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Posts: 455 | Thanked: 278 times | Joined on Dec 2009 @ Oregon, USA
#81
Originally Posted by rhythmspirit View Post
The phone WILL recognize a 2.5 connection and automatically disable ONLY for outgoing calls (you calling someone). It cannot (or will not) do it for incoming calls --- it can only do it SOMETIMES, not all the time. I am not sure if it is a problem with N900 or it's just limited by the 2.5G technology.
If this is indeed how it works on the N900, then it most certainly is a problem with this device! I've never seen this issue on any other 3G phone before.
 
Posts: 89 | Thanked: 6 times | Joined on Feb 2010
#82
Anyone can confirm if this is a limitation of network or N900?
 
Posts: 26 | Thanked: 25 times | Joined on Jan 2010 @ USA, Maine
#83
Originally Posted by le1204 View Post
I was told that the N900 will not work with AT&T's 3G, is this true?

I did a search on the web and it seems like many are saying so....

anyone here running AT&T 3G on the N900?
The N900 will not work on the AT&T 3G network. It has 3 bands of 3G coverage, kbps (DL/UL) WCDMA 900/1700/2100, and AT&T uses 1900. T-Mobile uses 1700 so that works in the US.
 
Posts: 24 | Thanked: 6 times | Joined on Feb 2010
#84
people dont complain because they might be on 3G or they dont know. not everyone who calls you is going to ask why you dont answer. when this happens, the person that calls you will get the ringing tone like normal -- the only thing is, you don't get an alert that someone is calling, so its like you ignore the call and dont pick up. im going to guess its a n900 problem because it happens sometimes, not all the time.
 
Posts: 34 | Thanked: 7 times | Joined on Jan 2010
#85
I am seeing the same thing... I was wondering why i never hear the phone ring, but i just keep getting messages...

I am running 2G, on Tmobile and i rarely if ever surf the net...

I thought it was just me....
 
Posts: 193 | Thanked: 61 times | Joined on Jan 2010
#86
I've just tried this. Switched too 2G, opened up a image and resource heavy website, tried calling and all I got was "this number is unavailable."

This could prove annoying in areas with limited signal and being connected too a service transferring data all the time!

I'm on T-Mobile UK. Tried it with 3G, and it worked fine whilst loading the same website.

Do you think it's possible monitor for calls, and cut out data to allow the call to come through?
 
Posts: 12 | Thanked: 16 times | Joined on Aug 2009
#87
From http://talk.maemo.org/showthread.php?t=36774&page=5

Originally Posted by loranth View Post
For all those who preferred incoming calls interrupting the data transfer, you might be out of luck, as our dear friends using iPhone's have noticed a while ago.

There is a thing called 'Network Mode of Operation' in GPRS, which basically dictates the behavior in this case, what happens when an incoming call comes and you have a data connection active.

The quickest link I now found is below, however it is not the best one, try googling more if you are interested.

http://reviews.cnet.com/8301-19512_7-10115034-233.html

The basic idea though is that there are three different modes, NOM1, NOM2 and NOM3. And NOM1 and NOM3 are good, NOM2 are bad in case of the dropping calls as the NOM2 can't signal the data channel that there is incoming call...

And for example AT&T here in U.S. uses mostly NOM2 networks, I do not know what mode T-Mobile uses, but 3G works on that, so no problems. In Finland the networks are either NOM1 or NOM3, etc depending on operators, and so on..

ps. waiting for my phone number to switch to T-Mobile, can't live without my N900 nor my incoming calls...
Nothing to do with N900, everything to do with shitty networks of USA, namely AT&T.
 

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Posts: 193 | Thanked: 61 times | Joined on Jan 2010
#88
I found this post via google:

http://www.3g.co.uk/3GForum/showpost...41&postcount=1

It's posted about the iPhone, but shows that it's a network limitation.

Edit: got beaten to the explanation!
 
Posts: 604 | Thanked: 108 times | Joined on Feb 2010 @ Phoenix, WA
#89
Originally Posted by le1204 View Post
I was told that the N900 will not work with AT&T's 3G, is this true?

I did a search on the web and it seems like many are saying so....

anyone here running AT&T 3G on the N900?
check out my thread... im having the exact same issue with ATT
and my N900... yessir, no ATT 3G for us... ill be switching to tmobile in a few weeks anyhow :P
 
Posts: 196 | Thanked: 54 times | Joined on Jan 2010 @ UK
#90
Would be useful if we could find a way to enable engineering test mode on n900 to see what network type is in use in different countries/places.
 
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