Note 2 battery life

evermind

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Need help

71%
8h 53mins on batt
Screen 73% time on 1hr 14 mins
Device idle 13%
Cell standby 12%
Android system 3%
Wifi 2%

Is my batt draining abnormally?
I Dun have 4g service so I shd choose gsm/wcdma (auto mode)?

73% of battery use is on the screen. roughly, 21.17%. i would say your brightness is on pretty high. haha. but then, since you obviously dun use your phone that much, 1h14m out of 9hrs, you really dun have to worry about any abnormal drainage.
 

kEvinErd

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I must say I am impressed. Thanks for the battery optimization guide. :)

Screenshot_2012-11-15-21-13-09.png

You have a lot of partial wake locks whereby the phone is awake but screen is off...
 

SKinny86

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I'm trying very hard to use up the battery, even playing numerous games. OMG, now i'm ditching my portable battery pack. :D
 

kEvinErd

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I've no idea what's causing it but I'm very satisfied if battery life maintains this way. No longer have to charge every half a day like with the One X

Download betterbatterystats and you'll be able to find a culprit!
 

carey

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Download betterbatterystats and you'll be able to find a culprit!

Word of caution though - once you find the culprit/s, uninstall betterbatterystats cos the app itself is quite a drain on batt...hahah
 

carey

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On a separate note, I regret updating to the latest firmware

Really screwing up my batt again - always get lots of net access at 0.2kbps (not even sure why) on wifi - doesn't happen as much on mobile data...

Need to do more tweaking = sian max :(

Think I need to revert back to the old firmware siah...
 

gibson7

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On a separate note, I regret updating to the latest firmware

Really screwing up my batt again - always get lots of net access at 0.2kbps (not even sure why) on wifi - doesn't happen as much on mobile data...

Need to do more tweaking = sian max :(

Think I need to revert back to the old firmware siah...

which latest are you refering to?
by the way, there's LJ5 already.
 

hero001

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No problem for me on lj5! Everything seems more stable. And my phone is not even rooted. Sth must be wrong with your settings and configurations!
 

albertchng

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No problem for me on lj5! Everything seems more stable. And my phone is not even rooted. Sth must be wrong with your settings and configurations!

One man's meat maybe the other man's poison.

Some people after flashing to LJ5 experience stable connectivity, others experience more erratic... all these may not be anything to do with settings or configurations.

For those using non-telco set, there must be a reason why LJ5 fw which meant for telco sets was not available to us OTA. I will not simply flash to any fw that samsung roll out unless i can get the changelog of what is implemented or removed. Remember this, newer fw may not be the best fw and every time you flash new fw, you need to re-calibrate the battery, something very time consuming.
 

redtush

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I've had the note II for slightly more than a week.

IMHO, the Bestest feature of the note II has to be the battery life.

After a full day from 8am to 11pm.... there is still an average of 45-55% of juice left on my note..... so technically, based on my usage pattern, the phone should last 2 days on a single charge.....

(This is a non-rooted phone with wifi on, blutooth on, email refresh every 15mins.... average internet use of about 30-45 mins.... phonecalls, sms , whatsapp and even tethering (averaging 30 mins to 1hr daily) for my laptop.

By the way, mine is a non-contract LTE set.... so does not carry all the telco bloated apps...

Previously on my S2 (singtel set), it was such a pain as the phone would die by 3pm the same day...(I could not even afford to tether.)
 

Xlusionist

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Do u all use Iphone or ipad wall charger to charge ur note2? I tried charging with iphone wall charger, took me about 3-4hrs plus. Anyone experience the same?
 

royfrosty

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Do u all use Iphone or ipad wall charger to charge ur note2? I tried charging with iphone wall charger, took me about 3-4hrs plus. Anyone experience the same?

Bro. Check the charger. Our note 2 charger is 2A. Not sure ipad charger is it 2A.
 

aural

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23hr 9min total time. 5hr plus screen time. Watched 2hr video.
Should be quite good already.
Left 14%
Cell data on throughout
Moderate surfing
Whatsapp
Email

http://db.tt/RjL07zk4
zoom
 
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8am - 100% left house.
10.40pm - 41%

Okay anyway can anybody tell me is this consider good or bard ?

14H36M 21S ON BATTERY
 

gibson7

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switched to the new firmware LJ5. previously on LIJ and LJ3 both normally get 20hrs of moderate usage. and recorded 30hrs on those light usage on weekends . let's hope it stays the same.
 
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Ratix0

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Can I ask for more information about your battery life? Just showing how long it last doesn't mean much, because I can easily get the phone to last like 3-4 days by charging it to 100% and leave it screen off and not in use the whole time.

Can you guys also post your screen on time duration? Go to battery and press display, you should be able to see the screen on time. Thats a much more useful metric for measuring usage (not the most accurate but definitely better than only total time).

e.g.
2ijGN.png


I want to know better so I can make a comaprison between different device...
 

renfred89

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Do u all use Iphone or ipad wall charger to charge ur note2? I tried charging with iphone wall charger, took me about 3-4hrs plus. Anyone experience the same?

My ipad3 uses a 2.1A wall charger supplied in sales package. There it charges my phone from 0-100% in about 2.5 hrs or slightly more..
 
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