Dell Dimension 2200 - Manual (Page 17)

3. Disconnect the computer power cable from the wall outlet, and then press the power button to ground the system board.
4. Remove the computer cover .
5. Remove the front panel .
6. Disconnect the control panel cable from the FRONT PANEL connector on the system board.
7. Press the mounting tabs to release the control panel and remove the control panel assembly.
8. Install the replacement control panel by inserting its mounting tabs into the mounting-tab slots.
9. Reconnect the control panel cable to the FRONT PANEL connector on the system board.
10. Replace the front panel.
11. Replace the computer cover .
12. Plug your computer and devices into their electrical outlets, and turn them on.
Adding or Removing Cards
Adding Cards
1. Shut down the computer .
2. Turn off any attached devices and disconnect them from their electrical outlets.
3. Disconnect the computer power cable from the wall outlet, and then press the power button to ground the system board.
4. Open the computer cover .
5. Rotate the power supply away from the system board.
6. Unscrew and remove the filler bracket for the card slot you want to use.
NOTICE: To disconnect a network cable, first unplug the cable from your computer and then unplug it from the network wall jack.
NOTICE: To connect a network cable, first plug the cable in to the network wall jack and then plug it in to the computer.
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in " Safety Instructions ."
CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover.
NOTICE: To disconnect a network cable, first unplug the cable from your computer and then unplug it from the network wall jack.