Dell OptiPlex GX60 - Manual (Page 100)

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. Verify that your computer works correctly by running the Dell Diagnostics .
CD/DVD Drive
1. Follow the procedures in " Before You Begin ."
2. If you are installing a new CD/DVD drive rather than replacing a drive, remove the front-panel inserts .
Removing a CD/DVD Drive
1. Disconnect the power, audio, and CD/DVD drive cables from the back of the drive.
2. Disconnect the other end of the CD/DVD drive cable from the system board connector (IDE2).
3. Press inward on the two tabs on the sides of the drive, and then slide the drive upward and remove it from the drive bay.
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 begin any of the procedures in this section, follow the safety instructions.
CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover.
1 power cable
2 audio cable
3 CD/DVD drive cable
4 IDE2 connector