4Remove the expansion card (see Figure 3-19): a Remove the screw that secures the expansion-card bracket to the back panel.
b Grasp the expansion card by its top corners, and carefully remove it from the
NOTICE: You must install a filler bracket over an empty expansion slot to maintain Federal Communications Commission (FCC) certification of the system. The brackets also help keep dust and dirt out of the system and aid in proper cooling and airflow inside the system.
5If you are removing the card permanently, install a metal filler bracket over the empty expansion slot opening and close the
8Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals.
74Installing System Components