Dell 1900 owner manual Expansion Cards, Shows the relative locations of these expansion-card slots

Expansion Cards

Your system provides one half-length (slot 1) and five full-length (slots 2-6) expansion card slots configured as follows:

•Slot 1 and 2 are 64-bit,133-MHz(3.3-V)PCI-Xexpansion slots. These slots will accommodate 133-MHz, 100-MHz, 66-Hz, and 33-MHz PCI cards and PCI-X cards.

•Slot 3 is a x8 lane-width PCIe expansion slot.

•Slots 4, 5, and 6 are x4 lane-width PCIe expansion slots.

NOTE: The optional SAS controller card supporting up to four SAS or SATA drives should only be installed into slot 4.

Figure 3-8 shows the relative locations of these expansion-card slots

Figure 3-8. Expansion Slots

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Installing System Components