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100 Installing Upgrades
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9 Replace the computer cover, reconnect the computer and peripherals
to their electrical outlets, and turn them on.
NOTE: If enabled, the Chassis Intrusion option will cause the following
message to be displayed at the next system start-up:
ALERT! Cover was previously removed.
10
If you installed a sound card, perform the following steps:
a Enter system setup, select Integrated Devices and change the
setting for Sound to Off.
b Connect external audio devices to the sound card’s connectors.
Do not connect external audio devices to the microphone, line-
out, or line-in connectors on the system back panel (see "Back-
Panel Connectors and Indicators").
11 If you installed an add-in NIC, perform the following steps:
a Enter system setup, select Integrated Devices and change the
setting for Network Interface Card to Off.
b Connect the network cable to the add-in NIC’s connectors. Do
not connect the network cable to the integrated NIC connector on
the system back panel (see "Back-Panel Connectors and
Indicators").
Removing an Expansion Card
CAUTION: Before you perform this procedure, see "Safety First—
For You and Your Computer."
1
Turn off the computer and peripherals, disconnect them from their
electrical outlets, wait at least 5 seconds, and then remove the
computer cover.
2 If you have a mini tower chassis and you are removing an AGP card,
remove the AGP card brace.
3 If necessary, disconnect any cables connected to the card.
4 Remove the screw that secures the expansion card bracket to the
chassis.
Save the screw to use when installing the expansion card or filler
bracket later in this procedure.