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.

Posted in: GPG JTAG, Samsung JTAG Log