10.If an expansion card was removed from the old riser card or you are installing a new expansion card into the riser card, install the card into the appropriate slot on the new riser card. Move the card toward the rear of the chassis so that the bracket on the card is aligned with the open slot on the rear of the chassis (1). Press the card straight down into the expansion socket on the riser card (2).
Figure
11.If an expansion card was removed from the old riser card and you are not replacing the expansion card, install a slot cover in the expansion slot.
CAUTION: After removing an expansion card, you must replace it with a new card or expansion slot cover for proper cooling of internal components during operation.
Figure
Replacing the Riser Card 23