Here's your free guide on how to open up your Sega Master System console so you can perform modifications to it!  

Retrobrad has been created and maintained by me - Brad!
This page has been visited times since June 2007

by retrobrad 23 June 2007
  Now once the cover is removed you need to unscrew the metal shielding and then remove it.  
  Flip the console upside down and unscrew the 5 screws holding the casing together - then flip it back the right side up and remove the top cover.  
  Finally, unscrew the last of the screws holding in the mainboard (don't forget about the screws holding in the cartridge connector!) and thats it, you're all ready for modding!