Find serial port to router-ONT huawei EG8145V5?

find serial port to router-ONT huawei EG8145V5?

https://mega.nz/file/YgkUUCxC#5NbzFXNf2P3l84nsBVvYkfjpJDuahGs01bnXfQfYSA4

You need to bridge these two points to enable UART.
I believe the order (starting from the left) is RX, NC, VCC, GND, TX.
image