Dell Dimension 2400 - Manual (Page 11)

13. Check all cable connections, and fold cables out of the way to provide airflow for the fan and cooling vents.
14. Replace the computer cover .
15. Connect your computer and devices to electrical outlets, and turn them on.
16. After you turn on your computer, press <F2> when you are prompted to enter setup mode.
17. Highlight Drive Configuration and press <Enter>.
18. Use the left and right arrows to change Diskette Drive A from Not Installed to 3.5 inch, 1.44 MB.
19. Press <Enter>.
20. Highlight Integrated Devices (LegacySelect Options) and press <Enter>.
21. Make sure that the Diskette Interface entry is set to Auto. If necessary, use the left and right arrows to set it to Auto.
22. Press <Enter>.
23. Press <Esc>.
24. Press <Enter> to save changes and exit.
The computer restarts.
25. See the documentation that came with the drive for instructions on installing any software required for drive operation.
Adding or Replacing a CD or DVD Drive
1. Shut down the computer through the Start menu.
2. Ensure that your computer and attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut
down your computer, turn them off now.
3. Disconnect any telephone or telecommunication lines from the computer.
4. Disconnect your computer and all attached devices from their electrical outlets, and then press the power button to ground the system board.
5. Remove the computer cover .
6. Release and remove the front panel .
7. Remove the front-panel insert .
8. Ensure that the jumper setting on the new drive is set for "cable select" (see the documentation that came with the drive for information).
9. Remove the two alignment screws, shown in the following figure, from the front of the computer and insert them into the drive.
NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer.
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in your Owner's Manual or Product Information
Guide.
NOTE: Drives sold by Dell come with their own operating software and documentation. After you install a drive, see the documentation that came with
the drive for instructions on installing and using the drive software.
NOTICE: To disconnect a network cable, first unplug the cable from your computer and then unplug it from the network wall jack.
CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover.
NOTE: Some computers come with only two alignment screws; others come with four. You only need two alignment screws for this procedure.