how to unlock live with walkman (wt19i) bootloader with test point method

OK, if you want to install mod kernel or another custom rom that need unlocked boot loader. there is easy way to unlock live with walkman (wt19i) bootloader. actually sony ericsson provide official unlock bootloader, just register your imei and you will get the unlock code. But, in official way you will lose some features like DRM and track id.

Why test point? the main reason for using test point method is you will not lose DRM and track id features.
First important step: Use the 0.58 firmware on rooted condition!!! if you on 0.62 downgrade it!
now check your phone: open dial pad, press *#*#7378423#*#*
tap sevice info > configuration. see rooting status if: Bootloader Unlock Allowed: Yes. you can continue next step.

You will need:
- cable +/- 5 cm - 8 cm long.
- pin/needle
- S1Tool software download
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make wire as shown below

the live with walkman test point





















the pin/needle to red dot, the other end to negative battery (red circle)

- now extract downloaded S1Tool.
- attach test point, then connect your phone with usb cable.
- windows will ask you for update the driver, browse the driver from S1Tool folder.

install this driver software anyway

NOW THE MOST IMPORTANT STEP!!!!! WATCH YOUR STEP!! WRONG ATTACHED TEST POINT CAN BROKE YOUR PHONE!!

- run s1tool.exe

click patch SEMCboot, then test point ready

"DETACH USB CABLE FROM PHONE

REMOVE BATTERY FROM PHONE

ATTACH TESTPOINT

PRESS "READY", THEN ATTACH USB CABLE to phone"

will appear:"PROCESSING …

REMOVE TESTPOINT NOW, THEN PRESS "READY"

- if successful will appear log like this:

running s1_loader ver "r4a062"
loader aid: 0001
flash id: "00Ec/0083"
loader version: "r4a069"


semc simlock certificate, proceeding
finished
elapsed:155 secs.

"SEMC SIMLOCK CERTIFICATE, PROCEEDING

FINISHED"

the "r" lower case on "r4a069" means unlock was successful.

NB: rooting status still written "bootloader unlock allowed: Yes "

do it with your own risk!!

video:

next tutorial: how to overclock live with walkman up tp 2GHz -->