageously bad. I bought it used and the owned has owned it for 2 to 3 months. There is very little standby drain and the phone is cold to the touch within minutes. Overnight drain is around 10 to 12 percent with always on display which is normal considering the 1 percent per hour loss plus the normal overnight drain. However when I turn the screen on the screen on time is very poor only about 2.5 hrs to 3 hours. The screen brightness is set 20 to 40 percent no auto brightness. There appears to be nothing draining the battery with the screen being the biggest battery draining. I have location nfc Bluetooth and LTE turned off. Along with touch sounds and touch vibration but toggling these settings makes no difference. Its impossible to find out more because I have no root. If this battery continues to be this poor I'm going to be selling it because I cannot stand having to charge twice a day even with quickcharge 3.0 old xiaomi redmi note 3 lasted 2 to 3 times longer on the battery. Any ideas what could be eating my battery?
Hi
I get 4 to 5 hours screen on time and I use my brightness at 75% to 100%, never as low as 20-40% it's too dark.
What apps do you use when you do have the screen on? Maps and games will drop you to 2-3 hours screen on time like all phones, but normal apps (excluding snapchat) will give you 4-5 SOT.
I would turn off always on display, you won't miss it.
Eeeeh , your Android system and android Os are high , screen should consumpt most of the battery about 30-40% mine does 34% with 35% brightness and Phone idle 22% my android system at 9% android Os 6% , if you dont game you get nearly 1 day life from your battery but if you do you need 2-3 timers charging per day , also if you use Data it just sucks the battery like vacum. So there is a drain in your system but its true lg g5 consumps a lot in order to give you performance in priority and not power saving. Dont forget G5s are the only high range phone that you can swip your battery with no deal , they are giving you that feature , Use it!!! You can grab up to 3600mah (2800 stock) extended capacity battery with a wall charger from ebay really cheap and never again have a battery problem. Also this batterys are lithium ones , i saw in your pic 10% i suggest not to go below 20% you are killing really fast lithium batterys if you decharge them!!!
Jonathan-H said:
Hi
I get 4 to 5 hours screen on time and I use my brightness at 75% to 100%, never as low as 20-40% it's too dark.
What apps do you use when you do have the screen on? Maps and games will drop you to 2-3 hours screen on time like all phones, but normal apps (excluding snapchat) will give you 4-5 SOT.
I would turn off always on display, you won't miss it.
Click to expand...
Click to collapse
Always on display barely drains any battery. I use apps such as facebook, text messaging, messenger, instagram, chrome, etc. I rarely play games because the second I open a game the battery life is only about 1.5 hours sot.
Well Facebook and messenger should be a couple of alarm bells when talking about battery life surely? Also, you bought it second hand, you have no idea how the previous owner treated the battery in the time they had it no matter how short a period it was.
Sent from my LG-H850 using Tapatalk
justinxfan said:
I got an LG G5 2 weeks ago and the battery has been outrageously bad. I bought it used and the owned has owned it for 2 to 3 months. There is very little standby drain and the phone is cold to the touch within minutes. Overnight drain is around 10 to 12 percent with always on display which is normal considering the 1 percent per hour loss plus the normal overnight drain. However when I turn the screen on the screen on time is very poor only about 2.5 hrs to 3 hours. The screen brightness is set 20 to 40 percent no auto brightness. There appears to be nothing draining the battery with the screen being the biggest battery draining. I have location nfc Bluetooth and LTE turned off. Along with touch sounds and touch vibration but toggling these settings makes no difference. Its impossible to find out more because I have no root. If this battery continues to be this poor I'm going to be selling it because I cannot stand having to charge twice a day even with quickcharge 3.0 old xiaomi redmi note 3 lasted 2 to 3 times longer on the battery. Any ideas what could be eating my battery?
Click to expand...
Click to collapse
Hello friends
I have a problem with battery and also unable to turn on the WiFi after update.
I just bought my brand new G5 H860 TWN and updated it, which cause the whole device to malfunction.
please correct me if I'm mistaken. An update is meant to improve the functionality of a device not to destroy it.
Apart from this problem the interesting thing is that non of the LG customer cares know whats causing the problem,
A word of advice to LG. Please Do not make something that you don't know **** about.
yours sincerely
have nice day.
3mehdi said:
Hello friends
I have a problem with battery and also unable to turn on the WiFi after update.
I just bought my brand new G5 H860 TWN and updated it, which cause the whole device to malfunction.
please correct me if I'm mistaken. An update is meant to improve the functionality of a device not to destroy it.
Apart from this problem the interesting thing is that non of the LG customer cares know whats causing the problem,
A word of advice to LG. Please Do not make something that you don't know **** about.
yours sincerely
have nice day.
Click to expand...
Click to collapse
Do a factory reset. Then feedback.
bluerain28 said:
Do a factory reset. Then feedback.
Click to expand...
Click to collapse
Thanks for your advise my friend, factory resetting the device was the first thing i did, but i did not solve the issue.
i have tried the following:
-Flash other ROMs from different countries for H860
-booted the device into safe mode and tried to enable the WiFi and etc.
my WiFi MAC is set to 02:00:00:00:00:00 and it means that WiFi has not been detected by android. Also the Bluetooth address is defined as "unavailable".
and the worst of all is its battery drain issue which kill my battery within 5 hours in standby mode, while i can not notice any abnormal battery consumption in "BATTERY USE DETAILS" section in Battery usage setting. this probably means that some other consumer(perhaps the WiFi) uses the battery without being listed.
3mehdi said:
Thanks for your advise my friend, factory resetting the device was the first thing i did, but i did not solve the issue.
i have tried the following:
-Flash other ROMs from different countries for H860
-booted the device into safe mode and tried to enable the WiFi and etc.
my WiFi MAC is set to 02:00:00:00:00:00 and it means that WiFi has not been detected by android. Also the Bluetooth address is defined as "unavailable".
and the worst of all is its battery drain issue which kill my battery within 5 hours in standby mode, while i can not notice any abnormal battery consumption in "BATTERY USE DETAILS" section in Battery usage setting. this probably means that some other consumer(perhaps the WiFi) uses the battery without being listed.
Click to expand...
Click to collapse
H860? H860 haven't got root nor custom ROM yet. Bootloader of H860's still locked.
I've got a brand new LG G5 which I have been using since Thursday and I honestly can say it sucks big time compared to my 2 year old Z3 which can easily get me 4 hrs SoD on mixed usage. Using the exact same set up of apps, location and wifi/mobile use, I am struggling to see more than 2.5hrs SoD with the G5. Honestly, it just drains battery like no tomorrow and this is fresh battery... I dread to think what it will be like in 2 years. Sony made a lot of mistakes but the Z3 really excelled...

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