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The phone was freshly charged overnight. I was using the internet while listening to music through (3rd party) headset and since the 3G signal in the building was kinda ****ty I switched the phone to EDGE (GSM only). Then I quit the Settings menu and opened Firefox, tried to load a web page and at this point the phone froze. I'm not sure if I restarted it or it restarted on itself but after the boot the battery was showing about 40% less. So I turned the phone off, pulled the battery, rebooted, same reading.
I used the phone for a while after that and now it's showing critically low battery and I'm wondering what should I do now?
Is it really so low on battery or the reading is wrong?
Can 40% battery disappear just like that and what could cause it?
Should I charge the battery or let it discharge until it turns off by itself?
Battery screenshot attached.
Perhaps a battery calibration issue caused due to the crash, my advice would be to drain the battery all the way down to zero and let the phone turn off, remove and reinsert battery and proceed to charge till full and then turn the phone on again. Hopefully issue should be a one-off and now resolved.
Sent from my GT-I9100 using XDA Premium App
happend to me before on my htc desire hd..battery pulled and battery stats dropped down the gutter..just let the battery die and charge fully or even just charge it up to 100% from where u at now..doesnt matter it will fix itself...
My phone was doing the same thing, it was rebooting or shutting down two or three times a day, usually a few minutes after taking off of charge.
I have sent it back for a replacement.
Do not drain the battery to zero. There is not reason to go belox 10% charge, as you could damage the battery if going to 0. These are new batteries much smarter then old ones.
You don't need to drain to zero but it won't do any harm if you do. Probably a wee softwre glitch. Wouldn't get too worried about it.
a good option is battery doctor - its a free aplication from the market...
let your battery go down to 20% and then open the app in charging mode...let it charge(dont close the app during the charging process, just keep it open)...woallla.. u have made a full cycle charge - easy as that...
Im unlocked rooted running wetdream. Ever since installing it, the battery indicator wont show charge beyond 95%. When charging with phone off, it reaches 100% but as soon as I power on, it only shows 95%. I've done battery cal app, let die completely twice, charge overnight, pull battery while still plugged in (which I never got missing battery notice for) and wiped battery stats in recovery. Is this something I just need to learn to live with or anyone have any other ideas? Btw, im loving nottachs wetdream rom. I know this has been posted elsewhere, I've tried all those tips. Just wondering if there are any new tried tips I can look into. Tia
Sent from my MB860 using XDA App
Have you tried a fresh reflash of the ROM after you did the battery calibrations?
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Voelker45 said:
Have you tried a fresh reflash of the ROM after you did the battery calibrations?
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Click to collapse
No I haven't. Will try that next. Thanx.
Sent from my MB860 using XDA App
I had same issue.. Using Battery Dr app to charge my phone.. I just let the phone get down below 20% and then did a full cycle charge again.. that fixed it for me
NinjaWookie said:
I had same issue.. Using Battery Dr app to charge my phone.. I just let the phone get down below 20% and then did a full cycle charge again.. that fixed it for me
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Click to collapse
How did it fix it for you? I tried it last night and still only reached 95%
No need of any app. Just drain the battery till it powers off. Full charge without switching it on. Should get the 100% bck.
Sent from my MB860 using Tapatalk
i had same issue too,tried a full wipe or flashed different sbfs,but it didn't work at all.i guess it is gingerbread's fault.this didn't happened in 2.2.
anupash said:
No need of any app. Just drain the battery till it powers off. Full charge without switching it on. Should get the 100% bck.
Sent from my MB860 using Tapatalk
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I've done that twice with no effect.
kidqian said:
i had same issue too,tried a full wipe or flashed different sbfs,but it didn't work at all.i guess it is gingerbread's fault.this didn't happened in 2.2.
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I never had this on stock, but with the 10% changes in battery, would I have noticed.
When you are installing custom ROM, this is expected. You can try this,
Steps:
1. Drain your battery till gets shut off, then charge it till it says "Fully Charged" irrespective of 95% or 100%.
2. Once charged, Reboot the phone in recovery mode, keep the phone plugged into charger
3. Start it in Recovery mode using CMW, then remove battery stats
4. Switch off the phone
5. It show battery icon with %, with plugged in remove the battery
6. it will show missing battery icon, then insert the battery.. it will show 5% or 20%
7. Charge it for 3-4 hrs, then reboot the phone, you will see 100%
This Fixed for me...
Hi I've been using Neutrino for weeks and have not been able to get past 97pc battery using all techniques on xda. I finally fixed it yesterday when I installed clamsysns 1.5 kernel and charged over night and it was back to 100.
Sent from my MB860 using Tapatalk
Just an update. I installed the newest version of wetdream yesterday. Got it to charge to 100% then thru resetting up phone and such, dropped to 18%. Recharged but didn't make it to 100% this time. Got to 95% but 4200mv, so I assumed full charge. At that time it was bedtime, so decided to just plug back into charger for the night. This morning it read 100% again. So its basically getting its full charge, just not showing all the time. A glitch I guess ill have to live with.
zigbee_chitti said:
When you are installing custom ROM, this is expected. You can try this,
Steps:
1. Drain your battery till gets shut off, then charge it till it says "Fully Charged" irrespective of 95% or 100%.
2. Once charged, Reboot the phone in recovery mode, keep the phone plugged into charger
3. Start it in Recovery mode using CMW, then remove battery stats
4. Switch off the phone
5. It show battery icon with %, with plugged in remove the battery
6. it will show missing battery icon, then insert the battery.. it will show 5% or 20%
7. Charge it for 3-4 hrs, then reboot the phone, you will see 100%
This Fixed for me...
Click to expand...
Click to collapse
i am trying to do this, but no matter how long my phone stays connected it never says fully charged, just keeps showing the animated goo at 90% on top of battrey, it can do that forever, should i try what you said even if it does not say fully charged?
I charged my phone during the night to 100% and used it for a bit this morning. I went to the beach for the day, and left my phone at home. Upon returning (roughly 5 hours later) my screen was stuck on the ATT splash.
I looked at my battery usage to see if anything strange had happened, and I was greeted with the attached image.
I am currently running stock ICS 4.0.3 from ATT. Rooted with Kernal version 3.0.35-Siyah-v3.4.2. I do have a lot of widgets on my home screen, but I have had this same setup for more than 2 weeks and nothing like this has ever happened before.
Pleas let me know if you need any more details. Any and all help is appreciated.
--Dolk
Download batery calibration app from market, charge until you get 4200mv, disconnect charge, calibrate then after succesful calibrate restart phone then dont shutdown until you get force shutdown.
If you cant get 4200mv, wait to the highest value then calibrate
Anyway your signals are very low, it will be drain battery rly fast, try make them highet and keep wifi shutdown
Sent from my GT-I9000 using xda app-developers app
Arlicc said:
Download batery calibration app from market, charge until you get 4200mv, disconnect charge, calibrate then after succesful calibrate restart phone then dont shutdown until you get force shutdown.
If you cant get 4200mv, wait to the highest value then calibrate
Anyway your signals are very low, it will be drain battery rly fast, try make them highet and keep wifi shutdown
Sent from my GT-I9000 using xda app-developers app
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Click to collapse
Why does low signal strength quickly discharge the battery? Also does this explain for the gaps in the battery info or is it something else?
Our phones do not require battery calibration. Have you installed betterbatterystats, and watchdog? If not, install them and see if it happens again. I can tell you that it's not the official update that's the problem, as I had it installed for a few days. Almost gotta be a rogue app. You could also try switching kernels just to see if it helps.
Sent from my SGH-I777 using Tapatalk 2
Thanks but again, whats going on? If I have been using the same setup for more than 2 weeks, shouldn't an occurrence like this have already happened?
I had a similar incident today running stock 4.0.3. no root. Phone went black. Once I noticed it, I restarted it which it didn't want to do at first. Went to the battery stats and it looks similar to yours. Battery level showed about a 50% drop. Never had that happen before.
Well I am going to try the first suggestion and see if that helps. I'll report back later.
It seemed that the first option worked pretty well. I let my phone sit for 8hrs today, and the battery only discharged to 87%.
Dolk89 said:
It seemed that the first option worked pretty well. I let my phone sit for 8hrs today, and the battery only discharged to 87%.
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Click to collapse
Probably kuz it didn't reboot. It looks like your phone rebooted quite a few times for whatever reason, back to back, possibly got stuck in some boot loops too. Id call it a fluke unless it happens again.
And there is no "calibrating" our battery. If you reboot at lower capacities it'll come back substantially lower and then correct itself slowly over time. Its just how our meter works (voltage reading vs mah counter)
I will try to explain my problem clearly and in a concise manner.
My battery started giving problem since a few days back.That time I had ICS in my phone.
My phone having enough battery gets shutdown in the middle of nowhere.
If i turn it on,it shows battery to be 0 or 1%.Then i used to set it on charging,and it used to work normally and battery starts getting charged from 1%.
On the other hand,if instead of turning up the phone and charging again,when i used to plug the charger in without turning on phone, my phone shows the correct battery percentage.And it starts charging normally.
To summarise-
My phone having enough battery gets shutdown in the middle of nowhere.If my phone gets off on 70% automatically,and if i plug the charger keeping the mobile off,it starts charging from 70%.But if I turn on the mobile and plug the charger,it starts charging from 0%
So this thing worked for a few days.After that my phone started turning off quite frequently.And I had to plug the charger everytime it turns off so as to turn it on again.
A couple of days back,I flashed cyanogenmod JB and siyah kernel.Since then it has been worse.
Now phone doesnt even last a minute even after full charging.It just shuts down as soon as I turn it on.I tried clearing battery stats.
I am unable to use my phone,its next to a dead phone.Please help !
What should I do to save my phone?
maybe its time to replace battery...
kaczkalolo said:
maybe its time to replace battery...
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Click to collapse
Are you sure battery needs to be replaced?
One more thing, after flashing JB, the battery percentage doesnt fluctuate as before.
It gets off at say 70%, and then it doesnt matter if i charge it keeping phone on or off,the charging starts at 70%.
Its just that the phone gets off for no reason as soon as it is turned on.
There is an app on market called My Battery Status, you can check your battery health with it.
Sent from my CyanogenMod 10 powered GT-I9100 using xda premium
Replace the battery
Hi, I´m new, my phone have a weird problem.
Recently I installed Pandawan Rom V2, like 3 days ago I update to V3. The problem is that, the battery is in like 85%, the phone is with data connect and suddenly the phone restarts, after the boot restart again, and when the phone starts the battery is in 1%. This only happens when the data is on, or I´m playing. The phone in normal use, sms, some calls, or in stand by have a normal consume of battery. So my question is, I need a new battery or is a software problem?
After 5-10 min with the phone off, I turn on the phone and the battery is charge a little bit low from when the phone restart the first time.
P.D. I did the installation following the Pandawan Rom thread instruction.
Sorry for my bad english.
Same thing happens to me, mine happens a lot when using Chromeand watching embedded Youtube videos. My phone has been running CM10, it doesnt matter if it's the latest nightlies or stable. I even tried CyanFox and it still does it. My phone could be at 100% battery then it crashes and shows a low battery at reboot and shuts down. I have to connect a charger to even get it to fully boot.
Sounds like time for a new battery.
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How old are the batteries? Is there any swelling of the batteries (not perfectly flat)? The apps mentioned are indeed battery intensive and would effect a marginal battery.