The SupraRAM 2000 can be installed with either 2, 4, 6 or 8 megabytes of RAM in 1 megabit by 1 DRAM packages 100ns or faster. You need 16 chips for every 2 megabytes.
The first 2 megabytes of RAM must be in the row of sockets labelled U10.
The second 2 megabytes of RAM must be in the row labelled U20.
The third in U30.
The forth in U40.
RAM Block Jumper settings: