Dell XPS 420 (Late 2007) - Manual (Page 167)

Removing and Installing Parts
167
4 Replace the computer cover (see "Replacing the Computer Cover" on
page 172).
NOTICE:
To connect a network cable, first plug the cable into the network port or
device and then plug it into the computer.
5 Connect your computer and devices to electrical outlets, and then turn
them on.
Front I/O Panel
Front I/O-Panel Components
1 add-in audio internal
connector 2 1394a internal
connector 3 power button
connector
4 front I/O connector 5 microphone-in
connector 6 headphone-out
connector
7 USB external ports (2) 8 1394a external port
6
7
1
4
3
2
8
5
book.book Page 167 Tuesday, November 27, 2007 10:29 AM