Rastan (Taito) PCB repair #3
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Published on ● Video Link: https://www.youtube.com/watch?v=WX-MSD47xuk
Symptoms#1 : sound is faint and corrupted
Fix#1 : replaced the two T074 OP-AMPs @IC100 and IC106
Symptoms #2 : speeches are missing
Fix#2 : replaced the MSM5205 (ADPCM speech synthesis IC) @IC99 and its 384kHz ceramic resonator