Dell XPS 420 Personal Computer User Manual


 
120 Removing and Installing Parts
NOTICE: Do not route card cables over or behind the cards. Cables routed over the
cards can prevent the computer cover from closing properly or cause damage to
the equipment.
NOTICE: To connect a network cable, first plug the cable into the network device
and then plug the cable into the computer.
13
Replace the computer cover, reconnect the computer and devices to
electrical outlets, and then turn them on.
14
If you installed a sound card:
a
Enter system setup, select
Integrated Audio Controller
, and then
change the setting to
Off
.
b
Connect external audio devices to the sound card’s connectors. Do
not 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 door
3
1
2
book.book Page 120 Tuesday, November 27, 2007 10:29 AM