HP Pro SFF 280 G9 Desktop PC Maintenance and Service Guide - Page 27

Expansion card, Computer appearance might vary.

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To install the access panel, reverse the removal procedure. Expansion card The computer has one PCI Express ×1 expansion socket and one PCI Express ×16 expansion socket. For a list of available expansion cards, see Computer major components on page 4. NOTE: You can install a PCI Express ×1, ×8, or ×16 expansion card in the PCI Express ×16 socket. For dual graphics card configurations, you must install the first (primary) card in the PCI Express ×16 socket. Before replacing the expansion modules, follow these steps: 1. Prepare the computer for disassembly (see Preparation for disassembly on page 18). 2. Remove the access panel (see Access panel on page 19). To replace or add an expansion card: 1. Locate the correct vacant expansion socket on the system board and the corresponding expansion slot on the back of the computer chassis. 2. Rotate the release latch downward to the open position. NOTE: Computer appearance might vary. 3. Before installing an expansion card, remove the expansion slot cover or the existing expansion card. NOTE: Before removing an installed expansion card, disconnect any cables that are attached to the expansion card. 20 Chapter 4 Removal and replacement procedures

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To install the access panel, reverse the removal procedure.
Expansion card
The computer has one PCI Express ×1 expansion socket and one PCI Express ×16 expansion socket.
For a list of available expansion cards, see
Computer major components
on page
4
.
NOTE:
You can install a PCI Express ×1, ×8, or ×16 expansion card in the PCI Express ×16 socket.
For dual graphics card configurations, you must install the first (primary) card in the PCI Express ×16 socket.
Before replacing the expansion modules, follow these steps:
1.
Prepare the computer for disassembly (see
Preparation for disassembly
on page
18
).
2.
Remove the access panel (see
Access panel
on page
19
).
To replace or add an expansion card:
1.
Locate the correct vacant expansion socket on the system board and the corresponding expansion slot
on the back of the computer chassis.
2.
Rotate the release latch downward to the open position.
NOTE:
Computer appearance might vary.
3.
Before installing an expansion card, remove the expansion slot cover or the existing expansion card.
NOTE:
Before removing an installed expansion card, disconnect any cables that are attached to the
expansion card.
20
Chapter 4
Removal and replacement procedures