If your Vivo Y28e and Y28s 5G is Bricked, stuck at bootlogo, or want to unlock FRP using any UFS or EMMC repair tool. This guide, we will show you Vivo Y28e and Y28s 5G EMMC ISP pinout & Test Point to quickly fix the issue and repair the phone easily.
The pinout enables the Preloader & Brom mode for flash stock ROM, bypass FRP lock, or reset userdata, etc using any tool.
Also read: Redmi A5 2025 (Serenity) Test Point
What is ISP (In-System Programming) Pinout?
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.
Read more: Realme 11 5G EMMC ISP PinOUT
The latest Vivo Y28e and Y28s 5G powered-by MTK SOC’s & comes with locked USB & bootloader. So, it is impossible to boot the device into Download mode without authorization.
Read more: Oppo A3x ISP PinOUT EMMC Ways
Vivo Y28e and Y28s 5G Emmc ISP PinOUT | Test Point Image:
Here we provide ISP and Test Point Methods to carefully boot your device into Flash Mode. So, follow the below methods to successfully Reboot your Vivo Y28e and Y28s 5G to MTK ISP Mode.
Also read: How to Enter Download or EDL Mode on Oppo Phone
EMMC ISP Pin Labels You Need:
- CMD – Command Line
- CLK – Clock
- DAT0 – Data line 0
- VCC / VCCQ – Power supply for EMMC
- GND – Ground
Do check: OnePlus Nord N20 5G CPH2459 UFS ISP PinOUT
Tip: You can use a microscope or a 10x magnifier to identify the points correctly.
Also read: Unbrick Realme 9i 5G RMX3612
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: How to Take screenshot on Samsung Galaxy A32
How to Connect ISP to EMMC Box
- Open the back panel of the Vivo Y28e and Y28s 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, CMD, DATA0, GND, VCCQ, VCC.
- Vivo Y28e and Y28s 5G ISP EMMC PinOUT to Hard Reset, FRP Bypass or Flash firmware.
Also read: Samsung A16 SM-A165F ISP Pinout
- Or, you can use the test points.
- Connect to UFI or Easy JTAG,
- In the UFI or Easy Jtag Software:
- Click Identify eMMC
- Bypass FRP: Navigate to: User Partition – Special Task – Reset FRP
- Fix Dead Boot: Select the firmware & click flash.
- That’s it.
Also: FRP Reset Samsung A32
Warning: Shorting the wrong test or ISP points can damage your Vivo Y28e and Y28s 5G. Please proceed carefully!
