Dell Dimension 3100/E310 - Manual (Page 19)

5. Replace the computer cover , reconnect the computer and devices to electrical outlets, and then turn them on.
6. Uninstall the driver for the card that you removed.
7. If you removed a sound card:
a. Enter system setup , select Audio Controller, and then change the setting to On.
b. Connect external audio devices to the audio connectors on the back panel of the computer.
8. If you removed an add-in network connector:
a. Enter system setup , select Network Controller, and then change the setting to On.
b. Connect the network cable to the integrated connector on the back panel of the computer.
Drive Panels
Removing the Drive Panel
1. Follow the procedures in " Before You Begin ."
2. Grasp the sliding plate lever and push it towards the base of the computer until the drive panel snaps open.
3. Pivot the drive panel outward and lift it from its side hinges.
4. Set the drive panel aside in a secure location.
Removing the Drive-Panel Insert
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide.
CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the cover.
1 drive panel
2 sliding plate
3 sliding plate lever
NOTE: This sliding plate secures and releases the drive panel and helps to secure the drives.