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Lumia 800 poor battery life

Advisor
lumpaywk
Posts: 14

Re: Lumia 800 poor battery life

Im new here and new to Nokia my last one wasthe N95 8gb, but i am not new to WP7 and i can assure you all this is not an OS issue. My HD7 has a smaller battery and lasts about 3times the lengh of my Lumia my wife also has a HTC Mozart and that lasts about the same as the HD7. This is something to do with the Lumia itself be it a bad batch of batterys or a firmware issue. Nokia needs to get this fixed but before that it is vital they address our concerns and let us know what they are doing to fix it.
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Mobile Emperor
psychomania
Posts: 26,918

Re: Lumia 800 poor battery life

Did you read the two posts before yours before you made this one? Can you try what the user suggests? It would make sense that an app that Nokia added to WP could be the cause if your other WP devices have been ok.
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Advisor
DarthNaga
Posts: 24

Re: Lumia 800 poor battery life

the "App highlights" app was one of the first things i removed from my homescreen AND from background tasks when i first got the phone home, so its definitely not that. Also i charged my phone today during work, got the battery to 100%, its been unplugged for 2 hours and its at 65%...and thats without data, all background stuff disabled, no extra apps on it, no 3g, and the wifi crapped out earlier today too (leaving it that way to show CPW this evening).
I'm going to put this down to a bad batch and *hope* that my replacement doesn't have these issues *crosses fingers*
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Mobile Guru
Posts: 1,723

Re: Lumia 800 poor battery life

 


DarthNaga wrote:
got the battery to 100%, its been unplugged for 2 hours and its at 65%...and thats without data, all background stuff disabled, no extra apps on it, no 3g, and the wifi crapped out earlier today too

That specific description definitely sounds like a hardware problem to me, I would guess either the battery management  module or the battery itself. Hope the replacement is OK, please let us know.

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Counsellor
Arkiliknam
Posts: 30

Re: Lumia 800 poor battery life

I'd be interested to know how many people with this phone don't have this issue. Because I already been through 2 devices, I'm skepical that its a bad batch issue...
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Advisor
DarthNaga
Posts: 24

Re: Lumia 800 poor battery life

LOL its dropped to 62 in the past 5 mins.
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Advisor
lumpaywk
Posts: 14

Re: Lumia 800 poor battery life

I strongly dout that the facebook app is causing this issue as i have it on all 3 of my wp7 devices. I have all background tasks turned off. I have changed the setting on my googletalk app (forget the name but if makes a diff i will post here) to not push notifications. I will let you know how this test proves.

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New Member
zeduffman
Posts: 6

Re: Lumia 800 poor battery life

I've found WhatsApp really sucks the battery down. It's difficult to turn off push notifications with that though because it would kind of defeat the purpose. 

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Mobile Emperor
psychomania
Posts: 26,918

Re: Lumia 800 poor battery life

DarthNaga, hope your replacement is better! If you get another lumia please let us know how it behaves. I'm still trying to obtain a trial lumia as i had a few concerns about battery when i used one at Nokia World last month.
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Counsellor
Arkiliknam
Posts: 30

Re: Lumia 800 poor battery life

I'm quite positive its not an app that's causing the issue as the first thing I did to my phone was uninstall the packaged apps like British Air and the Nokia App portal... without installing any of my own apps, its already an issue (on both of the devices I tried)
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Sage
Posts: 291

Re: Lumia 800 poor battery life

You're right, it isn't an app.

It can't be. simply can't.

Dodgy batch of batteries I say.

After a reset yesterday wifi has been behaving but it did restart a few times today.

They need to replace network providers stocks with new ones, then get those sent out to replace.

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Counsellor
teh0wner
Posts: 89

Re: Lumia 800 poor battery life

Another problem Iv've just noticed which may be related to this, is that my battery doesn't fully charge up to it's full capacity..

The battery diagnostics tool says my full charge capacity is 1524mAh, and the remaining charged capacity is stuck at 1357mAh for 2+ hours now (charging).
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New Member
loopz
Posts: 9

Re: Lumia 800 poor battery life

My experience today is as follows:

Charger off at 6.30am.  Wifi off.  Bluetooth off.  One email account (30 min sync).  Location services on.  Find my phone off.  Facebook and google logins added.

So far made one phonecall (a few minutes), sent 5 or 6 txts, surfed the web for around 30/35 minutes.   Checked the phone now and again (new emails etc), probably about once every 30-60 minutes on average.

 

Remaining battery life is 49%
Estimated time left 12 hours
Time since last charge 12 hours.

Its now 7:28pm.  So it looks like the phone can work ok all day given my normal usage, will see how the web surfing goes as I leave work and head home.

Does this Lumia sound healthy?

 

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Counsellor
jragar
Posts: 50

Re: Lumia 800 poor battery life

in contrast i left my htc hd7 on while i was away with wifi turned on, syching hotmail and facebook, and it has lasted for 1 day 23 hours with 58% battery remaining, and estimaged time remaining as 5 days 11 hours
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Counsellor
teh0wner
Posts: 89

Re: Lumia 800 poor battery life

Can you guys check if you Lumia charges to it's full capacity? I've noticed mine charges up to a maximum of -200mAh of the full capacity.. (left over 3 hours and won't budge)
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Sage
Posts: 291

Re: Lumia 800 poor battery life

According to the lumia page on the nokia site, 335hours maximum 3g standby time...thats just under 14 days I do believe. That would never in a million years happen with mine.

I also challenge someone to play music for the advertised maximum 55 hours......

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Advisor
BrentNewbury
Posts: 25

Re: Lumia 800 poor battery life

@teh0wner, Yes, I'm getting the same consistent 1300~/1500~ mAh.
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New Member
miele84
Posts: 3

Re: Lumia 800 poor battery life

Hello, all. Get the lumia one week ago and I have the battery troubles also. Called nokia support and they promised an update. But i don't know what to do, because i can change my lumia for 14 days for another....I like the system and phone but the battery life is really really poor. Can anybody tell me how to set the find my phone mode off?

 

Thanks.

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New Member
fdebacker
Posts: 2

Re: Lumia 800 poor battery life

After having discussion with a friend about this picture and the fact that i coudn't start the phone, He said me to plug the provided charger, not using an usb port from my pc. I did it, and after some time, I could start it again. So, I'll continue to test, disable background tasks.

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New Member
Swampie
Posts: 8

Re: Lumia 800 poor battery life

I have the same thing with regard to "full capacity" - 1500mAh max, but remaining charge, when "fully charged" (reporting 100%) doesn't get above about 1300mAh.

 

I suspect what it's talking about is that the battery's full charge is 1500mAh, but the *remaining charge before it turns off* is 1300mAh.  This would fit with keeping 200mAh charge minimum on the battery as Lithium Ion batteries *really* don't like being fully discharged.  So the 200mAh is likely to be a 'safe' minimum to keep the battery working right, and so when reporting to the phone, 100% is 1500mAh, 0% is 200mAh.

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