Dell E521 Owner's Manual - Page 81

Drive Panel, Removing the Drive Panel

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7 Close the card retention door to snap it into place, securing the cards. NOTICE: To connect a network cable, first plug the cable into the network device and then plug it into the computer. 8 Replace the computer cover, reconnect the computer and devices to electrical outlets, and then turn them on. 9 Remove the card's driver from the operating system. 10 If you removed a sound card: a Enter system setup (see "System Setup" on page 111), go to Onboard Devices and select Integrated Audio, and then change the setting to On b Connect external audio devices to the audio connectors on the back panel of the computer. See "Back Panel Connectors" on page 14. 11 If you removed an add-in network connector: a Enter system setup (see "System Setup" on page 111), go to Onboard Devices and select Integrated NIC, and then change the setting to On. b Connect the network cable to the integrated connector on the back panel of the computer. See "Back Panel Connectors" on page 14. Drive Panel CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the cover. Removing the Drive Panel 1 Follow the procedures in "Before You Begin" on page 61. 2 Remove the computer cover (see "Removing the Computer Cover" on page 63). Removing and Installing Parts 81

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Removing and Installing Parts
81
7
Close the card retention door to snap it into place, securing the cards.
NOTICE:
To connect a network cable, first plug the cable into the network device and then plug it into the
computer.
8
Replace the computer cover, reconnect the computer and devices to electrical outlets, and then turn
them on.
9
Remove the card’s driver from the operating system.
10
If you removed a sound card:
a
Enter system setup (see "System Setup" on page 111), go to
Onboard Devices
and select
Integrated Audio
, and then change the setting to
On
b
Connect external audio devices to the audio connectors on the back panel of the computer. See
"Back Panel Connectors" on page 14.
11
If you removed an add-in network connector:
a
Enter system setup (see "System Setup" on page 111), go to
Onboard Devices
and select
Integrated NIC
, and then change the setting to
On
.
b
Connect the network cable to the integrated connector on the back panel of the computer. See
"Back Panel Connectors" on page 14.
Drive Panel
CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions in the
Product Information Guide
.
CAUTION:
To guard against electrical shock, always unplug your computer from the electrical outlet before
removing the cover.
Removing the Drive Panel
1
Follow the procedures in "Before You Begin" on page61.
2
Remove the computer cover (see "Removing the Computer Cover" on page 63).