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New PS1 SIO-X PSIO Switchboard Mod Kit PSIO Switchboard SIO-X PCB without Direct reading function for PS1 console PS motherboard - AliExpress
Consoles Unleashed / Jo on Twitter: "Sony PlayStation SCPH-1002 PU-8 PSIO switchboard install. Just two trace cuts and keeps the full functionality of the console and disc drive for playing games from
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