Stk-l21 Isp Pinout ((free)) -
Unbricking the Huawei STK-L21: A Practical Guide to the ISP Pinout
Power the board:
Connect the battery (or apply 3.7V via DC power supply).
Conclusion
- Remove the back glass (heat gun at 90°C).
- Unscrew all Philips #00 screws.
- Disconnect battery, display, and flex cables.
- Remove the motherboard and place it on a non-conductive mat.