Dell OptiPlex GX50 User Guide - Page 76
Expansion Card Cage (Small Desktop Computer Only), Removing the Expansion-Card Cage, Chassis Intrusion
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www.dell.com | support.dell.com 10 Close the computer cover, reconnect the computer and devices to their electrical outlets, and turn them on. NOTE: After you open and close the cover, the chassis intrusion detector 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. NOTE: If a setup password has been assigned by someone else, contact your network administrator for information on resetting the chassis intrusion detector. 12 If you removed a sound card, enter system setup, perform the following steps: a Enter system setup, select Integrated Devices, and change the setting for Sound to On. b Connect external audio devices to the audio connectors on the I/O panel (see "I/O Panel-Small Form-Factor, Desktop, and MiniTower Computers"). 13 If you removed an add-in network adapter, perform the following steps: a Enter system setup, select Integrated Devices and change the setting for Network Interface Card to On. b Connect the network cable to the integrated connector on the I/O panel (see "I/O Panel-Small Form-Factor, Desktop, and MiniTower Computers"). Expansion Card Cage (Small Desktop Computer Only) Removing the Expansion-Card Cage CAUTION: Before you perform this procedure, see "Safety Instructions." 1 Open the computer cover. 74 Instal ling Upgrades