Phoenix arcade pcb repair

Описание к видео Phoenix arcade pcb repair

I've got some cheap arcade boards and I show the repair process of an old
phoenix arcade pcb set.

MN6221 melody IC information:
https://eleken.y-lab.org/melody_ic/MN...

Timeline:
00:00 - Welcome
01:51 - PCB inspection
04:49 - First power on
05:40 - Address demux
09:08 - Black screen
12:48 - Audio issues pt.1
16:27 - Pleiads game
17:21 - Back to Phoenix
18:28 - Audio issues pt.2

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