How to Unlock Bootloader Sony Ericsson Xperia X8, W8, X10 mini, and X10 mini pro

Benefits of unlocking bootloader Sony Ericsson Xperia X8, W8, X10 mini, and X10 mini pro :

• Can install custom kernel.


• Real dual touch for synaptic devices.


• CPU frequency can be overclocked.


• Simlock / network lock can be unlocked.

Sony Ericsson Xperia X8, W8, X10 mini, and X10 mini pro unlocking bootloader warnings!

[warning]

• Do not try to unlock bootloader if your Xperia device manufactured is equal to 11W29 or newer, this can be identified by :

• Turn off the phone and open it up


• Take out the battery


• Look at the sticker below


• If manufactured date are 11W30, 11W31, 11W32, 11W33..and so on, it's mean newer than 11W29

• Do not try to unlock bootloader if your SE Xperia simlock certificate readed by s1tool.exe  are "NOT RECOGNIZED SIMLOCK CERTIFICATE" !.

If you ignored above warnings and try to unlock bootloader, then unlocking bootloader process seems fine BUT your Xperia device may be hard bricked (DEAD). In this conditions, your Xperia can not be repaired by your self, you need to send it to Sony Ericsson service centre but they may charge you a non sense cost since they might use board change solutions. Or you can bring it to professional cellphone repair shop that have JTAG box (RIFF jtag, ORT Jtag, GPG Jtag or Medusa box) to get a reasonable cost.

[/warning]

Sony Ericsson Xperia X8, W8, X10 mini, and X10 mini pro unlocking bootloader requirments!

[important]

• Sony Ericsson PC Companion, download and install it.


• Sony Ericsson Gordon's Gate Driver, download and install it.


• S1tool.exe, a Sony Ericsson Xperia identifier software.


• msm7227.7z, a software to unlock bootloader Sony Ericsson Xperia X8, W8, X10 mini, and X10 mini pro, download and extract it.


• Your Xperia need to be rooted and have android 2.0 or 2.1 firmware because kernel mapper module compiled for "2.6.29" kernel.

Note : you may need to turn off your anti virus software before downloading above tools.

[/important]

Steps to unlock bootloader Sony Ericsson Xperia X8, W8, X10 mini, and X10 mini pro:

• Turn off your Xperia, do not plug USB cable in yet.


• Open S1tool.exe and click IDENTIFY button.


• Boot your Xperia into flash mode by pressing and holding BACK button and then attach / plug in USB cable until s1tool show some output (The LED on your phone should flash green if it is in flash mode). Example of the output :

9/9/2011 21:41:44 Welcome to S1 identify tool
9/9/2011 21:45:13  
9/9/2011 21:45:13 TO CONNECT NEXT PHONES
9/9/2011 21:45:13 X10 Xperia,E10 Xperia Mini,E15 Xperia X8,U20 Xperia Mini Pro
9/9/2011 21:45:13 LT15 Xperia ARC,MT15 Xperia NEO,R800 Xperia PLAY
9/9/2011 21:45:13 PRESS AND HOLD "BACK" BUTTON...
9/9/2011 21:45:13  
9/9/2011 21:45:13 PLEASE ATTACH TURNED OFF PHONE NOW
9/9/2011 21:45:13 
9/9/2011 21:45:46  
9/9/2011 21:45:46 RUNNING S1_EROM VER "R8A029"
9/9/2011 21:45:46 SOFTWARE AID: 0001
9/9/2011 21:45:46 LOADER AID: 0001
9/9/2011 21:45:49 FLASH ID: "002C/00BC"
9/9/2011 21:45:49 LOADER VERSION: "R4A045"
9/9/2011 21:45:49  
9/9/2011 21:45:49 MODEL (from GDFS): X8
9/9/2011 21:45:49 SOFTWARE VERSION: 1236-9291_2.1.1.A.0.6
9/9/2011 21:45:49 CUSTOM VERSION: 1241-3178_R1B
9/9/2011 21:45:49 FILESYSTEM VERSION: WORLD-1-8_2.1.1.A.0.6
9/9/2011 21:45:49 SERIAL NO: CB511SPH7Q
9/9/2011 21:45:49  
9/9/2011 21:45:49 SEMC SIMLOCK CERTIFICATE
9/9/2011 21:45:49 Elapsed:36 secs.

• Disconnect USB cable, turn off your phone, take the battery out, put the battery on and then turn on your phone.


• Plug USB cable in.


• Enable USB debugging on your Xperia phone.


• If the output of s1tool shown "SEMC SIMLOCK CERTIFICATE", run msm7227_semc.cmd.


• If the output of s1tool shown something like SETOOL certificate, run msm7227_setool2.cmd.


• If the output of s1tool shown other than SEMC or SETOOL certificate, do not continue! (see above warnings).


• Wait until process finished and output log similar to below example :

process requires standard 2.x android firmware.
Press any key to continue . . .
Getting ROOT rights.
1743 KB/s (585731 bytes in 0.328s)
error: protocol fault (no status)
Waiting ...
Removing NAND MPU restrictions via SEMC backdoor. Permanent. Require ROOT rights.
192 KB/s (3087 bytes in 0.015s)
success
Waiting ...
Getting ROOT rights.
Waiting ...
Writing patched semcboot. Two step process
First, we need get access to semcboot area
504 KB/s (8064 bytes in 0.015s)
Second, we need to write semcboot ;)
1130 KB/s (596916 bytes in 0.515s)
successfully wrote 0003ff00
Press any key to continue . . .

Congratulations, your Sony Ericsson Xperia X8/W8 X10 mini/X10 mini pro bootloader has been unlocked. You can identify if your Xperia bootlader has been unlocked or not by using s1tool and see the output :

• RUNNING S1_EROM VER "R8A029" <- locked bootloader


• RUNNING S1_EROM VER "r8A029" <- unlocked bootloader