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Removing the Computer Cover

Dell™ XPS™ 400 Service Manual

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.

CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing 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.

1. Follow the procedures in "Before You Begin."
   
   
2. If you have installed a security cable, remove it from the security cable slot.
   
   

NOTICE: Ensure that sufficient space exists to support the removed cover—at least 30 cm (1 ft) of desk top space.

NOTICE: Ensure that you are working on a level, protected surface to avoid scratching either the computer or the surface on which it is resting.

3. Lay your computer on its side with the computer cover facing up.
   
   
4. Pull back the cover latch release on the top panel.
   
   

5. Locate the three hinge tabs on the bottom edge of the computer.
   
   
6. Grip the sides of the computer cover and pivot the cover up.
   
   
7. Lift the cover away and set it aside in a secure location.
   
   

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