xperia u touch fail after bad fw flash - Sony Xperia P, U, Sola, Go

hi ppl.
I was flashing my xperia u via flashtool when i realize that the fw i was flashing was for xperia sola. (dumb, i know)
I didn´t get too nervous , because knew that i could always reflash with flashtool , the right fw again,so i let finish the flash and reflash again , but this time with the fw for xperia u!
now the problem is that the touch screen is dead , no response at all!
I already try, to reflash a dozen times, i used seus repair option too, but the result is always the same,no touchscreen!
My bootloader is locked , i tought that a locked bootloader could prvent this kind of thing from happen, or am i wrong?
Now guys any ideia how to try to fix this, without taken the phone to a service center?

If ur Boot Loader is Locked .....
Try To Restore with Sony Update Service

"i used seus repair option too, but the result is always the same,no touchscreen...."
i already try that, but no the probem persist!

emppu said:
"i used seus repair option too, but the result is always the same,no touchscreen...."
i already try that, but no the probem persist!
Click to expand...
Click to collapse
Flash stock ftf with flashtool first. Then update/repair again with pc companion..
Thanks,
PALLAVI KALYANAM

like Xperia Mini ST15i, if you flash the wrong firmware the touch will not work even you restore or update the software via SUS. my xperia mini work til i replace a new DIGITIZER.

lestercute08 said:
like Xperia Mini ST15i, if you flash the wrong firmware the touch will not work even you restore or update the software via SUS. my xperia mini work til i replace a new DIGITIZER.
Click to expand...
Click to collapse
So you saying that the digitizer broke?
How in hell bad drivers(i suposse is the drivers) can destroy a perfect piece of hardware?
Well ,the best solution is change the digitizer?
Sorry all this questions,but iam really intriged by this.

flashing wrong firmware can broke the digitizer, i dont know why happening this, so the best way for me to get out of this situation is to change your digitizer. note that screen and digitizer is seperated to each other.

probably because the sola has "floating touch"...
that must have pushed the hardware while trying to use it when it did'nt exist on our phone .......resulting in a screwed up digitizer
if its still bootloader locked, just flash a stock rom and get it repaired under warrenty..

unreal3000 said:
probably because the sola has "floating touch"...
that must have pushed the hardware while trying to use it when it did'nt exist on our phone .......resulting in a screwed up digitizer
if its still bootloader locked, just flash a stock rom and get it repaired under warrenty..
Click to expand...
Click to collapse
i agree with unreal3000..

thx for thw answers guys!
i send the phone to Service center today.
lets see what they gonna tell me!
I keep u guys informed what is the repair that they do to the phone!

Hi guys
I have my phone now,come today from service center.
The report from the repair says that they change the touch and repair the contacts in the digitizer connection sock.seems that the problem wasnt new and some st25i came out with some defect in that sock.
So that make me wonder if the thouch stop working because the wrong firmware i put in or the hardware problem they report.
Well nevertheless i have the phone running again
Thx for the support
Ps:the phone was repaired using the warranty
Sent from my ST25i using xda premium

emppu said:
Hi guys
I have my phone now,come today from service center.
The report from the repair says that they change the touch and repair the contacts in the digitizer connection sock.seems that the problem wasnt new and some st25i came out with some defect in that sock.
So that make me wonder if the thouch stop working because the wrong firmware i put in or the hardware problem they report.
Well nevertheless i have the phone running again
Thx for the support
Ps:the phone was repaired using the warranty
Sent from my ST25i using xda premium
Click to expand...
Click to collapse
I was wondering if you managed to boot after flashing?
Kind Regards
| -raison d'etre- |

Yes i manage to boot after the flash with the wrong fw.
May i ask why u asking?
Sent from my ST25i using xda premium

Xperia u touch sensitivity problem.
I am facing the same problem.Yesterday I tried to put the ftf of xperia go..and now the touch sensitivity of my phone stopped working.Then after reflashing it with a proper ftf and relocking the bootloader i updated it through the SUS.and now it works fine with the usb mouse but touch is not working. So if i give it to the service center will they provide me the service in warranty or i have to pay for that??

You'd get it in warranty most likely
[ If I've Helped Hit THANKS ] | -raison d'être- | [ ST25i ]
---------- Post added at 11:37 PM ---------- Previous post was at 11:36 PM ----------
emppu said:
Yes i manage to boot after the flash with the wrong fw.
May i ask why u asking?
Sent from my ST25i using xda premium
Click to expand...
Click to collapse
Just curious, making a mental list of what/what won't boot
[ If I've Helped Hit THANKS ] | -raison d'être- | [ ST25i ]

So if the phone is generally booting and working after flashing different ROM, maybe there's a way to flash future JB update from Xperia P to Sola or Xperia U??? Replacing only the drivers of touchscreen to avoid problems like in this thread.
What about image resolution? ksonu03, if you flashed GO fw, UI and other graphical elements were properly displayed on Xperia U???

st27 stop working
i have the same problem.mt27 file flashed to xperia go and now touch screen stop working.please help

miladmt66 said:
i have the same problem.mt27 file flashed to xperia go and now touch screen stop working.please help
Click to expand...
Click to collapse
try flashing gb ftf and see if it works or not
Sent from my Xperia U using Tapatalk 2

no no i had this prob in my old xperia mini when i flash lww fw
all you have to do is
1.flash xperia u/or your device fw you flashed in second time after sola/wrong fw
2.flash xperia sola/wrong fw you flashed in first time
3.flash xperia u/your devices fw again
4.reboot
NOTE:do all of this steps with out opening or restarting the device or even do not take the battery out
do this at your own risk
Press THANX If I Helped
---------- Post added at 09:10 PM ---------- Previous post was at 09:09 PM ----------
drsanket_xperia_u said:
try flashing gb ftf and see if it works or not
Sent from my Xperia U using Tapatalk 2
Click to expand...
Click to collapse
flashing gb will not work

Since u said u relocked the bootloader I think it will no longer be repaired under warranty coz unlocking the bootloader itself makes warranty void despite u lock it again
Sent from my ST25i using xda app-developers app

Related

[Q] screen flash it self after lock screen

this is my friend xperia mini (st15i)he just buy and use about 8hour only but after that he got problem with back and home touch screen and then he give it to me try to do same what do to my phone ealier (my phone has the same problem but after flash all the problem solved) and i flash to .62 bcz this used .42 with stock rom and rage kernel,after flash 1st problem (back and menu key )solved but this got another problem after lock screen this will flash the light after 5min lock screen,and it will flash about 3,4times and it will off screen about 5 min again......so please member and expert member here may be some advice or any solution to solved this problemthanksss
42me said:
this is my friend xperia mini (st15i)he just buy and use about 8hour only but after that he got problem with back and home touch screen and then he give it to me try to do same what do to my phone ealier (my phone has the same problem but after flash all the problem solved) and i flash to .62 bcz this used .42 with stock rom and rage kernel,after flash 1st problem (back and menu key )solved but this got another problem after lock screen this will flash the light after 5min lock screen,and it will flash about 3,4times and it will off screen about 5 min again......so please member and expert member here may be some advice or any solution to solved this problemthanksss
Click to expand...
Click to collapse
Say to your friend to claim his warranty as fast as he could because it might be hardware problem
Sent from my SK17a using xda premium
UchihaDareNial said:
Say to your friend to claim his warranty as fast as he could because it might be hardware problem
Sent from my SK17a using xda premium
Click to expand...
Click to collapse
hop friend VCs this phone already unlock the bootloader and my friend doesn't care about warranty ....but thanked to u for fast respond
already unlock the downloader
Click to expand...
Click to collapse
bootloader
I have the same problem with my mini pro sk17i. Dont know what to do. :\
If the screen light is a little bit flashing, then it is the light sensor, that is doing his job.
Someguyfromhell said:
If the screen light is a little bit flashing, then it is the light sensor, that is doing his job.
Click to expand...
Click to collapse
thankss bro but its not just a bit flash but its about 2 times when it flash
report after i flash with another kernel like i was report before the true it not work after 2day or 3day i testing the flashing come back so if other expert cant give some script or something............may be thankkkk
murders10 said:
bootloader
Click to expand...
Click to collapse
sorry little bit rush and i was send with xperia
please .....no one does'nt have any solution about this,[not include about claim the warranty ok]may be other member had this problem he solved that please give me some advice ok thanksssss
Please help me. I have the same problem. I have sk17i mini pro. phone lights up by itself when it is locked, screen flashes for a couple of times and this happens randomly.
My phone is rooted.
bootloader is unlocked.
Running stock firmware 2.3.4 v .62
will changing the firmware solve the issue? :\
Is Sony deliberately neglecting Mini by not providing any fixes or updates??.
Mini heat problem is now globally for long and didn't hear any news about Sony correcting the bug..
Why is Sony being so pathetic on customer satisfaction?..
Can anyone here reply if updating to .62 will fix the issues affecting Mini?..
Does the new Mini stock coming out from Sony have this problem?..
I am going to buy this device and see what it will do!
ark4k33 said:
Please help me. I have the same problem. I have sk17i mini pro. phone lights up by itself when it is locked, screen flashes for a couple of times and this happens randomly.
My phone is rooted.
bootloader is unlocked.
Running stock firmware 2.3.4 v .62
Changing the firmware solve the issue? :\
Click to expand...
Click to collapse
what firm u use it and it really work or not please report bcz that phone not with me right now so i can'nt try it....
▐▬SMULTRON▬▌ said:
Is Sony deliberately neglecting Mini by not providing any fixes or updates??.
Mini heat problem is now globally for long and didn't hear any news about Sony correcting the bug..
Why is Sony being so pathetic on customer satisfaction?..
Can anyone here reply if updating to .62 will fix the issues affecting Mini?..
Does the new Mini stock coming out from Sony have this problem?..
I am going to buy this device and see what it will do!
Click to expand...
Click to collapse
i thing if we buy this phone we will learn more and more[for those dont know anything about phone like me] my friend do this likes a gambling to give the money and use about 10 hours and get the problem so if u want to buy the risk is in front of u.......... and about .62 firmware will solved this problem i dont thinks so ,i just try with another kernel and it just work only 2day.......
solved
i had try this app their told in this thread the app was publish by SE i dont know but i try it i thinkss it work but when charging the screen will flash about 6times repeat......so other friend here maybe can try it and give some feedback here thankssss go to this thread and try it and thankss to him ok who was start apply this app......
http://forum.xda-developers.com/showthread.php?t=1582874
solved this problem with this app [for me ]

[HELP] Touchscreen not working-SOLUTION FOUND!!

I recently flashed a CM9 based rom on my Xperia Sola,but after flashing its touchscreen stopped working,don't know why?I tried flashing .54 ftf via flashtool,it installed perfectly but it didn't make touchscreen respond.Then i tried it repairing through SUS but to no avail.Does anybody here know what would've gone wrong because i haven't flashed any custom kernel on it(yep locked bootloader) and i don't think that a rom can damage hardware(i know 'cause i have been porting CM9 based roms on my sola and they worked perfectly without any flaw).Is it the calibration problem or something?Don't know what should i do now.....
(Don't know why i went with Sony even when i knew deep in my heart that i would regret:silly
SOLUTION-post#7
I also have this problem.no any help me this problem?
Odp: [Q] Touchscreen not working
You can't flash CM9 based roms on locked bl. How did you done that :? Try to install other Rom but now for locked bl. Or if you made backup just restore it
Sent from my LT22i using xda-developers app
Vaith said:
You can't flash CM9 based roms on locked bl. How did you done that :? Try to install other Rom but now for locked bl. Or if you made backup just restore it
Sent from my LT22i using xda-developers app
Click to expand...
Click to collapse
You can bro...you just need the correct ramdisk file....so yep..its possible...and can't install any other roms apart from stock ftf...
Re: [Q] Touchscreen not working
akp.ajinkya said:
You can bro...you just need the correct ramdisk file....so yep..its possible...and can't install any other roms apart from stock ftf...
Click to expand...
Click to collapse
bro touch screen usually gets faulty after a ftf flash of different device
bt this is the first time i read something different corrupting a touchscreen
no solution bro take it to a service center
Sent from my Xperia U using Tapatalk 2
drsanket_xperia_u said:
bro touch screen usually gets faulty after a ftf flash of different device
bt this is the first time i read something different corrupting a touchscreen
no solution bro take it to a service center
Sent from my Xperia U using Tapatalk 2
Click to expand...
Click to collapse
Yes the different device ftf may cause touchscreen fault due to driver mismatching/wrong kernel,but i was using Sola's ftf so that is ruled out.Although you are right that something different is corrupting the screen 'cause Xperia Mini had the same problem that was related to some rom flashing.
Or may be,the flashtool doesn't format all the partitions of the phone and there are some hardware files still lurking somewhere in the one of the partition thats causing the problem,but its just my guess.
I thought that only wrong kernel can cause hardware failure,didn't knew that a simple rom flash can do this,so lesson learnt:silly:
Restored my touchscreen functionality
hva8 said:
I also have this problem.no any help me this problem?
Click to expand...
Click to collapse
Time for small celebration:victory:....'cause my Xperia sola need not go to service center.
Yes i found the solution and its simple as a pea.....
Just flash the stock gingerbread via flashtool and there you go....touchscreen's functionality RESTORED.I guess i was correct about the wrong driver lurking in some partition...
Hey hva8 give the above prescribed medicine to your Sola...i'm sure it will get well soon
Didn't flash back to ICS but i guess there shouldn't be any problem now.
Touchsreen Xperia Go Problem
akp.ajinkya said:
Time for small celebration:victory:....'cause my Xperia sola need not go to service center.
Yes i found the solution and its simple as a pea.....
Just flash the stock gingerbread via flashtool and there you go....touchscreen's functionality RESTORED.I guess i was correct about the wrong driver lurking in some partition...
Hey hva8 give the above prescribed medicine to your Sola...i'm sure it will get well soon
Didn't flash back to ICS but i guess there shouldn't be any problem now.
Click to expand...
Click to collapse
Hello!
I have the same problem with my Xperia Go. I flashed the wrong firmware (for Xperia sola) and then the touchscreen did not work. It's possible to use flashmode and fastbootmode and to lock and unlock the bootloader.
So i tried a lot of kernels, firmware etc. and the method above - but nothing work.
Can You help me!!
Bob
Bobby Cool said:
Hello!
I have the same problem with my Xperia Go. I flashed the wrong firmware (for Xperia sola) and then the touchscreen did not work. It's possible to use flashmode and fastbootmode and to lock and unlock the bootloader.
So i tried a lot of kernels, firmware etc. and the method above - but nothing work.
Can You help me!!
Bob
Click to expand...
Click to collapse
Try the method given above...i.e install gingerbread firmware via flashtool,switch on your phone...run it for sometime,the touchscreen should work at this point.If yes,you can reflash stock ICS on your phone.Thats it.You can download GB firmware for Go from HERE.
Hope this helps.
akp.ajinkya said:
Try the method given above...i.e install gingerbread firmware via flashtool,switch on your phone...run it for sometime,the touchscreen should work at this point.If yes,you can reflash stock ICS on your phone.Thats it.You can download GB firmware for Go from HERE.
Hope this helps.
Click to expand...
Click to collapse
Thank you for your help, but it does not work. I tried GB .62 and .84 with flashtool ver 6.x and 9.x with locked and unlocked bootloader. The touchscreen keeps black only the buttons responds (vibrate by pressing) a short time.
I think it's time for service center
Thanks
Bob
Bobby Cool said:
Thank you for your help, but it does not work. I tried GB .62 and .84 with flashtool ver 6.x and 9.x with locked and unlocked bootloader. The touchscreen keeps black only the buttons responds (vibrate by pressing) a short time.
I think it's time for service center
Thanks
Bob
Click to expand...
Click to collapse
By 'touchscreen keeps black' you mean that there is no display,that there may be some hardware fault,You should take it to the sevice center.
the solution isn't work me.the phone flash with all 2.3.7 android with flash tool but my touch not working.no any solution with problem
hva8 said:
the solution isn't work me.the phone flash with all 2.3.7 android with flash tool but my touch not working.no any solution with problem
Click to expand...
Click to collapse
Does the touchscreen fault occured after flashing a rom/mod or after a physical damage?
If it is related to some physical damage,the solution won't work and you have to send it to service center.
akp.ajinkya said:
Time for small celebration:victory:....'cause my Xperia sola need not go to service center.
Yes i found the solution and its simple as a pea.....
Just flash the stock gingerbread via flashtool and there you go....touchscreen's functionality RESTORED.I guess i was correct about the wrong driver lurking in some partition...
Hey hva8 give the above prescribed medicine to your Sola...i'm sure it will get well soon
Didn't flash back to ICS but i guess there shouldn't be any problem now.
Click to expand...
Click to collapse
Thanks for this ..
XperiaMT27 said:
Thanks for this ..
Click to expand...
Click to collapse
Glad to help you bro.Never say thanks...just press it instead.It means a lot.

[Q] Sony Ericsson Xperia ray - Blank/Black screen issue

Hi all,
I have an Xperia ray on GB 2.3.4 and have a major problem with the screen. Most of the times when booting up the phone, the screen is blank/black but the backlight seems to be working and I can still interact with the display i.e. slide unlocking the phone and can hear the sound as well.
From time to time, the phone works as normal but this issue is there as soon as I decide to shutdown/restart the phone.
Help will be appreciated.
masteriori said:
Hi all,
I have an Xperia ray on GB 2.3.4 and have a major problem with the screen. Most of the times when booting up the phone, the screen is blank/black but the backlight seems to be working and I can still interact with the display i.e. slide unlocking the phone and can hear the sound as well.
From time to time, the phone works as normal but this issue is there as soon as I decide to shutdown/restart the phone.
Help will be appreciated.
Click to expand...
Click to collapse
Did you try reflashing stock ftf with flashtool?
If no then try flashing that.
Press thnx if I helped.
Sent from my ST18i
skb6T9 said:
Did you try reflashing stock ftf with flashtool?
If no then try flashing that.
Press thnx if I helped.
Sent from my ST18i
Click to expand...
Click to collapse
Thanks for your quick reply. What is ftf? BTW, the phone isn't rooted. Guide to rooting Xperia ray will be appreciated.
masteriori said:
Thanks for your quick reply. What is ftf? BTW, the phone isn't rooted. Guide to rooting Xperia ray will be appreciated.
Click to expand...
Click to collapse
ftf means extension of official firmware of sony (SE) brand go to this link you will get all stuffs there...............http://forum.xda-developers.com/showthread.php?t=1568792
Hit Thanks Button if i have helped you............................
Sony Erricson Xperia Ray blank screen issue
i have a sony erricson ray (ST18i). I'm having a problem with it...
The phone shows blank screen after unlocking, calling, mostly after turning on the screen
Pls help
And Thanks in ADVANCE............
ajoyrs143 said:
i have a sony erricson ray (ST18i). I'm having a problem with it...
The phone shows blank screen after unlocking, calling, mostly after turning on the screen
Pls help
And Thanks in ADVANCE............
Click to expand...
Click to collapse
See the posts above yours.
Sent from Myushi
you can flash a ftf file without rooting
its a hardware problem ....most probably with the relay chip.... NOT a software problem........ive had the same problem for the last 3 months and im living with it :crying: ....check this thread for details
talk[dot]sonymobile[dot]com/thread/40193
replace [dot] with .
xda wont let me pst url's ...hope this helps
SHAARKRAY said:
its a hardware problem ....most probably with the relay chip.... NOT a software problem........ive had the same problem for the last 3 months and im living with it :crying: ....check this thread for details
talk[dot]sonymobile[dot]com/thread/40193
replace [dot] with .
xda wont let me pst url's ...hope this helps
Click to expand...
Click to collapse
flash stock rom and check....
If I Helped U Dont Forget To Press Thanks
Sent from my Sony Ericsson Xperia Mini Pro(SK17i) using Tapatalk 2
rockstardeepaksharma said:
flash stock rom and check....
If I Helped U Dont Forget To Press Thanks
Sent from my Sony Ericsson Xperia Mini Pro(SK17i) using Tapatalk 2
Click to expand...
Click to collapse
tried all stock ftf's availlable bro .....no luck at all.....tried allmost all custom rom and kernel combinations on the ray development thread.....it doesnt solve the problem......its a hardware glitch and is unfix-able ... NOT a software problem
Oh man. I got this issue too on my good ol' Ray. I think it happened because I dropped it. I also lost the blue led on the home button arc, now instead of white it turns on yellow :/
Anyway, has anyone gotten his replaced\fixed after getting this problem? I had the bootloader unlocked with the wire method (s1tool or whatever it was called), then I relocked it after I hard bricked it once sometime last year, I hope they don't notice it and replace mine under warranty.
Man this sucks.
MarkMRL said:
Oh man. I got this issue too on my good ol' Ray. I think it happened because I dropped it. I also lost the blue led on the home button arc, now instead of white it turns on yellow :/
Anyway, has anyone gotten his replaced\fixed after getting this problem? I had the bootloader unlocked with the wire method (s1tool or whatever it was called), then I relocked it after I hard bricked it once sometime last year, I hope they don't notice it and replace mine under warranty.
Man this sucks.
Click to expand...
Click to collapse
Yaa take it to service centre...
They will not notice it that u relocked ur phone's bootloader...
As u have unlocked bootloader by test point method and it preserves drm keys
If I Helped U Dont Forget To Press Thanks
Sent from my Sony Ericsson Xperia Mini Pro(SK17i) using Tapatalk 2
I also there guys I have this problem with my xperia ray that I realized flashar nAa kernel-3.0.8- 02_ST18 the screen always manages to turn right as if it corrected the error the only detail I did not like is that this kernel has a lot of saturation of the colors from there in more partially solves your error hope it will help, sorry for my bad English use google translator
Harry5041 said:
I also there guys I have this problem with my xperia ray that I realized flashar nAa kernel-3.0.8- 02_ST18 the screen always manages to turn right as if it corrected the error the only detail I did not like is that this kernel has a lot of saturation of the colors from there in more partially solves your error hope it will help, sorry for my bad English use google translator
Click to expand...
Click to collapse
Mate flash stock rom if ur phone with full wipe....
And see if problem sorts out....
If I Helped U Dont Forget To Press Thanks
Sent from my Sony Ericsson Xperia Mini Pro(SK17i) using Tapatalk 2
rockstardeepaksharma said:
Mate flash stock rom if ur phone with full wipe....
And see if problem sorts out....
If I Helped U Dont Forget To Press Thanks
Sent from my Sony Ericsson Xperia Mini Pro(SK17i) using Tapatalk 2
Click to expand...
Click to collapse
try it many times and never worked as it is a hadware problem (heating) and software not the only way to fix it was flash 3.0.8 kernel nAa 02 kernel making this pledge is to make the screen twice and with that I have not always latch-on problems hotter than this the phone
MarkMRL said:
Oh man. I got this issue too on my good ol' Ray. I think it happened because I dropped it. I also lost the blue led on the home button arc, now instead of white it turns on yellow :/
Anyway, has anyone gotten his replaced\fixed after getting this problem? I had the bootloader unlocked with the wire method (s1tool or whatever it was called), then I relocked it after I hard bricked it once sometime last year, I hope they don't notice it and replace mine under warranty.
Man this sucks.
Click to expand...
Click to collapse
RayOnium.v7 Final Version
Hi guys, my friend has a brick x Ray
So he ask me to revive his phone. I have repair using pc companion, seus even flash stock ics ftf..but nothing gone well, it stuck at sony logo.Sometimes, it boot when press volume up button while turning on the phone but the touchscreen is not responding!!!!So I try to reboot, it stuck again at sony logo. I saw a method but the phone is not root yet either unlock bootloader..Please guys helpppp me.
Sory for my English.
kreatonn said:
Hi guys, my friend has a brick x Ray
So he ask me to revive his phone. I have repair using pc companion, seus even flash stock ics ftf..but nothing gone well, it stuck at sony logo.Sometimes, it boot when press volume up button while turning on the phone but the touchscreen is not responding!!!!So I try to reboot, it stuck again at sony logo. I saw a method but the phone is not root yet either unlock bootloader..Please guys helpppp me.
Sory for my English.
Click to expand...
Click to collapse
Hello that such, you tried with flashtool and checking the boxes wipe data? maybe that helps you sometimes you get stuck on sony logo not to make a full wipe test of nueco installing it with flashtool and tell us how you did
Well all was checked, wipe data etc. I don't know what my friend did but I tought I can revive it by using pc companion but nothing change. I have download stock ics ftf, flash it with flashtool and all boxes has been check. But nothing change.
kreatonn said:
Well all was checked, wipe data etc. I don't know what my friend did but I tought I can revive it by using pc companion but nothing change. I have download stock ics ftf, flash it with flashtool and all boxes has been check. But nothing change.
Click to expand...
Click to collapse
so if you've tried all you can also unlock the bootloader using the test point method and so putting on one rom without complications

XPERIA U Touchscreen doesn't work after flash

Hello guys.
I'm new here, and i read this forum since i bought my Sony Xperia U, 2 weeks ago.
I got an ICS 4.0.4 on my xu, but i didn't like.
So i tried to get back to GB 2.3.7, by flash on flashmode.
The problem is, i downloaded the wrong GB version, for ST27i. My phone is ST25i.
The thing is, my touchscreen doesn't work anymore. I'm desperate.
I can't flash nothing again, because my usb debugging is off.
Anyone please help me!
I can't flash on flashmode. There is anyway to flash on fastboot mode, with usb debugging off? How?
Thank You!
K bro
For flashmode u dun need debugging on
Do this
Remove battery
Reinsert battery
Dun switch on
Flash xperia u ftf
Dun switch on
Flash st27 ftf (wrong one which u flashed)
Dun switch on
Flash xperia u ftf again
Swtich on now
drsanket_xperia_u said:
K bro
For flashmode u dun need debugging on
Do this
Remove battery
Reinsert battery
Dun switch on
Flash xperia u ftf
Dun switch on
Flash st27 ftf (wrong one which u flashed)
Dun switch on
Flash xperia u ftf again
Swtich on now
Click to expand...
Click to collapse
Thank you ! Now i'm flashing my xperia u stock rom...then i'll flash the wrong, then the stock (st25i) again. Right?
I'll come back soon to make reports =)
Thank you very much again
This method didn't worked.
Can i try it again?
During the last flash, i couldn't flash the stock rom. So i removed the battery, then i got to flash it ..maybe didn't work because this?
To make things more clear.
I was with ICS 6.1.1.B.1.89
Then i tried to downgrade to GB, but with wrong ftf st27i_6.0.B.3.184. I couldn't even turn it on.
So, flashed another ftf ST25i_6.1.1.C.1.0_T-Mobile. Then my touchscreen get no response anymore.
Any idea?
Thank you.
johnniej said:
To make things more clear.
I was with ICS 6.1.1.B.1.89
Then i tried to downgrade to GB, but with wrong ftf st27i_6.0.B.3.184. I couldn't even turn it on.
So, flashed another ftf ST25i_6.1.1.C.1.0_T-Mobile. Then my touchscreen get no response anymore.
Any idea?
Thank you.
Click to expand...
Click to collapse
Since nothing is working for u
Flash. 89
Flash gb (of xu)
Flash. 89 again
There is stript in system to flash new touch sirene firmware.
But it leeds roto and dab to make it work.
Sent from my ST25i using xda app-developers app
XperianPro said:
There is stript in system to flash new touch sirene firmware.
But it leeds roto and dab to make it work.
Sent from my ST25i using xda app-developers app
Click to expand...
Click to collapse
Sorry..you mean it need root and adb?
A factory reset can help me?
Thank You
Anyone have another idea?
Maybe i can flash some especific touchscreen file..so it recover only the touchscreen. It's possible?
johnniej said:
Anyone have another idea?
Maybe i can flash some especific touchscreen file..so it recover only the touchscreen. It's possible?
Click to expand...
Click to collapse
Flash only a gb ftf. Or fast boot a kernel with cwm and wipe data, cache and dalvik and flash my Rom (nosh1t) that will recover your phone
Sent from my ST25i using xda app-developers app
johnniej said:
Anyone have another idea?
Maybe i can flash some especific touchscreen file..so it recover only the touchscreen. It's possible?
Click to expand...
Click to collapse
Try what satya said
Nothing to loose
Sorry for late feedback guys.
I tried the other solution, but didn't worked.
I sent my phone to the shop, and they will give me another one brand new.
Thank you all for the help.
hmm
johnniej said:
Sorry for late feedback guys.
I tried the other solution, but didn't worked.
I sent my phone to the shop, and they will give me another one brand new.
Thank you all for the help.
Click to expand...
Click to collapse
i also experienced that problem when i had that phone. the problem is that the digitizer was destroyed. went to shop and they repaired it for almost a month coz of the limited spec. they just replace my lcd with a new one but my imei is the same. so i think they will replace it haha.
Now i'm with brand new xperia u.
Just one advice guys. PAY ATENTION on the ftfs you'll flash! Be sure it's for ST25i, or you might have serious problems =/
Thank you all for the help!

Touch Screen not working after flashing

Good morning. Yesterday, I tried to update my Sony Ericsson Xperia U, from version 2.3.7 to version 4.0.4 with the official software of sony. After upgrading, I noticed that the performance was very bad, and wanted to go back to version 2.3.7 again. I searched this forum, and I did with the Flashtool and st25i Iberia stock 2.3.7 rom. My surprise was that after flashing and booting the phone, the touch screen had stopped working, ie unresponsive. After this disaster, I picked up the official Sony software to try to return the version 4.0.4 in order to revive the mobile, but unfortunately, the touch screen was not working. Do not understand what happens, and do not know how to fix it. I have read similar threads in this forum, but can not locate the solution. Can you help? Could have lost the warranty?
Hammerin87 said:
Good morning. Yesterday, I tried to update my Sony Ericsson Xperia U, from version 2.3.7 to version 4.0.4 with the official software of sony. After upgrading, I noticed that the performance was very bad, and wanted to go back to version 2.3.7 again. I searched this forum, and I did with the Flashtool and st25i Iberia stock 2.3.7 rom. My surprise was that after flashing and booting the phone, the touch screen had stopped working, ie unresponsive. After this disaster, I picked up the official Sony software to try to return the version 4.0.4 in order to revive the mobile, but unfortunately, the touch screen was not working. Do not understand what happens, and do not know how to fix it. I have read similar threads in this forum, but can not locate the solution. Can you help? Could have lost the warranty?
Click to expand...
Click to collapse
Hi,
Warranty is void once the bootloader is unlocked... :victory: not by being updating the phone that s for sure
Ok
Did u try force reboot it? phone is blocked? need more info about the mobile.... wich kernel u have
and if u had rooted it? that would be nice 'cuz if it is you put CWM for locked bootloader
then you reboot recovery mode make an cahe and dalvik cache wipe and should be good...
---------- Post added at 01:55 PM ---------- Previous post was at 01:52 PM ----------
Click on it Have some reading :laugh:
Alx31TLse said:
Hi,
Warranty is void once the bootloader is unlocked... :victory: not by being updating the phone that s for sure
Ok
Did u try force reboot it? phone is blocked? need more info about the mobile.... wich kernel u have
and if u had rooted it? that would be nice 'cuz if it is you put CWM for locked bootloader
then you reboot recovery mode make an cahe and dalvik cache wipe and should be good...
---------- Post added at 01:55 PM ---------- Previous post was at 01:52 PM ----------
Click on it Have some reading :laugh:
Click to expand...
Click to collapse
Ok.
No, the bootloader has not been changed, and the phone is not root. Furthermore, the bootloader is locked. It's impossible unlock it. The other information I can not give it, because I can not access it. The phone does not respond, and I can not get into the phone information. I upgrade the phone with sony companion software to android 4.0.4 yesterday. When I saw the android 4 is not going fast, I did the following roms flash with flashtool.
http://dfiles.eu/files/slix4vr06 --> 2.3.7 --> The touch screen doesn't work after flash this version
http://uploaded.net/file/6wqdbixb --> 4.0.4 --> The touch screen doesn't work after flash this version.
upgrade with sony companion software --> 4.0.4 --> The touch screen doesn't work after upgrade with sony official software.
Can you help me in another way?
try to flash with this one and i don t know then if its the same ask someone else sorry :silly:
Alx31TLse said:
try to flash with this one and i don t know then if its the same ask someone else sorry :silly:
Click to expand...
Click to collapse
I tried yet, but It doesn't work. The touch screen is dead. It's very strange. Could be flashtool the problem?
Dont think so...sounds more like theres a driver not loadind in kernel or bootload i dont think prob com from the rom anyways i cant help u more than that sorry dude... Flash stock kernel u will see
depuis mon Xperia P avec Tapatalk 2
Most common cause of touchscreen failure is flashing ftf of different device like go or sola
Bt both ur links points to st25i fw which seems legitimate
I suggest u should submit it to service center and behave like a noob
Tell them u u upgraded to newer version with sony software and it didnt worked
Edit - u can flash manually touchscreen fw via cwm bt that would require the highest level of expertise ...

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