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-   Nokia N900 (https://talk.maemo.org/forumdisplay.php?f=44)
-   -   N900 battery life questions, issues, scenarios (https://talk.maemo.org/showthread.php?t=31020)

MaemoCurmudgeon 2009-12-01 18:21

Re: N900 battery life
 
Quote:

Originally Posted by TA-t3 (Post 403097)
That would go completely against how I use my N800, and thus how I plan to use the N900.

The best laid plans....just as you are a unique individual the N900 is unique from your N800. you will be disappointed if you think the N900 will work as you describe. All evidence (as opposed to speculation) seems to support a very power hungry WiFi system.

Secondly have you every surfed/used 3G,3.5G - just as functional as WiFi - with less power consumption.

quark 2009-12-01 18:53

Re: N900 battery issue
 
Quote:

Originally Posted by marauder (Post 402123)
This morning my N900 had the same problem again. It could not find my home WiFi connection. I would suspect it has something to do with battery draining.

Is there something that can be done through xterm when N900 fails to find an existing WiFi signal, without having to reboot? Is there a wifi related service I could try to restart to get this working or some way to check wifi module status?

I'll try to find out how to reproduce this wifi issue...




I messed up here. I meant "in idle condition". No data connection.

Ok I had the same problem and after a lot of testing I think I worked out a solution.

The problem is in the wifi connection: no matter which parameters are in use (10/100mW or WPA mode only or else): every time you connect or try to connect to a wifi lan, you will notice a battery drain problem and the device itself getting warmer (as if the wifi chip wouldn't go off).

The only solution for now is a reboot, so every time you connect (or try to connect) to a wifi lan, you have to reboot the N900.

Hope this helps for now :)

amorek13 2009-12-01 19:05

Re: N900 battery life
 
load applet is not working correctly there is a bug for it, it will cause memory problems and from what i notice it drain battery also my personal experience

https://bugs.maemo.org/show_bug.cgi?id=6227

Bratag 2009-12-01 19:21

Re: N900 battery life
 
Quote:

Originally Posted by amorek13 (Post 403286)
load applet is not working correctly there is a bug for it, it will cause memory problems and from what i notice it drain battery also my personal experience

https://bugs.maemo.org/show_bug.cgi?id=6227

Hrmm havent run into that one. This is the little status bar applet as opposed to the widget correct?

peio 2009-12-01 19:54

Re: N900 battery life
 
I also confirm a massive improvement in battery life since I disabled the facebook widget: Battery used to start "ringing" at 6pm, now I finish the day (12pm) with 20% battery

Laughing Man 2009-12-01 19:58

Re: N900 battery life
 
For those of you using the Facebook widget, how often did you have it set to refresh (if you can set its refresh interval?)

Alex Atkin UK 2009-12-01 20:02

Re: N900 battery issue
 
Sounds unlikely. Surely if the bug is that simple it would have been noticed a long time ago. Is it just certain WiFi connections, new WiFi connections?

It must be more specific than ANY WiFi connection because pretty much everyone would have the problem if it was.

Enyibinakata 2009-12-01 20:04

Re: N900 battery life
 
I took my n900 to work today and to my shock, I noticed that the once steady battery had begun to drain fast. I restarted and ensured nothing was running in background all to no avail. Finally I found that wifi scanning was at 10 minute interval ! I changed interval to 'Never' then drain stopped.

cenwesi 2009-12-01 20:06

Re: N900 battery life
 
yeah, that wifi was a pain to turn off. No so intuitive once you turn it on you tend to forget. i will do a real test sometime this week with mine.

login8 2009-12-01 20:23

Re: N900 battery life
 
I was really eager to get this phone when I first read about it but now im having second thoughts, why do all new phones focus so much on cramming as much hightech stuff as possible in a phone and let the battery come second? Currently using an n85 wich is supposed to have decent battery life 30 hours playing music and so on but if I stream over 3g the battery is drained in a matter of hours.

If I were to get this phone I would most likely have the music player on and playing atleast 9 hours a day monday to friday. How would the battery last by only playing music stored on the device for 9 hours straight?


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