HP 280 G2 Maintenance And Service Manual page 34

5. Before installing an expansion card, remove the expansion slot cover or the existing expansion card.
NOTE:
the expansion card.
a. If you are installing an expansion card in a vacant socket, you must slide one of the expansion slot
covers up and out of the chassis or use a flatblade screwdriver to pry out one of the metal shields
on the rear panel that covers the expansion slot. Be sure to remove the appropriate shield for the
expansion card you are installing.
b. If you are removing a PCI Express x1 card, hold the card at each end and carefully rock it back and
forth until the connectors pull free from the socket. Lift the card straight up (1) then away from the
inside of the chassis (2) to remove it. Be sure not to scrape the card against other components.
26 Chapter 4 Removal and replacement procedures – Microtower (MT) chassis
Before removing an installed expansion card, disconnect any cables that may be attached to