PCI Expansion Card Upgrades

NOTE: This computer does not support older expansion card technologies, such as Industry-Standard Architecture (ISA) cards.

The riser board accommodates up to two one-thirdlength, 32-bit Peripheral Compo- nent Interconnect (PCI) expansion cards. PCI expansion-card connector 1 (PCI1) is reserved for use with Dimension 900 system-specific expansion cards available only from Dell (see “Available Upgrades” in Chapter 1). PCI expansion-card connector 2 (PCI2) is available for use with any one-third–length commercial PCI card.

Figure 2-6 shows a typical one-third–length PCI expansion card. Figure 2-7 shows the two PCI expansion-card connectors on the riser board.

PCI expansion card

Figure 2-6. PCI Expansion Card

PCI2 connector

PCI1 connector

Figure 2-7. Riser Board PCI Expansion-Card Connectors

Make sure that you have a slot available for the type of card you are installing. Also check the Windows 98, Windows Me, or Windows 2000 Device Manager, or Windows NT Diagnostics for an available interrupt request (IRQ) line that is sup- ported by the card.

2-12 Dell Dimension 900 System Reference and Troubleshooting Guide

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Dell 900 manual PCI Expansion Card Upgrades