ocr: APCI/EISA SHARED SLOT(TOPVIEW) PCI connector PCI expansion: board Mounting EISA EISA bracket connector expansion board computer's back panel Figure 2. System designers can create shared" - 1/O slots, which can be used for either of Iwo ypes ofexpansion boards. The shared slot illus- trated here will accept either a PCI or EISA card.