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Adding and Replacing Parts
Dell™ Dimension™ 2300
Shutting Down the Computer
NOTICE: To prevent data loss, you must turn off your computer through the Start menu instead of by pressing the power button.
HINT: If you are having difficulty turning off your computer, see "General Problems."
1.Save and close any open files and exit any open programs.
2.Click the Start button and then click Turn off Computer.
3.Click Turn off.
The computer automatically turns off after the shutdown process finishes.
4.Turn off your monitor and any other devices connected to power.
Removing the Computer Cover
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions provided in your Owner's Manual.
CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover.
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.
NOTICE: To disconnect a network cable, first unplug the cable from your computer and then unplug it from the network wall jack.
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.
CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover.
NOTICE: Before touching anything inside your computer, ground yourself by touching an unpainted metal surface, such as the metal at the back of the computer. While you work, periodically touch an unpainted metal surface to dissipate any static electricity that could harm internal components.
5.Loosen the thumbscrew.
6.Push down on the cover button.
7.Grip the indent in the middle of the computer cover, and slide the computer cover towards the back of the computer.
