Hello there, I'm traying to soldering a wire on the SBC PCB, but I have problem with the side with arrow on attached pic.
I tried with diamond bur, diferent fluxes, diferent temperature, but no success. I will be very gladful if someone give me a little hint.
Tnanks in advance
I tried with diamond bur, diferent fluxes, diferent temperature, but no success. I will be very gladful if someone give me a little hint.
Tnanks in advance