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  1. #1
    This has likely been discussed before, but a google search turned up
    mostly unlocking services.

    How can a Cingular TREO 650 be unlocked to use on Tmobile?

    Is it necessary to change the software load on the phone to work with
    T-mobile's Tzones internet instead of Cingular's Media Net?

    Or do I just need to change gateway, etc?

    I have Tmobile on a RAZR now and I have the $5.99 Tzones, I was going
    to try that SIM on a Treo and see how well the internet works with an
    alternate browser like Opera Mini.



    See More: TREO 650 Unlocking?




  2. #2
    John Navas
    Guest

    Re: TREO 650 Unlocking?

    On Sun, 22 Apr 2007 19:46:35 -0700, SMS <[email protected]>
    wrote in <[email protected]>:

    >Thurman wrote:
    >> "John Navas" <[email protected]> wrote in message
    >> news:[email protected]...
    >>> On Sun, 22 Apr 2007 08:51:06 -0700, "[email protected]"
    >>> <[email protected]> wrote in
    >>> <[email protected]>:
    >>>
    >>>> This has likely been discussed before, but a google search turned up
    >>>> mostly unlocking services.
    >>>>
    >>>> How can a Cingular TREO 650 be unlocked to use on Tmobile?
    >>> Ask Cingular to do it. I just got the unlock code for my old V551 that
    >>> way.

    >>
    >> Two Cingular stores and a Cingular dealer refused.

    >
    >Sometimes you can get Cingular customer service to unlock a phone, if
    >you give them a good story about going overseas and wanting to buy
    >prepaid SIM cards. This story usually only works if you have a quad band
    >phone.


    All it actually takes normally is an account in good standing.

    --
    Best regards, FAQ FOR CINGULAR WIRELESS:
    John Navas <http://en.wikibooks.org/wiki/Cingular_Wireless_FAQ>



  3. #3
    Todd Allcock
    Guest

    Re: TREO 650 Unlocking?

    At 22 Apr 2007 19:46:35 -0700 SMS wrote:

    > Sometimes you can get Cingular customer service to unlock a phone, if
    > you give them a good story about going overseas and wanting to buy
    > prepaid SIM cards. This story usually only works if you have a quad
    > band phone.


    Canada and Mexico use 850 and/or 1900, so any Cingular phone can
    theoretically be used outside the US.


    > My mom couldn't get them to unlock her Nokia phone when she was moving
    > from Cingular to T-Mobile...


    I suspect the trick is to unlock before you tell them you're switching
    carriers... ;-)


    --
    Posted via a free Usenet account from http://www.teranews.com




  4. #4
    PDA Man
    Guest

    Re: TREO 650 Unlocking?

    You will need to get the phone SIM Unlocked to use a foreign SIM. Cingular
    will give you the code if you have a Valid Acct. Lately they have asked for
    proof of purchase.
    I also HIGHLY recommend that you look at this thread. I did this and was a
    very smart move. Makes you end up with a Plain Unbranded TREO 650 GSM. Frees
    up memory also. Read it over, read it again, and then read it again. If you
    read it and follow instructions it is a breeze. But if you do not, you may
    get a brick. THIS DOES NOT UNLOCK YOUR PHONE

    http://discussion.treocentral.com/sh...ad.php?t=87669




    "[email protected]" <[email protected]> wrote in message
    news:[email protected]...
    > This has likely been discussed before, but a google search turned up
    > mostly unlocking services.
    >
    > How can a Cingular TREO 650 be unlocked to use on Tmobile?
    >
    > Is it necessary to change the software load on the phone to work with
    > T-mobile's Tzones internet instead of Cingular's Media Net?
    >
    > Or do I just need to change gateway, etc?
    >
    > I have Tmobile on a RAZR now and I have the $5.99 Tzones, I was going
    > to try that SIM on a Treo and see how well the internet works with an
    > alternate browser like Opera Mini.





  5. #5
    SMS
    Guest

    Re: TREO 650 Unlocking?

    Todd Allcock wrote:

    > I suspect the trick is to unlock before you tell them you're switching
    > carriers... ;-)


    Duh!

    They'll usually unlock world phones without a hassle, but unlocking
    north American phones is really not in their interest.



  6. #6
    John Navas
    Guest

    Re: TREO 650 Unlocking?

    On Mon, 23 Apr 2007 09:42:19 -0700, SMS <[email protected]>
    wrote in <[email protected]>:

    >Todd Allcock wrote:
    >
    >> I suspect the trick is to unlock before you tell them you're switching
    >> carriers... ;-)

    >
    >Duh!


    Actually makes no difference.

    >They'll usually unlock world phones without a hassle, but unlocking
    >north American phones is really not in their interest.


    AT&T/Cingular will unlock any phone it has sold for an account in good
    standing.

    --
    Best regards, FAQ FOR CINGULAR WIRELESS:
    John Navas <http://en.wikibooks.org/wiki/Cingular_Wireless_FAQ>



  7. #7
    Todd Allcock
    Guest

    Re: TREO 650 Unlocking?

    At 23 Apr 2007 09:42:19 -0700 SMS wrote:

    > > I suspect the trick is to unlock before you tell them you're switching
    > > carriers... ;-)

    >
    > Duh!
    >
    > They'll usually unlock world phones without a hassle, but unlocking

    north American phones is really not in their interest.

    Honestly, I don't really see a difference- either one is potential lost
    revenue for them. What's the difference if I use a Fido SIM in Canada,
    or an Orange SIM in the UK? Either way, I won't be roaming at their
    international rates.

    Anyway, compared to (the old) AT&T's no unlocking for any reason ever
    policy, Cingular is rather generous.



    --
    Posted via a free Usenet account from http://www.teranews.com




  8. #8
    SMS
    Guest

    Re: TREO 650 Unlocking?

    Todd Allcock wrote:

    > Honestly, I don't really see a difference- either one is potential lost
    > revenue for them. What's the difference if I use a Fido SIM in Canada,
    > or an Orange SIM in the UK? Either way, I won't be roaming at their
    > international rates.


    They're not worried about the Fido SIM in Canada, what they're worried
    about is the T-Mobile SIM in the U.S.



  9. #9
    John Navas
    Guest

    Re: TREO 650 Unlocking?

    On Mon, 23 Apr 2007 12:38:03 -0700, SMS <[email protected]>
    wrote in <[email protected]>:

    >Todd Allcock wrote:
    >
    >> Honestly, I don't really see a difference- either one is potential lost
    >> revenue for them. What's the difference if I use a Fido SIM in Canada,
    >> or an Orange SIM in the UK? Either way, I won't be roaming at their
    >> international rates.

    >
    >They're not worried about the Fido SIM in Canada, what they're worried
    >about is the T-Mobile SIM in the U.S.


    "They" (it) isn't worried about any SIM anywhere.

    --
    Best regards, FAQ FOR CINGULAR WIRELESS:
    John Navas <http://en.wikibooks.org/wiki/Cingular_Wireless_FAQ>



  10. #10
    Todd Allcock
    Guest

    Re: TREO 650 Unlocking?

    At 23 Apr 2007 12:38:03 -0700 SMS wrote:

    > They're not worried about the Fido SIM in Canada, what they're worried
    > about is the T-Mobile SIM in the U.S.


    Using that logic, how is unlocking a quad-band phone any "safer" for
    them?" Arguably I'm far more likely to take a higher-end Cingular phone
    to T-Mo than an 850/1900-only phone that T-Mo would give me for free at
    signup anyway.

    Although I'm notplanning to leave T-Mo anytime soon, you can be darn sure
    I had them give me the unlock code for my $250 MDA PPC phone and my
    Symbian Nokia 3650 as soon as I\was ellugible. I've never bothered
    requesting the codes for my crummy Nokia 6030s however.



    --
    Posted via a free Usenet account from http://www.teranews.com




  11. #11
    sandstones
    Guest

    Re: TREO 650 Unlocking?

    I unlocked a Treo 650 using a service in the UK for about $20. Bought
    it online, got a key via email, downloaded unlocking SW and it was
    painless.

    No need to change anything on the phone - buy the $35 internet package
    from t-mob and everything just worked.

    I did need to modify my ROM for > 1GB Sim cards and then also took out
    a lot of Cingular junk to get about 1MB of memory back, but thats
    definitely optional.

    SS


    On Sun, 22 Apr 2007 08:49:31 -0700, "[email protected]"
    <[email protected]> wrote:

    >This has likely been discussed before, but a google search turned up
    >mostly unlocking services.
    >
    >How can a Cingular TREO 650 be unlocked to use on Tmobile?
    >
    >Is it necessary to change the software load on the phone to work with
    >T-mobile's Tzones internet instead of Cingular's Media Net?
    >
    >Or do I just need to change gateway, etc?
    >
    >I have Tmobile on a RAZR now and I have the $5.99 Tzones, I was going
    >to try that SIM on a Treo and see how well the internet works with an
    >alternate browser like Opera Mini.




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