Weird battery issue - Nexus S Q&A, Help & Troubleshooting

For the past little while my battery has been draining very quickly. It turns out that my power button wasn't grounded and stopped working soon after the battery issues started. I got the power button replaced and ordered a new battery, but now the battery is acting even weirder and I'm not sure if it's a issue with the new battery or with my phone.
The battery will drain fairly slowly (six hours to go from 90% to 50%), but will then drop from 50% to 30% in a matter of minutes and then to 13% even quicker before the phone will shut down completely. I've tried wrong the battery stats but it doesn't seem to have helped.
I'm guessing that it's a problem with the new battery, but I was wondering if anyone had experienced any similar issues? I'm going to switch back to the old battery and see how long it lets as a test but I would like to figure this out soon. Thanks
Sent from my Nexus 7 using xda app-developers app

Hi,
Maybe u can post ur battery stats to help us understand what ur using during the battery drain.
What ROM/kernel are u using?
Is the drainage during WiFi or data usage. If its data, how strong is ur signal?
There is so much that can be causing this so the more info, the better.
Oh, and is the new battery a knock-off? If so that can also be an issue.
Where did u buy it?
Thx
Vs Nexus S4G using tapatalk2

vidaljs said:
Hi,
Maybe u can post ur battery stats to help us understand what ur using during the battery drain.
What ROM/kernel are u using?
Is the drainage during WiFi or data usage. If its data, how strong is ur signal?
There is so much that can be causing this so the more info, the better.
Oh, and is the new battery a knock-off? If so that can also be an issue.
Where did u buy it?
Thx
Vs Nexus S4G using tapatalk2
Click to expand...
Click to collapse
My battery stats from last night were mainly screen and maps. I turned off automatic updating in maps though. I can edit this post after I use my phone a bit.
I'm on stock everything but rooted.
I always leave WiFi on, but the battery has gone from 50 to 30 to dead when I wasn't connected to a network. My signal without WiFi is normally three to four bars, and WiFi is about the same.
The new battery is more than likely a knockoff. I ordered a $10 battery from eBay (my bad).
Sorry about not paying more info. I wasn't sure what else to post. Please let me know if there's anything else you need to know. Thanks
Sent from my Nexus 7 using xda app-developers app

hoponpop said:
My battery stats from last night were mainly screen and maps. I turned off automatic updating in maps though. I can edit this post after I use my phone a bit.
I'm on stock everything but rooted.
I always leave WiFi on, but the battery has gone from 50 to 30 to dead when I wasn't connected to a network. My signal without WiFi is normally three to four bars, and WiFi is about the same.
The new battery is more than likely a knockoff. I ordered a $10 battery from eBay (my bad).
Sorry about not paying more info. I wasn't sure what else to post. Please let me know if there's anything else you need to know. Thanks
Sent from my Nexus 7 using xda app-developers app
Click to expand...
Click to collapse
Well if you're stock(I assume you rooted but kept the same ROM) then maybe you can change kernels
or
Look for a ROM that has the stock feel but has tweaks that can save your battery life. There are a few out there.
But you'll get arguments that stock is not always the best ROM for great battery life.
Its a personal choice so look at the ROMs and pick one after you've read the thread to see similar issues/wants from it.
Good luck

If you are on Jellybean Stock then you should seriously consider using a custom ROM because Google hasn't yet released the perfect Jellybean like they released the perfect ICS in 4.0.4 update..
Secondly, you should try cyanogenmod based ROMs whichever have been great when talking about battery life (There are really awesome ROMs out there).
And follow the below mentioned steps and observe for a full 100-0% cycle drain times and get screenshots of battery stats with screentime and post here..
1. Turn the Screen Brightness to minimum; the tolerable value for you.
2. Remove any unwanted apps.
3. Keep WiFi switched off when not in use.
4. Set the multitask value by Going to Settings -> Developer options -> Background process limit -> At most 4 processes
5. Use minimum widgets and minimum home screens if possible
6. Uncheck the location services in settings. You can switch them ON when required very easily.
7. Clear Running Apps from Settings -> Apps -> RUNNING & also by long pressing Home button.
8. Clear cache at regular intervals and always use back button rather than using Home button
If above steps make a difference then it will become your style or else change the battery and get something like from OEM.
Sent from my Nexus S using xda premium

I took some of dark's advice, although I had already been doing a lot of that stuff. I'm not complaining about the battery life on the stock rom (I have already accepted that it's not the best), but rather the issue of having my battery drop from 50% to dead within 20 minutes, even without use (not at all normal for me). Does anyone know what could be causing that issue?

hoponpop said:
I took some of dark's advice, although I had already been doing a lot of that stuff. I'm not complaining about the battery life on the stock rom (I have already accepted that it's not the best), but rather the issue of having my battery drop from 50% to dead within 20 minutes, even without use (not at all normal for me). Does anyone know what could be causing that issue?
Click to expand...
Click to collapse
How about a screen shot of ur battery stats?
There could be an app or the OS hogging up ur battery.
Vs Nexus S4G using tapatalk2

vidaljs said:
How about a screen shot of ur battery stats?
There could be an app or the OS hogging up ur battery.
Vs Nexus S4G using tapatalk2
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Click to collapse
My battery seems to be holding strong. I'm worried about what will happen when it hits 50% though.
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Sent from my Nexus S using xda app-developers app
edit: i'm sort of wondering if my phone is reading the battery correctly. it kind of seems like six hours is a lot of uptime just to get to 50%, so the rapid drop to zero might just be because the phone isn't correctly reporting the battery's charge.
edit #2: my phone got down to ~30% battery no problem before it shut off completely. upon plugging it in to get the phone turned on, the battery had dropped to 20% and then dropped to 17% with the screen off and the phone plugged in

Clear Battery Stats
hoponpop said:
My battery seems to be holding strong. I'm worried about what will happen when it hits 50% though. View attachment 1386251View attachment 1386253
Sent from my Nexus S using xda app-developers app
edit: i'm sort of wondering if my phone is reading the battery correctly. it kind of seems like six hours is a lot of uptime just to get to 50%, so the rapid drop to zero might just be because the phone isn't correctly reporting the battery's charge.
edit #2: my phone got down to ~30% battery no problem before it shut off completely. upon plugging it in to get the phone turned on, the battery had dropped to 20% and then dropped to 17% with the screen off and the phone plugged in
Click to expand...
Click to collapse
Your battery seems to be good enough to withstand the usage. There is one thing you can still try;
Let the battery drain completely and let the phone get switched off.
1. Now plug in the charger and on the phone go to your recovery. Here I suppose you have the latest CWM recovery.
2. Go to Advanced -> Clear Battery Stats -> Confirm by scrolling. Then reboot the phone and avoid using it before it's charged completely.
3. Now let the battery charge 100% and only after that you unplug it and don't interrupt the charge cycle.
4. Observe the changes in discharge timings. And also paste a screenshot of Screen Usage time by tapping on Settings -> Battery -> Screen (The Time on details...)

darkmentor25 said:
Your battery seems to be good enough to withstand the usage. There is one thing you can still try;
Let the battery drain completely and let the phone get switched off.
1. Now plug in the charger and on the phone go to your recovery. Here I suppose you have the latest CWM recovery.
2. Go to Advanced -> Clear Battery Stats -> Confirm by scrolling. Then reboot the phone and avoid using it before it's charged completely.
3. Now let the battery charge 100% and only after that you unplug it and don't interrupt the charge cycle.
4. Observe the changes in discharge timings. And also paste a screenshot of Screen Usage time by tapping on Settings -> Battery -> Screen (The Time on details...)
Click to expand...
Click to collapse
I'll try that later. I thought you were supposed to reset battery stats when your battery was completely charged so that's how I did it the first time thanks
edit: i'm just about to reset the battery stats again. my phone decided to show 40% battery as I was walking home, but then shut off and shows 0% battery now that i'm home and have access to a charger. i'll let you know what happens once the phone is fully charged. additionally, my phone will say charged while plugged in when my battery monitor thing says that it's only at ~89%, so I don't know if that has anything to do with it. thanks again

Everything seems to be going well today. I'm about 8.5 hours on battery now so I figure I'll let my phone charge a bit. Thanks again, dark. Hopefully this time it'll stick.
Sent from my Nexus S using xda app-developers app

Every battery exhibits different discharge curves vs voltage. The os estimates battery level based on voltage. It is possible that the batteries discharge curve is just very flat throughout with a steep drop in voltage near the end which would produce the results you are experiencing. Wiping battery stats has no bearing on this issue, google cleared up what battery stats really does over a year ago. Best suggestion is to drain the battery fully, charge to 100% and repeat the process several times. This will help both the batteries discharge curve and the os's estimation based on voltage. If the problem persists, buy another battery (preferably not a knockoff) and test again. If you are still having problems after that, you may have a hardware issue with the phone. Does not seem to be a Rom issue, otherwise the drain would be happening constantly, not just after 50%.
Sent from my HTC One X using xda app-developers app

Related

Still getting bad battery.

Okay so I have always had bad battery, but this is a bit extreme.. I am using Suckerpunch build 40 and Serendipity and i am heavily undervolted. I got about 6 hours of moderate usage out of it today before it died. (some gps usage, browsing xda, 40 texts back and forth, internet browsing) I am using JK3 modem with HSUPA enabled.. but i feel like this battery drain is a bit excessive. Any ideas?
If it isn't an app that is polling too much or it isn't a low signal issue, then I could only blame the hardware for being defective. That combination, even with the 1400 overclock has yielded me easily over 24 hours with moderate usage. Even now, I have gone 6 hours with 80% remaining.
Okay, it's caused by one of three things as I see it. And I bet your issue is the 3rd reason.
1) Bad battery, get a new one, but probably not the issue
2) Applications going out over the network a lot, especially if you are usually in the worst area, where you barely get reception, but get a slight amount... this one is tricky because I am yet to find an application to map out how much network an individual application uses over time. Some will monitor which ones are going on the network and some will monitor total network, but not break it down over time per application.
3) A background system application, or user one, is using more CPU than it should and sucking your battery. I had this issue, and at it's worst I was getting only 2 hours of battery life. I finally realized my phone was running hot for no reason. Because of this observation, I got the best application I've found on the marketplace for this, SystemPanel (The paid version). I hate buying applications, but this one saved me money from getting a new battery/phone. System panel will monitor your phone for a given period of time and break down the top apps by CPU useage over the last so many hours (you choose). What I found was that a system process (kswapd0) was sucking 24% CPU. This doesn't mean it accounted for 24% of the application total useage, it means it account for 24% of the CPU useage, which is different because if total application useage is only 1% then 24% of 1% isn't bad. But, 24% of the CPU is. So, I reflashed and all problems were fixed. Battery life could go 36 hours or longer with little useage and ksawpd0 was down to around 1.4%. Later I had bad battery symptoms again, but not as bad (like yours 6 hours and dead), and I checked SystemPanel and guess what, kswapd0 was accounting for 6%. I had to flash again. It's fixed again, not sure why kswapd0 does this, but
What I guess I'm trying to say is get SystemPanel and find out why your battery is dying. It also graph's the phone's drain. Look at the slope of that graph and see if it's extreme. Time when you are using it for internet should be really bad, but the idle time shouldn't be. I get around 36 hours idle time like I said, and if I were to just play robodefense or use the internet non stop I'd probably only get 2 hours of constant useage.
You might have wifi enabled all the time? If you have wifi on when your not connected to a wifi network it drains your battery like no tomorrow.
Sent from my SGH-I897 using XDA App
Seems like the system process idea might be my problem, because i know that wifi is not on, i usually disable it or juicedefender does it for me. I'll go through my normal day of light usage and then post a picture of my battery snap graph. If it isn't better by a run through again today then i will probably reflash like you suggested.
Calibrate.. Charge up to full.. Boot recovery delete bat stat.. Unplug ...discharge.. While off charge up to 100 ..then use
Sent from my GT-I9000 using XDA App
Poor signal is another culprit, especially when using non-captivate modems.... this will cause rapid battery drain. I had one location where my phone would only last 8 hours with no use, because of signal.
darkamikaze said:
Calibrate.. Charge up to full.. Boot recovery delete bat stat.. Unplug ...discharge.. While off charge up to 100 ..then use
Sent from my GT-I9000 using XDA App
Click to expand...
Click to collapse
Already been done dozens of times.
hamburgertrain said:
Seems like the system process idea might be my problem, because i know that wifi is not on, i usually disable it or juicedefender does it for me. I'll go through my normal day of light usage and then post a picture of my battery snap graph. If it isn't better by a run through again today then i will probably reflash like you suggested.
Click to expand...
Click to collapse
Let me know your results!
Try changing the ROM/Kernel combo. All kernels don't go good on all hardwares.
Yes I'm also eager to know what you find, as I am on the latest Phoenix with Firebird 0.8 and JL3 or 4 not sure which.. My battery life just plain sucks, will be getting that app now to monitor.. Anyway let us know what you find asap!
By chance have you tried a different battery. If memory serves me correct, some captivates were shipped wit a bad battery, and they were being replaced under warranty. Just another troubleshooting step.
odd
I'm also experiencing some bad drain on suckerpunch #40 with di1igaf's stripped 5.6 rom.
after flashing, restoring all my apps, syncing my google account, and setting an undervolt, I let my phone idle for 2 hours. over those 2 hours I lost only 1% of battery- I was so excited! this was the best battery performance I'd ever had.
then, I left the phone unplugged overnight and I lost over 20% in 8 hours. I have no idea what happened!
I have been using watchdog lite to monitor processes- the only thing that is using up any CPU is "android system" which is usually taking up about 10% of my total cpu- does that sound normal?
I thought this might be a problem with the flash so I re-flashed but the issue persists. I have been using the same app/widget setup for a few months now with several different ROM/kernel combos and have never experienced this kind of battery drain. Not really sure what to do at this point...
(edit- I have wifi set to sleep with the screen off so this shouldn't be the issue and I flashed from 100% battery and cleared the battery stats)
tehsam said:
I'm also experiencing some bad drain on suckerpunch #40 with di1igaf's stripped 5.6 rom.
after flashing, restoring all my apps, syncing my google account, and setting an undervolt, I let my phone idle for 2 hours. over those 2 hours I lost only 1% of battery- I was so excited! this was the best battery performance I'd ever had.
then, I left the phone unplugged overnight and I lost over 20% in 8 hours. I have no idea what happened!
I have been using watchdog lite to monitor processes- the only thing that is using up any CPU is "android system" which is usually taking up about 10% of my total cpu- does that sound normal?
I thought this might be a problem with the flash so I re-flashed but the issue persists. I have been using the same app/widget setup for a few months now with several different ROM/kernel combos and have never experienced this kind of battery drain. Not really sure what to do at this point...
(edit- I have wifi set to sleep with the screen off so this shouldn't be the issue and I flashed from 100% battery and cleared the battery stats)
Click to expand...
Click to collapse
I had the same issue with that kernel. All kernels may not go well with all hardware. U cud try the kernel I have in my signature. A couple more folks tried the same, and are happy with battery. Idle drain (overnight, with wifi turned off) is about 4% per 7-8 hours of sleep time. ROMs too are known to drain, but in this case, I would strongly recommend trying out kernels.
After battery calibration, I would strongly recommend atleast 2-3 full charge cycles becoming coming to a conclusion that battery drain is high.
thanks for the advice. i will go through another 2 or 3 cycles, then I think I will try the speedmod kernel as I have had success with that in the past. if i'm still having issues I will definitely give that new xcal kernel a try.
the weird thing is the drain seems to be going up and down. right after I flashed, I was losing about 1% per 2 hours. then overnight it was over 3% per hour. this morning it was more like 1% per hour, but now it is speeding up again.
tehsam said:
thanks for the advice. i will go through another 2 or 3 cycles, then I think I will try the speedmod kernel as I have had success with that in the past. if i'm still having issues I will definitely give that new xcal kernel a try.
the weird thing is the drain seems to be going up and down. right after I flashed, I was losing about 1% per 2 hours. then overnight it was over 3% per hour. this morning it was more like 1% per hour, but now it is speeding up again.
Click to expand...
Click to collapse
Speedmod didn't go well with my hardware. I have more drain using speedmod than I have on xcal.
diablo009 said:
Try changing the ROM/Kernel combo. All kernels don't go good on all hardwares.
Click to expand...
Click to collapse
I've tried everything: JK3, ZNKP1, JK4, JL2, JL3.... znkp1 gave me the worst battery honestly, JK3, JK4 or JL2 were the best.
I think I'm going to accept my less than a days worth of battery and carry around a spare with me. Any way here's my usage yesterday. some light usage in the morning (pre 720 am) with idle the rest of the day until 210 pm
Ok i found out my battery stats are resetting at least every boot. Would this be detrimental to battery life?
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Sorry for it being sideways.
Sent from my SAMSUNG-SGH-I897 using XDA App
For good battery life, I recommend using Precsion Rom 1.01 with Speedmod' kernel. I am getting amazing battery life with it After 2d 5h 10m 25s, I am still at 27% battery life.

LG G2X Battery Drain Fix

Out of the box my phone was terrible on battery. It would go dead sitting idle after only 5-6hrs.
It was using over 150mA consistently just sitting idle, compared to 2-5mA now after doing a reset...something in the initial config...and maybe in the several lockups I experienced, must have done something bad.
Cycle the battery by letting it drain all the way down until you cant even turn it on.
Perform a full factory reset and let the phone charge fully before loading the phone up with 3rd party apps just to make sure you dont introduce anything new to the scenario that may drain battery life.
After the factory reset and battery cycling it works how I expect it to...glad I didnt get angry and return it right away.
*Factory Reset*
Settings-Privacy-Factory Data Reset
Few additional things I have found. since initial post...
1. I confirmed several times that qik video is a complete piece of junk and drains the battery, after factory reset dont re-configure it.
2. In settings-location & security settings DO NOT enable Use GPS satellites unless you really need to use specific GPS data for navigation...when indoors the GPS keeps looking for signal and drains the battery very quick.
3. Bluetooth seems to have an issue and is not power friendly at all...I have mine turn on at scheduled times only using an app.
Other Disclaimers:
As has been posted elsewhere the battery drivers are poor at best, you cannot trust the numbers being reported back. What I can confirm is that the factory reset gave me a useable phone for a lot longer than the 5-6 hrs I started with when the phone would physically turn off....regardless of misreporting battery status. So basically do the reset and keep the offending apps/processes off until a better version comes out, and dont trust the reported battery percentage.
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Shrug... never had an issue. When I got the phone, I let it die before charging. Charged it up to 100% and have enjoyed a battery life that exceeds my N1 by at least 100%
momentarylapseofreason said:
Shrug... never had an issue. When I got the phone, I let it die before charging. Charged it up to 100% and have enjoyed a battery life that exceeds my N1 by at least 100%
Click to expand...
Click to collapse
My battery is fine also. I'm on hour 10 and just now got yellow indicator or just now at %30. This is without conditioning and without factory reset.
jink25 said:
Out of the box my phone was terrible on battery. It would go dead sitting idle after only 5-6hrs.
It was using over 150mA consistently just sitting idle, compared to 2-5mA now after doing a reset...something in the initial config...and maybe in the several lockups I experienced, must have done something bad.
Cycle the battery by letting it drain all the way down until you cant even turn it on.
Perform a full factory reset and let the phone charge fully before loading the phone up with 3rd party apps just to make sure you dont introduce anything new to the scenario that may drain battery life.
After the factory reset and battery cycling it works how I expect it to...glad I didnt get angry and return it right away.
Click to expand...
Click to collapse
Nice info. I appreciate you taking the time to give a detailed report.
When first getting a phone, I always drain it and charge it up 100%. Doing a factory reset isn't a bad idea at all...
The battery drain issue doesnt seem to be an issue for many..obviously there is some sort of problem for others though...thats why I provided the documentation to show it happening.
...others also have not had the lockup/reboot issue, which I had too...maybe they are somehow related? Either way a factory reset did the trick...draining the battery to 0 was just for good measure just in case.
Yeah umm... when I downloaded that battery monitor widget its reporting a 1200 mAH battery... hmm...
runderekrun said:
Yeah umm... when I downloaded that battery monitor widget its reporting a 1200 mAH battery... hmm...
Click to expand...
Click to collapse
Thats becuase you need to input your battery rating, default is 1200...The values are ESTIMATED ONLY, and were used to just graph change over time.
runderekrun said:
Yeah umm... when I downloaded that battery monitor widget its reporting a 1200 mAH battery... hmm...
Click to expand...
Click to collapse
Same here.... is 1200 just the default value?
dalepa said:
Same here.... is 1200 just the default value?
Click to expand...
Click to collapse
Yes default is 1200...set the value to 1500.
Yes im getting less than adequate battery life iwill try this when I get home. So far ive been having to charge twice a day just to get through the day.
Thanks for the tip.
Sent from my LG-P999 using XDA App
Ah I see. Hey btw how do I factory reset this beast?
Sent from my LG-P999 using XDA App
runderekrun said:
Ah I see. Hey btw how do I factory reset this beast?
Sent from my LG-P999 using XDA App
Click to expand...
Click to collapse
Settings-Privacy-Factory Data Reset
Thanks home-slice
Sent from my LG-P999 using XDA App
Going on 16Hrs now without a charge and still with 24% left.
This graph is now including a nearly 2 hr phone call, playing a video over HDMI to my TV and a bunch of texting.
Notice the steeper decline in battery during the phone call has a nearly identical slope to the pre factory reset portion of the graph...which just shows how much battery it was draining off before for no good reason.
Battery life has definitely been improving for me on the second and third charge.
Im still having drain issues... .i wonder if I need to leave it charging even after 100% like you did...
jink25 said:
The battery drain issue doesnt seem to be an issue for many..obviously there is some sort of problem for others though...thats why I provided the documentation to show it happening.
...others also have not had the lockup/reboot issue, which I had too...maybe they are somehow related? Either way a factory reset did the trick...draining the battery to 0 was just for good measure just in case.
Click to expand...
Click to collapse
My G2X is working perfect without all the issues some are addressing. As for battery life, I did have some phones before where it was horrible.
My theory is: If a phone comes with a faulty battery, it may be spiking (power) and making the device go wacko ... hence, memory loss, random reboots etc...
Since my few experiences with faulty batteries, I've just always stuck with the rule: "Go with only factory OEM parts or except a higher failure rate with knock off made in china batteries..."
dalepa said:
Im still having drain issues... .i wonder if I need to leave it charging even after 100% like you did...
Click to expand...
Click to collapse
The factory reset was the main factor that fixed the issue for me.
Discharging the battery fully then recharging to 100% may help in that it will calibrate the electronics and get a truly 100 percent charge.
dalepa said:
Im still having drain issues... .i wonder if I need to leave it charging even after 100% like you did...
Click to expand...
Click to collapse
It's actually good to do so.
Drain the battery completely (best before you sleep) ...make sure the phone shuts off by itself from low battery. Usually I play a game or watch youtube to drain it...
Plug it in and let it charge while you sleep...
The phone will have charged* to 100% long before you awake. *The extra hours it's been plugged in til' you awake. (I've noticed that our phone charges super fast. Anyone else?)
When you wake, unplug the phone from the charger.
Then turn it off and turn it back on...refresh it..
You're good to go...
Note: It's always nice to restart your phone, after you've been using heavy apps, especially HD recording, taking pictures etc... With all my smart phones I've noticed that the phone can tweak out at times after heavy use.
Hope this helps...
Ok yeah. I factory reset and battery is a ton better! When I first saw you post that you fixed it with a factory reset I was skeptical but after trying it, yeah it works. Battery (so far!) has been much better after the reset. I wonder if it was the root that messed us up?
Jinx did you root?

Info about my battery life

My battery seems to be REALLY bad. Worse than most peoples from what i gather from reading threads. I get about 8 hours from a full charge with minimal use. It seems that my screen is taking up most of the battery, according to my battery use page.... Any one else having major battery drain like I am??
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My display is taking a huge percentage as well. Everything else is low percentages. Don't know why. My screen is always either on auto brightness or completely dim.
Sent from my HTC Sensation 4G using XDA Premium App
Give it a while and a few recharges. It should get better. Same thing happened to me. It's slowly getting better. I have it about a week now.
Sent from my HTC Sensation Z710e using XDA Premium App
I was getting 7 to 8 hours at first, had my phone almost 2 weeks now and am now getting just under 20 hours with moderate use.
Give it time. My sensation has far better battery life compared with my DHD.
Sent from my HTC Sensation Z710e using XDA App
Peeps, you missed most important thing. Look at the AWAKE line. Either OP is playing a lot with th phone, or something is not letting it sleep.
Yeah, the battery really plummets when you actually use the phone (even on low brightness) but it idles quite efficiently at least...
Did u try juice defender? Just asking ify bout the sensation dnt knw either to get it or wait for sumthing else
mt4g royal ginger v2.1
Gregory.u317 said:
Did u try juice defender? Just asking ify bout the sensation dnt knw either to get it or wait for sumthing else
mt4g royal ginger v2.1
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Would help if you used proper language.
bcpk
Yeah, noticed same thing
I downloaded juice defender beta? whatever the free one was. To me that app does not have a good layout at all, either that or I was missing something. There dont seem to be any personalization settings at all. I dont trust apps to work when they just say "im doing something!!" ya know?
Now that I think about it on that charge I was playing music while I worked on my car for a while, that would explain the awake time. Even without doing that battery life is still really bad and the screen takes up 80%+. I will post another pic after my battery dies today. Dont plan on using it much so hopefully it will last longer.
That is good news about life getting better after a week or two though cause 8 hours with moderate use is unacceptable. My MT4G got a good 24 hours with pretty heavy use, I expect this thing to get at least half that.
i use juice defender and under normal use and a few hours of pandora streaming on wifi im at 35 hours at 40% battery
My phone was also drained like madness, within 6 hours it was empty, even if I didn't do anything with it. At the moment it is better, I did a factory reset through the startup of the phone (turn phone off, remove batt, place batt, hold volume down and push on/off button). There is an option to factory reset.
Strange thing was that when I turned off my phone before the factory reset, it was telling 34% batt. Right after the factory reset is was at 89% ???
I use Battery Status Bar app to display my batt in percentage...
But the good news is, my problem is now solved. Battery lasts for more than a day at normal use and 6-8 hours while very actively handeling it.
Looks like it was a reading wrong information or something...
Got 11 hours out of a battery today. So far its been charging for 4.5 hours and is at 94% charge. Takes about half as long to charge it as it does to kill it!
I will give juice defender a try. Seems like it works for a lot of people.
silentsnow31802 said:
Got 11 hours out of a battery today. So far its been charging for 4.5 hours and is at 94% charge. Takes about half as long to charge it as it does to kill it!
I will give juice defender a try. Seems like it works for a lot of people.
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I had same kind of long charging last night. Battery died at about 7:30pm. I plugged it and did not turn the power on. Went to play some ice hockey and after that I turned the power on again at about 10:10pm and it was still charging. At about 11:20pm(still charging) I unplugged for a couple of seconds to see the specs of the charger and then plugged back, surprisingly percentage jumped to 100. It was still on 100 this morning at about 8:00am.
Now I found out that phones own battery monitor tells me that time on battery is roughly 8 hours But when I check the time from Battery Indicator it tells me that time on battery is roughly 15 hours, which is correct.
Seems that a lot of people are getting false battery readings, me included. I did a factory reset last night and this seemed to fix this, at least until now it seems to report correct (realistic) values. I haven't charged the battery after the reset so we will see if charging messes it up again...
I hope this is a software problem, i really don't want to exchange my phone, i don't have any of the other problems.
what sort of battery times are acceptable for this phone? many are suggesting factory resets and all i wonder if i should do it or not. if i charge the phone overnight it goes to power saver mode usually say 8-9pm and then the power saver mode (basically dim screen and no gps wifi remains on) is managing to hold the power till i go to bed and charge it. is this ok?
juice defender seems to be recommended eh? maybe one should should try that before the factory reset. btw if factory reset done whats the best way to restore your phones contacts to how they are now? i mean it took forever to link all the facebook, phone and microsoft exchange contacts and offcourse gmails. dont want to go through that again.
I tried juice defender last night and it didnt seem to help. I lost 45% overnight without me even using the phone! When I fell asleep the battery meter said 100% still and I woke up to 55%. The phone says there is some awake time, wonder what it could be? As much as I dont want to do it I think a factory restore may be an option since nothing else is really helping. Should I wait until the battery is 100% before I reset it?
Some new pics, keep in mind I was asleep for all of this use except for what the screen awake time says.
cyrarchy said:
what sort of battery times are acceptable for this phone? many are suggesting factory resets and all i wonder if i should do it or not. if i charge the phone overnight it goes to power saver mode usually say 8-9pm and then the power saver mode (basically dim screen and no gps wifi remains on) is managing to hold the power till i go to bed and charge it. is this ok?
juice defender seems to be recommended eh? maybe one should should try that before the factory reset. btw if factory reset done whats the best way to restore your phones contacts to how they are now? i mean it took forever to link all the facebook, phone and microsoft exchange contacts and offcourse gmails. dont want to go through that again.
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I would say you battery life isnt that bad, if it lasts a day then it sounds about right. People are saying the batteries last longer after a couple weeks or so. If you do factory reset try and connect to wifi when google is restoring your contacts and such, it makes things go a lot faster.
I managed just over 9 hours on my first charged but I'm recharging it now and it went straight up to 31% when it booted up again :S
Me and my gf both have a Sensation now(i upgraded from HTC Desire, and she a HTC Legend), we are both pleased with the battery on the phones, she uses stock Sense, and i use LauncherPro, though we did learn something from our older phones, the thing that drains battery extremely much is all the notification emails Facebook automatically send(gmail push), these are almost turned off to 100%, next thing is to turn off all syncronisation in the phone you don't use, ex. i use Launcherpro therefore i don't need the phone to update Sense's own weather, and so on.
We both normally charge the phone every night, but i guess my phone would last almost 2 days on days i don't use it that much.
I must say i am extremely satisfied with my phone, the thing that i dislike the most is the camera, or to say it in a different way, if i didn't know the SG2 had a slightly better camera i may have been more satisfied
silentsnow31802 said:
The phone says there is some awake time, wonder what it could be?
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You should not have anywhere near 100% awake time unless you're using the phone at all times. You have some app that is not shutting down or auto-updating far too often. That's your culprit - find it and your battery life will improve.
bcpk said:
Yeah, the battery really plummets when you actually use the phone (even on low brightness) but it idles quite efficiently at least...
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What app is this???

Seido 3800 maH battery purchased! - best practices?

http://www.amazon.com/Seidio-BACY38...yrocket/dp/tech-data/B006SQ12E8/ref=de_a_smtd
Just purchased the battery above! My very first Seido. Hope everything goes well but based on the reviews it should do exactly what I want and need it to do! Can anyone give me any input on best practices once I get my battery in? I did rush delivery and it should be here tomorrow.
1) I've read a couple people saying it reads 100% all day and some people say it reads perfectly find (battery is at 50% and the indicator on the phone actually says 50% too). How do I get it to read the battery correctly?
2) Also, should I charge it once I receive it first or should I put it in the phone and drain it all the way first then start charging?
3) Does the battery have that auto off charging thing that turns off charging when it reaches full? Or do you have to baby sit it and your phone when it's charging and unplug it from the charger manually to stop the charging from ruining the battery?
4) Is the battery actually fully charged once your phone says 100% or do you have to charge a couple hours after that still?
I have one.
- youll want to properly calibrate your battery. Mine came with about 40% to start with. Just use it normally to drain it first then fully charge up to 100%. When you reach it youll want to charge it an extra 2 hours or so. Also dont forget to wipe battery stats and pull it out for 30 seconds before use.
- it took me about 6-7 charges to get it going at its full potential.
- try to avoid charging in the middle of battery use to 0%.
Sent from my SGH-T989 using XDA
anomy13 said:
I have one.
- youll want to properly calibrate your battery. Mine came with about 40% to start with. Just use it normally to drain it first then fully charge up to 100%. When you reach it youll want to charge it an extra 2 hours or so. Also dont forget to wipe battery stats and pull it out for 30 seconds before use.
- it took me about 6-7 charges to get it going at its full potential.
- try to avoid charging in the middle of battery use to 0%.
Sent from my SGH-T989 using XDA
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Thanks man.
Ok I received it and I was able to drain it from what it read as "40%" and brought it down to 0% dead with a bunch of indoor GPS, pandora playing, all radios on, and max brightness and screen on in about 3 hours.
I'm letting it charge now to 100%, going to let it charge an additional 2 hours after that and then "wipe battery stats."
[Q] Does this mean go into recovery and do the wipe battery stats option in there after it hits 100% + 2 hours?
[Q] What does it mean pull it out for 30s before use? Does this mean wipe battery stats -> then take the battery out of the phone for 30s -> put the battery back in -> turn it on? Is that the right order?
If someone could answer soon that'd be awesome. It's charging right now and I want to make sure to get this down right the first time
Id say your good with the drain and recharge plus the extra 2 hr.some may say battery stats are a myth.I look at devs roms and none if there instructions include reset battery stats if I helped hit thanks...good luck with your battery I hope it helps
Sent from my SAMSUNG-SGH-I727 using xda premium
Charge it to 100% + extra 2 hours then go to recovery and wipe battery stats. After that turn ur phone off pull out the battery out for 30 sec. Then put it back in and proceed with normal use. Then as I said before try to avoid charging in the middle to its way to 0%. And repeat.
The myth about battery stats was regarding a different matter. When i did not calibrate my battery for a long time I noticed that it decreased total life by 10%. So it is imperative that u do it at least time to time.
Sent from my SGH-T989 using XDA
anomy13 said:
Charge it to 100% + extra 2 hours then go to recovery and wipe battery stats. After that turn ur phone off pull out the battery out for 30 sec. Then put it back in and proceed with normal use. Then as I said before try to avoid charging in the middle to its way to 0%. And repeat.
The myth about battery stats was regarding a different matter. When i did not calibrate my battery for a long time I noticed that it decreased total life by 10%. So it is imperative that u do it at least time to time.
Sent from my SGH-T989 using XDA
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Been doing it and im VERY happy with this battery. I actually do not mind at all the "bulk" that the battery + cover brings to the phone, I prefer it! It makes the phone less slippery and a much better feel in my hand!
I ordered the case + clip holder from Seido as well and can't wait to get those in.
First test: (I never charged it the entire day)
3 hours of GPS
heavy browsing
music playing every once in a while
pandora
max brightness
no juicedefender, but i did use SetCPU to underclock the CPU when the battery got too hot (which never happened)
Lasted from 7am to 6pm. That is an INSANE amount of time considering all the unnecessary stuff I was doing with it! This battery is amazing!
I'm going through a "regular" day of usage today instead of trying purposefully to drain it. It's been off the charger since 7am and its sitting at 72%. Satisfied! :highfive:
syypher said:
Been doing it and im VERY happy with this battery. I actually do not mind at all the "bulk" that the battery + cover brings to the phone, I prefer it! It makes the phone less slippery and a much better feel in my hand!
I ordered the case + clip holder from Seido as well and can't wait to get those in.
First test: (I never charged it the entire day)
3 hours of GPS
heavy browsing
music playing every once in a while
pandora
max brightness
no juicedefender, but i did use SetCPU to underclock the CPU when the battery got too hot (which never happened)
Lasted from 7am to 6pm. That is an INSANE amount of time considering all the unnecessary stuff I was doing with it! This battery is amazing!
I'm going through a "regular" day of usage today instead of trying purposefully to drain it. It's been off the charger since 7am and its sitting at 72%. Satisfied! :highfive:
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Blown away right now, with how well 5.1 is running with the 07162012 Nightly CM9. Never had this much success with battery before!
Can't post screenie yet, but will add once I am allowed to.
Weazmeister said:
Blown away right now, with how well 5.1 is running with the 07162012 Nightly CM9. Never had this much success with battery before!
Can't post screenie yet, but will add once I am allowed to.
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I just flashed CM9 Nightly 07162012 yesterday and the battery life has been amazing.
I work at AT&T Corporate Store so I use it at work.
-A few calls
-Texting
-Pandora
-Metal Slug 3
-Facebook
-Instagram
So basically my daily usage and within those 23 hours it also includes me downloading all my apps and syncing my information on to it.
*Oh, I also have the same battery. That's why I posted this on here.*
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Here's my results
Sent from my SAMSUNG-SGH-I727 using xda app-developers app
Thanks for the feedbacks guys, this looks very promising.

Are you like me with battery life?

I'm getting pretty good battery life on bean R2 (I easily average 20+hrs). But no matter which ROM I am on, no matter if I'm getting great or poor battery life, I always start to get on edge once I have dropped below 70%. I start to think, damn there goes battery today. I realize I still have 3/4 of my battery remaining but I just feel this anxiety that my phone is not near full charge.
I let it drain to empty a couple times a month but it becomes almost unbearable when I get down to the last 1/3 of my battery life.
Is it just me?
Sent from my SCH-I535 using xda app-developers app
sounds like you need to turn off percentages. I had this problem until i turned it off. Now i have to go a few steps further to find out what it actually is and that makes me not care as much.
My battery life is HORRIBLE.
Have you tried using an app like GSam Battery Monitor?
I've been able to track down a few issues with that app, including one where I needed to wipe my cache to stop my internal sd card from being continuously scanned.
I always get over 2 hours of screen time over the course of a day. Currently using AOKP Jelly Bean, and it's still the same!
Sent from my Galaxy S III
1Android said:
I'm getting pretty good battery life on bean R2 (I easily average 20+hrs). But no matter which ROM I am on, no matter if I'm getting great or poor battery life, I always start to get on edge once I have dropped below 70%. I start to think, damn there goes battery today. I realize I still have 3/4 of my battery remaining but I just feel this anxiety that my phone is not near full charge.
I let it drain to empty a couple times a month but it becomes almost unbearable when I get down to the last 1/3 of my battery life.
Is it just me?
Sent from my SCH-I535 using xda app-developers app
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Don't drain your battery. People really need to stop thinking these are the old batteries of yesteryear. Draining your battery will cause it stress and lower it's overall life and charge over time. Draining your battery is causing exactly what you're trying to prevent. Best practice is to let it get to 15-20% and then charge.
On topic, I get anxiety about battery at around 70% too. Mostly because it seems to hit that point pretty fast, but then can last the rest of the day no problem.
Have fun with your new phone and keep a charger on stand by! If you use your phone medium to heavy use you should get to the end of your work day and you can charge it when you get home. Did you get your sd card issue resolved?
Sent from my SCH-I535 using xda app-developers app
Ive found that having a spare battery always charged, along with the spare battery charger handy so I can charge a battery while using my phone, works great for my mental 'battery issues'!
On Synergy 1.3, I have AMAZING battery life! Can usually go 2 days between charges if I wanted to...Unplug the phone at 8am and at midnight, I'm rocking 50-60% still, depending on the day.
GSam Battery Monitor can help find apps that are abnormally draining the battery...But I've found that it too can cause the phone to get stuck in a wake lock...So I don't keep it installed, only use it if I have a weird battery drain issue.
I'm the same way, if not worse. I constantly look at power usage (in miliamps and %/hr). I should just remove all battery widgets and percentages, I almost always have enough battery, just paranoid.
Mercuie said:
On topic, I get anxiety about battery at around 70% too. Mostly because it seems to hit that point pretty fast, but then can last the rest of the day no problem.
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That's weird how they do that.
My phone does the same exact thing with the big 4000+ Hyperion battery. It drops to 70% in what seems like no time at all, then three hours later it is still at 70%. The battery gauge obviously is not very accurate at all.
Right now, my phone has been on for just under 10 hours and says it is at 40%. if I just let it go (I charge it every night) it would run all night and still be at around 40% tomorrow morning.
I am the same way after just installing synergy 1.3 on saturday I have been constantly checking battery percentage. Anytime I change anything I get obsessed with it for a while.
This is what I like to see! Used to not be able to get close to 3 hours screen on.
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Sent from my rooted galaxy s3 on beans build 6
What did you change to get increased screen time?
Sent from my SCH-I535 using Tapatalk 2
Switched to beans custom rom. This will be my first discharge though.
Battery
I've read about the new batteries and not letting them completely discharge, instead recharging when it gets to 15% or so.My battery life was awful, if I was at 45% or less I needed to plug it in before going to bed. This was a daily thing, I charged my phone every night, Well I forgot the other night and woke up to a dead battery. I plugged the phone in and turned it on while charging. I charged it to 100%. This was 2 mornings ago (not been charged since) and I'm just now a 46% with normal usage (for me). I just thought this was interesting and wonder if anyone else has experienced this or can replicate it.
Battery Life
I'm getting smoking battery life, been tethering a good 2/3 hours and been on the phone and answering email add day and checking this site. I am on 1.5 Synengy, and using the Snapdragon CPU script that was posted in one of the forums. I can post the link as I don't have a large enough post count, however I would search the forum and find the mod and use it.
It's amazing, I'm at 51% battery and have not plugged in all day. I unplugged it at 7:30 am Arizona time and it's 4:30pm AZ time.
Try it, it' works.
Rob
I get better battery life with than I did with my rezound with extended battery
Sent from my SCH-I535 using xda premium
Here is what I was talking about it's works for me.
Here is the link to the mod I used on my G3 it works amazing, it's a little confusing to enable, but one it's enabled you can rest assured it will work.
You can also change the processor speeds along with the battery save options.
Make sure you read the OP VERY CAREFULLY, it's where all the details are to run the script.
URL: http://forum.xda-developers.com/showthread.php?t=1800703&highlight=cpu+editor
Good Luck
Rob
Battery life
kench33 said:
This is what I like to see! Used to not be able to get close to 3 hours screen on.
Sent from my rooted galaxy s3 on beans build 6
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Wow, your cell standby was eating you up. Hope you got that fixed.
As far as battery life, I feel mine is average to good. Cell standby and Android OS account for only 9% and 5% of my battery, the other 52% of it used up is screen.. so I think thats pretty good numbers to see.

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