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    Thursday 24 October 2013

    Unbricking Samsung Galaxy Mini 2 / Jena With GPG Jtag Box

    S6500D Unbrick with GPG JTAG


    Unbricking / Boot repair Samsung Galaxy Mini 2 / Samsung Jena GT-S6500D is easy, but you should disassembling the phone.

    Symptoms : 
    • Phone's dead or black screen
    • Can't charging
    • Can't entering download mode or recovery mode

    Causes : 
    • Upgrade firmware process fault
    • Rooting
    • Flashing with wrong firmware
    • Other software process fault

    Tool & Materials :
    • GPG Jtag box
    • Disassembly tool
    • Soldering tool
    • PC 

    Step by step :
    • Connect GPG Jtag box to PC
    • Open GPG Jtag software
    • Select S6500D model
    • Click Flash file and select boot file
    • Click set default pinout
    • Disassembly phone
    • Solder JTAG cable to phone JTAG pad / pinout, GND, NRST, TDO, RTCK, TCK, TMS, TDI and TRST pin. JTAG pinout are very small; professional experience in soldering is required to connect wires to the JTAG interface.
    • Insert battery or power suply and connect USB cable to phone, in some case, you need to hold power on button while resurrection process.
    • Click Write
    • Resurrection processing and wait untill done and you will get this log below if resurrection is done
    Connecting box...
      Version: V3.0
      SN: 00xxxxx
      Port: COM41
      Please press Power On key before any Read/Write/Erase operation.
      PIN1 = VCC
      PIN2 = TRST
      PIN3 = TDI
      PIN4 = TMS
      PIN5 = TCK
      PIN7 = TDO
      PIN8 = SYSRST
      Setting definition...
      Set definition done!
      Writing in progress(make sure to press Power On key)...
      CPU    ID: E1406010.
      Flash1 ID: 00150000, Flash Size: 00E9000000 (3728M / 3.64G).
      Flash2 ID: 00150000, Flash Size: 0000100000 (1M)
      Release Power on key now and operation continues...
      Write  succeed!
      Time: 20:29

    •  De-solder JTAG wires
    Now phone is in bootable conditions, and still need flashing Stock ROM via Odin.  To put into download mode, press & hold Volume Down (-)  +  Home button and then power on the phone, press volume up (+) to confirm.


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