Dell 755 manual Expansion Cards

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1 riser-card cage 2 handle 3 riser cards (2)

4Gently lift the release tab on the card retention latch from the inside to pivot the latch open. Pivot the latch until it snaps into the open position.

5Disconnect the PS/2 serial-port cable from the system board (see "System Board Components" on page 95).

6Grasp the PS/2 serial-port adapter bracket by its top corners, and ease it out of its connector.

7If you are removing the adapter permanently, install a filler bracket in the empty card-slot opening.

NOTE: Installing filler brackets over empty card-slot openings is necessary to maintain FCC certification of the computer. The brackets also keep dust and dirt out of your computer.

8Before you close the card retention mechanism, ensure that:

•The tops of all cards and filler brackets are flush with the alignment bar.

•The notch in the top of the card or filler bracket fits around the alignment guide.

9Secure the card(s) by closing the card retention latch and snapping it into place.

10Replace the riser-card cage:

a Align the tabs in the side of the riser-card cage with the slots on the side of the computer, and slide the riser-card cage down into place.

b Ensure that the riser-card connectors are fully seated in the connectors on the system board. c Rotate the riser-card cage handle to the down position.

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Expansion Cards