In this article, we’ll show you Vivo Y31 5G EMMC ISP Pinout that allows you to write DUMP file, Chip re-programming, or flash firmware or remove frp lock, bypass FRP, remove locks, and flash the stock firmware using any EMMC repair tool.
Also read: Tecno Spark Go 2 EMMC ISP PinOUT | Test Point
What is EMMC ISP Pinout?
The ISP (In-System Programming) allows flash chip to be programmed without removing it from the PCB. It uses a specific pinout and protocol to communicate with computer.
A test point is a copper points on a PCB that allows you to boot the phone into the emergency download mode to perform flashing, unlocking or repairing the phone.
Vivo Y31 5G EMMC ISP PinOUT Diagram Image:
The Vivo Y31 5G ISP and Test Point enables you to carefully boot into Flash Mode. So, follow the below methods to successfully boot to ISP Mode.
More: QPST Tool – Qualcomm QPST Flash Tool Download Latest All Version
UFS ISP Pin Labels You Need:
- CMD – Command Line
- CLK – Clock
- DAT0 – Data line 0
- VCC / VCCQ – Power supply for EMMC
- GND – Ground
Tip: You can use a microscope or a 10x magnifier to identify the points correctly.
Do read: Realme C67 5G RMX3890 EMMC ISP PinOUT
Required Tools for ISP Pinout Method
Make sure your workstation includes:
- UFI Box, Easy JTAG Plus, or Medusa Pro
- 0.1mm – 0.3mm jumper wires
- Fine-tip soldering iron
- Soldering flux
- Isopropyl Alcohol (IPA 99%)
- Multimeter
- Microscope or magnifier
Also read: Realme C55 EMMC ISP PinOUT
How to Connect ISP to UFS or EMMC Box
- Open the back panel of the Vivo Y31 5G.
- Disassemble the phone.
- Locate the eMMC chip area on the PCB.
- Find & Solder to ISP Points
- Use the above diagram to identify these pins: CLK, TXON, TXOP, GND, and RXON, RXOP.
- Vivo Y31 5G ISP PinOUT to Hard Reset, FRP Bypass or Flash firmware.
Read more: Huawei Honor X5C (NLA-LX3) EMMC ISP Pinout | Test Point
- Or, you can use the test points.
- Connect to UFI or Easy JTAG,
- In the UFI or Easy Jtag Software:
- Click Identify UFS
- Bypass FRP: Navigate to: User Partition – Special Task – Reset FRP
- Fix Dead Boot: Select the firmware & click flash.
- That’s it.
Warning: Incorrectly shorting test points can damage the Vivo Y31 5G. Proceed with caution!
