Dell Precision 220 - Manual (Page 25)

7. If you removed the AGP brace in step 2, replace it.
If you released the AGP card clip, push the lever so that the lever is out of the way while you install a new card or filler bracket. Release the
lever when the card or filler bracket is installed.
8. Replace the computer cover, and reconnect your computer and peripherals to their power sources and turn them on.
ALERT! Cover was previously removed.
9. To reset the chassis intrusion detector, enter System Setup, select System Security, and reset Chassis Intrusion to Enabled or
Enabled-Silent.
See " Chassis Intrusion " for instructions.
While in System Setup, if you installed a sound card, select Integrated Devices and change the setting for Sound to Off.
Removing an Expansion Card
To remove an expansion card, perform the following steps:
1. Remove the computer cover according to the instructions in " Removing and Replacing the Computer Cover ."
2. If you have a mini tower chassis and you are installing or replacing an AGP card, remove the AGP card brace according to the instructions in
" Removing and Replacing the AGP Card Brace ."
3. If necessary, disconnect any cables connected to the card.
4. Unscrew the mounting bracket of the card you want to remove.
5. Grasp the card by its outside corners, and ease it out of its connector.
6. If you are removing the card permanently, install a metal filler bracket over the empty card-slot opening.
7. If you removed the AGP brace in step 2, replace it.
8. Replace the computer cover, and reconnect your computer and peripherals to their power sources and turn them on.
ALERT! Cover was previously removed.
9. To reset the chassis intrusion detector, enter System Setup, select System Security, and reset Chassis Intrusion to Enabled or
Enabled-Silent.
See " Chassis Intrusion " for instructions.
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NOTE: After you remove and replace the cover, the chassis intrusion detector will cause the following message to be displayed at
the next system start-up:
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 remove the computer cover, see " Safety First —For You and Your Computer ."
NOTE: Installing filler brackets over empty card-slot openings is necessary to maintain Federal Communications Commission
(FCC) certification of the system. The brackets also keep dust and dirt out of your computer.
NOTE: After you remove and replace the cover, the chassis intrusion detector will cause the following message to be displayed at
the next system start-up:
NOTE: If a setup password has been assigned by someone else, contact your network administrator for information on resetting
the chassis intrusion detector.