RIFF JTAG – Samsung GT-i8552 Galaxy Win Duos / Galaxy Grand Quattro Unbrick – Total Repair supported

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10.08.2013  RIFF JTAG – Samsung GT-i8552 Galaxy Win Duos / Galaxy Grand Quattro Unbrick – Total Repair supported

Repairing bricked Samsung I8552 is easy with the RIFF Box.
Note, one simple way to connect over JTAG – connect USB cable to PC and insert battery. In this case phone is automatically powered on, so no need to press any power-on buttons on the phone keypad.

To resurrect Samsung I8552:

  •  Solder JTAG cable to Samsung I8552 JTAG pads;
  •  Insert USB Data cable into board and PC;
  •  Make sure Samsung I8552 is selected in the list of models;
  •  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.

To enter download mode:

  •  Disconnect PC cable;
  •  Insert battery;
  •  Hold ‘Volume Down’ and ‘Home’ keys and press Power-On.

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