Namco System 2 - Video Board Jumper setting tip - JEDEC ROM
When you convert Namco System 2 games,
You need to use non-JEDEC Roms for ROZ, OBJ sockets.
But it's hard to get non-JEDEC ROMS. (27C100, 27C1000, 27C301)
I tried to find jumper settings to use JEDEC ROMS (27C010, 27C020, 27C040)...