Unbricking Samsung Galaxy S4 Verizon SCH-I545 |
Unbricking / Boot repair Samsung Galaxy S4 Verizon SCH-I545 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 :
- RIFF Jtag box
- Disassembly tool
- Soldering tool
- PC
Step by step :
- Connect RIFF box to PC
- Open RIFF software, select Samsung SCH-I545 model
- Set JTAG TCK Speed to RTCK
- Click interface pinout
- Dismantle the 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.
- Select JTAG Read/Write tab and click Connect & Get Id to check connection, and you will get this log below if connection is ok.
Open serial port...OK
Connecting to the RIFF Box...OK
Firmware Version: 1.37, JTAG Manager Version: 1.51
Selected Resurrector: [Samsung I545 V1.0.4990.34690]
Connecting to the dead body...OK
Set I/O Voltage reads as 1.81V, TCK Frequency is RTCK
Detected dead body ID: 0x2071B0E1
- Select Resurrection tab, Click Resurrection and Instruction window will appear, click "i have read this manual..........., and close window.
- Resurrection processing and wait untill done and you will get this log below if resurrection is done
Open serial port...OK
Connecting to the RIFF Box...OK
Firmware Version: 1.37, JTAG Manager Version: 1.51
Selected Resurrector: [Samsung I545 V1.0.4990.34690]
Connecting to the dead body...OK
Detected dead body ID: 0x2071B0E1 - CORRECT!
Set I/O Voltage reads as 1.81V, TCK Frequency is RTCK
Adaptive Clocking RTCK Sampling is: [Sample at MAX]
Resurrection sequence started.
Establish communication with the phone...OK
Initializing internal hardware configuration...OK
Uploading resurrector data into memory...OK
Starting communication with resurrector...OK
Detected an Initialized FLASH1 Chip, ID: 0x0011/0x0100 (016G94, 0x0003AB400000 Bytes = 14.68 GB)
Detected an Initialized FLASH2 Chip, ID: 0x0011/0x0100 (016G94, 0x000000400000 Bytes = 4.00 MB)
Selected Resurrection Data for the eMMC Chip with Capacity = 14.68GB
Flashing the dead body...OK
Resurrection complete!
- De-solder JTAG wires
Repair Gallery :
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