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Description Spare part number
AMD FirePro 2270 PCIe x16 graphics card, 512 MB 637213-001
Intel PRO/1000CT2 NIC, includes bracket 635523-001
HP FireWire / IEEE 1394a PCIe x1 Card 637591-001
The computer has one PCI expansion slot, one PCI Express x1 expansion slot, one PCI Express x16
expansion slot, and one PCI Express x16 expansion slot that is downshifted to a x4 slot.
NOTE: You can install a PCI Express x1, x4, x8, or x16 expansion card in the PCI Express x16 slot.
For dual graphics card configurations, the first (primary) card must be installed in the PCI Express
x16 slot that is NOT downshifted to a x4 slot.
To remove, replace, or add an expansion card:
1. Prepare the computer for disassembly (
Preparation for Disassembly on page 122)
2. Remove the access panel (
Computer Access Panel on page 123)
3. Locate the correct vacant expansion socket on the system board and the corresponding
expansion slot on the back of the computer chassis.
4. Release the slot cover retention latch that secures the PCI slot covers by lifting the green tab on
the latch and rotating the latch to the open position.
Figure 7-7 Opening the Expansion Slot Retainer
Expansion Cards 131