A SERVICE OF

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10. Close the computer cover, reconnect the computer and devices to their electrical outlets, and turn them on.
After you open and close the cover, the chassis intrusion detector, if enabled, causes the following message to appear on the screen at the next
computer start-up:
ALERT! Cover was previously removed.
11. Reset the chassis intrusion detector by changing Chassis Intrusion to Enabled or Enabled-Silent.
12. If you installed a sound card:
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, speaker/headphone,
or line-in connectors on the I/O panel.
13. If you installed an add-in network adapter:
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 network adapter's connectors. Do not connect the network cable to the integrated connector on the I/O
panel.
14. Install any drivers required for the card as described in the card documentation.
Removing a PCI Card
1. Follow the procedures in "Before You Begin."
2. Press the lever on the card retention arm and raise the retention arm.
3. If necessary, disconnect any cables connected to the card.
4. Grasp the card by its top corners, and ease it out of its connector.
5. If you are removing the card permanently, install a filler bracket in the empty card-slot opening.
If you need a filler bracket, contact Dell.
6. Lower the retention arm and press it into place.
7. Close the computer cover, reconnect the computer and devices to their electrical outlets, and turn them on.
After you open and close the cover, the chassis intrusion detector, if enabled, causes the following message to appear on the screen at the next
computer start-up:
ALERT! Cover was previously removed.
8. Reset the chassis intrusion detector by changing Chassis Intrusion to Enabled or Enabled-Silent.
9. Remove the card's driver from the operating system.
NOTICE: To connect a network cable, first plug the cable into the network wall jack, and then plug it into the computer.
NOTE: If a setup password has been assigned by someone else, contact your network administrator for information on resetting the chassis intrusion
detector.
CAUTION: Before you perform this procedure, follow the safety instructions.
NOTE: Installing filler brackets over empty card-slot openings is necessary to maintain FCC certification of the computer. The brackets also keep dust
and dirt out of your computer.
NOTICE: To connect a network cable, first plug the cable into the network wall jack, and then plug it into the computer.
NOTE: If a setup password has been assigned by someone else, contact your network administrator for information on resetting the chassis intrusion
detector.