Dell OptiPlex GX280 User Manual
Page 269
1 fully seated card
2 not fully seated card
3 bracket within slot
4 bracket caught outside of slot
6. Release the card lever, ensuring that the tab fits into the notch on the front end of the card.
7. Secure the card by lowering the lever on the back panel.
8. Replace the computer cover.
NOTICE:
To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer.
9. Connect your computer and devices to electrical outlets, and turn them on.
After you open and close the cover, the chassis intrusion detector, if installed and enabled, causes the following
message to appear on the screen at the next computer start-up:
ALERT! Cover was previously removed.
10.
Reset the chassis intrusion detector
by changing Chassis Intrusion to On or On-Silent.
NOTE:
If an admin password has been assigned by someone else, contact your network administrator for information
on resetting the chassis intrusion detector.
11. If you installed a sound card:
a.
, select Audio Controller, and change the setting 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 back panel.
12. If you installed an add-in network adapter and want to turn off the integrated network adapter:
a.
, select Network Controller and change the setting 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 back panel.