Expansion Cards - HP dc7900 - Convertible Minitower PC Service & Reference Manual

Expansion Cards

The computer has three standard full-height PCI expansion slots, 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.
Figure 7-14
Table 7-2 Expansion Slot Locations
Item Description
1 PCI Express x16 expansion slot
2 PCI Express x16 expansion slot that is
downshifted to a x4 slot
3 PCI Express x1 expansion slot
4 PCI expansion slot
5 PCI expansion slot
6 PCI expansion slot
NOTE: You can install a PCI Express x1, x8, or x16 expansion card in the PCI Express x16 slots.
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
2. Remove the computer access panel
3. Locate the correct vacant expansion socket on the system board and the corresponding expansion
slot on the back of the computer chassis.
Expansion Slot Locations
(Preparation for Disassembly on page
(Computer Access Panel on page
63).
70).
Expansion Cards 79