User Guide for “Ultimate Mod Board II” Upgraded Master System II
Power LED The power LED upgrade provides a visual indication of the console being powered on. The colour of the LED also indicates which mode the console is currently set …
“Ultimate Mod Board II” (PAL) – PCB Connector Reference
There are six connectors available on the “Ultimate Mod Board II” PCB. These are labeled J1 through J6. The three primary (required) connectors are: Two secondary connectors provide for secondary …
“Ultimate Mod Board II” (PAL) – The Full Story
This journey started when I rediscovered my Sega Master System II, which had been buried in a wardrobe for many years. With over 20 years video & home theatre experience, …