Hacha Mecha Fighter (NMK) PCB repair
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Published on ● Video Link: https://www.youtube.com/watch?v=cE5y5vTgocw
Symptoms#1 : screen is filled with garbage
Fix#1 : replaced a bad 6116 SRAM (2K x 8-bit) @IC118
Symptoms#2 : sprites are flashing
Fi#2 : replaced two faulty 62256 SRAMs (32K x 8-bit) @IC1 and IC2