Easy repair Sony Xperia TX LT29 / Xperia T LT29i (Sony Hayabusa) supported

Repairing
bricked SE LT29i is easy with the RIFF Box. Phone is auto powered on
with USB Data Cable connected to the PC while battery is connected.

To resurrect SE LT29i:

•  Solder JTAG cable to SE LT29i JTAG pads;


•  Insert batter and connect USB Data cable;


•  Make sure SE LT29i is selected in the list of models;


•  If you use only battery, press Power On key;


•  Click Resurrect button;


•  Wait till software signals a successful operation completion;


•  Disconnect power supply, de-solder JTAG wires;

Now
phone is in bootable condition, that is, even if it does not start up
normally you can flash it using known flashing methods.
.