A1002 Company 3-State, Germany   Date 1989   Amiga A1000   expands the A1000 with 512 kB Fast RAM four 256k×4 DIPs can be installed into A1000 PAL models only connects into the sockets of six motherboard chips at location U1G, U1H, U2G, U2H, U3G, U4G installing requires soldering disable switch