Gottlieb U2/U3 KIT Great Plains Electronics Designed

EPROM Adapter for Gottlieb System 80, 80A and 80B MPU's.

• Replaces U2 and U3 PROM's on System 80 and 80A. Replacement EPROM adapter for System 80B.
• Plugs into both U2 and U3 sockets for redundant and more reliable connections.
• All common pins between U2 and U3 are connected in case of motherboard damage.
• New Machine pin sockets at U2 and U3 are provided. (System 80 board in photo already had sockets, they work just fine too)

• Order licenced multi-ROM (80 & 80A are combined - but not included, even if shown in photo, jumper select which) here,

• Instructions (PDF) here