120 Removing and Installing PartsNOTICE: Do not route card cables over or behind the cards. Cables routed over thecards can prevent the computer cover from closing properly or cause damage tothe equipment.NOTICE: To connect a network cable, first plug the cable into the network deviceand then plug the cable into the computer.13 Replace the computer cover, reconnect the computer and devices toelectrical outlets, and then turn them on.14 If you installed a sound card:a Enter system setup, select Integrated Audio Controller, and thenchange the setting to Off.b Connect external audio devices to the sound card’s connectors. Donot connect external audio devices to the integrated microphone,speaker/headphone, or line-in connectors on the back panel.1 release tab 2 card retention mechanism 3 card retention door31 2book.book Page 120 Tuesday, November 27, 2007 10:29 AM