8.Release the half-height slot cover retention latch by lifting the green tab on the latch and rotating the latch to the open position.
Figure 2-20Opening the Half-Height Slot Cover Retention Latch
9.Before installing an expansion card, remove the expansion slot cover. Pull the slot cover straight up then away from the inside of the chassis.
Figure 2-21Removing an Expansion Slot Cover
Installing a Half-Height Expansion Card 25