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 Battery Drain/Usage on iPhone 2G/3G/3GS/4, What to do? How? Solution?

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tzxsean
post Aug 29 2011, 02:25 AM

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QUOTE(greenlp_87 @ Aug 28 2011, 09:35 PM)
u left ur fb running on the background??surely this is the reason for it..now u see the improvement of ur battery rite?
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no i always terminate it... each time i open

it's like a random occurrence unsure.gif

mayb there's a difference between terminate the fb 1st and off notification later

and off notification 1st and terminate fb app later

This post has been edited by tzxsean: Aug 29 2011, 02:26 AM
tzxsean
post Aug 29 2011, 04:06 AM

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QUOTE(greenlp_87 @ Aug 29 2011, 02:47 AM)
u r rite mate, im notice the difference when i sign out n killed fb without turn off notification 1st...surely this is the reason for the battery to drain faster than before... nod.gif
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need some people to help verify this thou
tzxsean
post Sep 18 2011, 03:49 PM

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QUOTE(azzrul @ Sep 18 2011, 02:01 PM)
Easy, just leave 3g and cellular data ON all the time
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it's nvr off
tzxsean
post Sep 21 2011, 10:48 PM

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QUOTE(azzrul @ Sep 21 2011, 05:25 PM)
Try this solution

- close ALL running apps

- turn notifications OFF

- turn PUSH mail OFF

- set FETCH mail to MANUALLY

- signout from APPS STORE (Settings -> Store -> apple id -> signout)
THEN;

- turn off WiFi.

- turn on everything on cellular data (3G, Cellular Data, Data Roaming)

- Wait until iPhone gets 3G signal, after it wait ~5mins

- Turn off 3G (DO NOT connect to any Wi-Fi networks before this is done), DO NOT turn off cellular data and data roaming.

- Turn on Wi-Fi. Connect to Wi-Fi if available.

- put phone into standby mode. check usage/standby after 5 minutes


Added on September 21, 2011, 5:34 pm

It's caused by frequent hard reset.....
you can simulate it by:

turn on wifi ---> turn 3g & data off ---. hard reset ----> charge iphone to full -----> tadaa... standby = usage  rclxms.gif  rclxms.gif  rclxms.gif
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what is there's no wifi available when i wan to fix it?

tzxsean
post Oct 10 2011, 05:08 PM

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QUOTE(projectnew @ Oct 10 2011, 04:32 PM)
Urgh I'm getting sick of the usage = standby problem!!!!!!!! I want a permanent solution!!!!
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pls read few page back...already got solution
tzxsean
post Oct 10 2011, 11:19 PM

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QUOTE(projectnew @ Oct 10 2011, 06:07 PM)
You mean this?

1st. Turn off WiFi.
2nd. Turn on everything on cellular data (3G, Cellular Data, Data Roaming)
3rd. Wait until iPhone gets 3G signal, after it wait ~5mins
4th. Turn off 3G (DO NOT connect to any Wi-Fi networks before this is done), DO NOT turn off cellular data and data roaming.
5th. Turn on Wi-Fi. Connect to home Wi-Fi if available.

This only solved it temporary. The problem will comeback after I do a cycle charge ( drain till 0 and recharge).

Unless you are referring to something else? enlighten me! Desperate la... my iphone still new still a virgin(not jail broken yet)=(

BTW I always do a cycle charge... is this the cause of this problem? I haven't try a charge without draining it... should I try?
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calibrating the battery do it once a month if enough ....

and yes by doing that u can get rid of the problem

however no permanent fix for this bug yet

mayb wait for iOS 5?
tzxsean
post Oct 31 2011, 11:44 PM

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btw...as for battery problem

i notice a new problem

last time we had standby time = usage time

now I experienced that this usage time on the phone is actually longer than the time I had spent on the phone

eg. Fully charged....I open and use for a while (less than 1 minute)

I put it into standby mode and after a while I open again

the usage time will become like 1-2 minutes even it's sleeping

somehow smtg is running in the background
tzxsean
post Nov 7 2011, 12:58 PM

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repost for better attention:



btw...as for battery problem

i notice a new problem

last time we had standby time = usage time

now I experienced that this usage time on the phone is actually longer than the time I had spent on the phone

eg. Fully charged....I open and use for a while (less than 1 minute)

I put it into standby mode and after a while I open again

the usage time will become like 1-2 minutes even it's sleeping

somehow smtg is running in the background


 

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