HP 800 G1 E1Z89UTABA, E1Z84UT E1Z84UT#ABA, 800 G1 E3T09UT#ABA, 800 G1 E1Z88UT#ABA, 800 G1 E1Z82UT#ABA

4.Press straight down on the two green thumb tabs on the exterior of the chassis (1) and rotate the expansion card retention latch open (2).

5.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 may be attached to the expansion card.

a.If you are installing an expansion card in a vacant socket, remove the appropriate expansion slot cover on the back of the chassis. Lift the expansion slot cover from the expansion slot.

54 Chapter 5 Removal and replacement procedures: Tower (TWR)