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Forum > Sony Ericsson / Sony > Software, Firmware and Drivers > What happens if you use SEUS with newer firmware?

Author What happens if you use SEUS with newer firmware?
Milton
K700
Joined: Apr 23, 2005
Posts: 12
From: Sweden
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Posted: 2005-05-25 22:54
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I've just debranded my phone using davinci and I used the newest firmware, R2AY. I also changed my CDA, and now I can use SEUS. But I wonder, what happens if I use SEUS now, it says it's ready to download new firmware, but will it be degraded to an older firmware?
Sebby
W810 black
Joined: Dec 12, 2004
Posts: > 500
From: London, UK
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Posted: 2005-05-25 23:49
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I'm in exactly the same position as you, except I have R2AT. I wondered this too, so I gave it a try. The SEUS said my phone was ready to update, so I continued. Whilst it was downloading the software, I took the phone off the dock. Once the download finished, it obviously said it had lost communication with the phone. I looked in the "software-data" folder in C:\Program Files\Sony Ericsson\Update Service and the SEUS had downloaded R2AE.

It would seem that if the SEUS does not understand the software version you have, it will install what it believes to be the latest for your CDA. So if you're going to try it, do what I did and take the phone off the dock whilst the software is downloading, then check what has been downloaded.

The good thing is that the SEUS definitely downloads the correct firmware in terms of branding, based on your CDA, so in the future when a new version is released on the SEUS, we can update without a problem.

[addsig]
Dj Boyi
W810 black
Joined: Oct 05, 2002
Posts: > 500
From: Liberty City
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Posted: 2005-05-26 00:03
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I just tried mine and it said i already had the latest upgrade,which is the R2AE from Davinci i got a few weeks ago,so they still got R2AE on SEUS then.
If nobody wants it.. put it on eBay.
Milton
K700
Joined: Apr 23, 2005
Posts: 12
From: Sweden
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Posted: 2005-05-26 08:10
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Thanks for the reply Sebby, I will try that next time So now you just have to wait until SEUS comes witth a newer firmware, it feels like it's gonna take a while though. Davinci is two firmwares ahead, but I hope they will catch up in a short while.
goldenface
Sony Xperia Z3 Compact
Joined: Dec 17, 2003
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From: Liverpool City Centre
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Posted: 2005-05-26 16:03
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Interesting stuff. I got a new K700 delivered today with R2AE033. It was Orange branded.

Then when I tried to update it usiing SEUS, it told me it already had the latest firmware, so I went ahead anyway and I still have the Orange branding. Hmph. Waste of time!

They are getting quite strict with this Update lark aren't they.
gbrooks3
P1
Joined: Jun 02, 2003
Posts: > 500
From: OTP RED CID36
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Posted: 2005-05-26 16:48
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Unless you chnage CDA then sure you will still have orange branding. Even if SEUS have newer firmware you will still only be able to upgrade to one that is approved by Orange.

Because the platform sends bogus messages while charging, that is why!!!..But why this change of heart?..We sense a charger connected, oops, we will not shut down after all!!!..*********************** UI BASIC, HOLD YOUR HORSES
thebaz
K700
Joined: May 21, 2005
Posts: 8
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Posted: 2005-05-28 10:50
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If I unbrand the phone and change the CDA, then will I be able to connect with SEUS? At present I get the operator not supported blah blah.
To Unbrand upgrade the FW and change CDA is 1 or 2 credits at DaVinci?
Baz
Sebby
W810 black
Joined: Dec 12, 2004
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From: London, UK
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Posted: 2005-05-28 10:57
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No you won't. I explained in the other thread, your handset is disallowed based on its IMEI, it's not to do with the CDA. [addsig]
thebaz
K700
Joined: May 21, 2005
Posts: 8
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Posted: 2005-05-29 09:54
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I was just curious as Milton the original poster said

"I've just debranded my phone using davinci and I used the newest firmware, R2AY. I also changed my CDA, and now I can use SEUS. "

Is he mistaken?
Baz
Sebby
W810 black
Joined: Dec 12, 2004
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From: London, UK
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Posted: 2005-05-29 10:50
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The fact that he can use the SEUS is not as a result of the flashing and change of CDA, but the fact that he'll be able to update the unbranded firmware is. [addsig]
Milton
K700
Joined: Apr 23, 2005
Posts: 12
From: Sweden
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Posted: 2005-05-31 02:23
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Ok, this is my experience with debranding and changing CDA. I had a phone that was branded with a Swedish operator. The first thing I did was trying the SEUS, and it didn't work (not allowed), even that SEUS had newer firmware (was on R2AA back then). Tried to debrand the phone with Davinci, but it failed and only flashed the main firmware. I could use the phone, but the only language supported was English. Then, I tried to use SEUS, i now had another firmware, but SEUS didn't work, (not allowed) I looked in the log, and the program just seems to check IMEI and main firmware. So I did use davinci again, and changed firmware and CDA, and now I can use SEUS. So if SEUS looks at the IMEI, then I wouldn't be allowed to use the service, but I can use it. I'm a little confused about this.
thebaz
K700
Joined: May 21, 2005
Posts: 8
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Posted: 2005-05-31 08:59
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Thats very interesting Milton.
What did you change your CDA to.
I am looking forwad to seeing what happens with my phone when I flash it.
Baz
Milton
K700
Joined: Apr 23, 2005
Posts: 12
From: Sweden
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Posted: 2005-05-31 14:09
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I changed it to swedish general CDA, was unsure if I should change it to EU_4 or to country specific CDA, but I read somewhere that most people think the country specific CDAs are better (The ones that end with 98 before the / mark.
dave_uk
K800 Black
Joined: Mar 06, 2003
Posts: > 500
From: London, UK
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Posted: 2005-05-31 14:29
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I believe that SEUS has changed since the P900 debacle. Previously, what has been said here was correct. SEUS checked the IMEI against the CDA and both had to match for the upgrade to work. However, I flashed my Orange P910i with generic firmware, through EMMA II. I was then able to use SEUS to upgrade my firmware when R4A10 was released. Apparently have made some changes to the most recent version of SEUS, so that the IMEI is, indeed, not checked for operator-specific firmware.
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