Installing An Option Card - Epson 20 User Manual

Installing an Option Card

The illustration below shows the nine option slots inside the
Equity 386. (Slot number 9 is occupied by the SPF card.)
Slots 1, 2, and 9 are designed for 8-bit option cards, and slots 3
through 8 are designed for 16-bit cards. As you can see below, a
16-bit card has a second connector.
16-bit option card
6-6 Installing Options
8-bit option card