Power Base Converter
The Mega Adaptor is for playing Mark III cartridges on the Japanese Mega Drive.
Compatible with most Genesis consoles, but only physically fits the original Genesis (will not fit on a Genesis 2/3). Also fits on the Sega CDX without modification, although it looks silly.
- Unmarked top PCB
- 839-0317 (Connector PCB)
From a US Power Base Conterter. This version places the IC on the top PCB and has had several ceramic capacitors added after production. Two ferrite blocks are clamped on the Connector PCB.
- 171-5697 (1988) (Top PCB)
- 171-5763 (Connector PCB)
This version places the IC on the connector PCB and has fewer components. No ferrite blocks.
- IC1: 315-5342
171-5697 (1988) / 171-5763
C1 47uF 16v C2 47uF 16v
Unmarked / 839-0317
C1 47uF 16v C2 47uF 16v C4 1uF 50v