Shopping cart

Your shopping cart is empty.

User Menu

Sega Master System FM Sound Module Install Guide

This guide will show you how to install Tim Worthington's FM Sound Module into a Sega Master System model 1. You can purchase Tim Worthington's Master System FM Sound Module from the following link

Solder Maps

Coming very soon.

Consoles Unleashed Switchless Region Mod FM Connections

Coming very soon.

Japanese Language Switching

Japanese language mode has been confirmed to work on the following consoles.

Model 1

Board Codes Region Japanese FM Mode
1986 Made in Japan M4 Powerbase/NTSC 837-6067 171-5379 NTSC Untested
1986 Made in Hong Kong M4 Power Base/PAL 837-6097 171-5385 PAL Untested
1988 M4 Powerbase/NTSC 837-6629 171-5533-01A NTSC Untested
1988 M4 Powerbase/NTSC 837-6700 171-5696 NTSC Untested
1988 Made in Hong Kong Power Base VA2/PAL   171-5672 PAL Untested
1989 Made in Hong Kong Power Base PAL VA3   171-5535-10 PAL Tested Working