PSX - Removing Mod Chip | GBAtemp.net - The Independent Video Game Community
PlayStation 1 Modchip HEX Dumps (MM3 and ONEChip) and more! | Kippykip Forums!
Help: Modchip PSone - PlayStation Development Network
Old 4-wire modchip in NTSC-J unit. What's it for? : r/psx
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PSX modchip confusion. Help please? | GBAtemp.net - The Independent Video Game Community
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Retro Gaming Denmark - All six wires soldered and glued down. --- PsNee modchip install in a Playstation 1 SCPH-7002 (PAL PU-20 board revision.) It gave me a chance to try out
Help with a modchip issue on a fat PS1 (Explanation in comments) : r/psx