Sony PlayStation | Mayumi 4 | SCPH-7502 | PU-22 – McRetro.net

Sony PlayStation | Mayumi 4 | SCPH-7502 | PU-22

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There are eight points to solder in total.
Above is the pinout, from pin 1 through to pin 8.
Above is the pinout, from pin 1 through to pin 8.

The Mayumi 4 modchip supports three different modes on the SCPH-750x model / PU-22 board. To change modes, press and hold reset for two seconds.

Strongest mode –> Old modchip mode –> Disable mode

WDT_OFF, ExtRC_OSC, MCLR_OFF

Back to the modchip installation guide list

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