HP n400c manual Computer Upgrades and Add-ons, Before Removing or Installing Components

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Computer Upgrades and Add-ons

The computer supports several notebook accessories for you to upgrade and add on to your system.

To order accessories, visit the Compaq Web site at http://www.compaq.com, or refer to the Worldwide Telephone Numbers guide included with your computer to contact a Compaq authorized dealer, reseller, or service provider.

Before Removing or Installing

Components

ÄCAUTION: Electrostatic discharge (ESD) can damage electronic components. Before beginning any procedure, ensure that you are discharged of static electricity by touching a grounded metal object. For more information, refer to the Regulatory and Safety Notices guide.

ÅWARNING: The procedures provided in this section are only for user-accessible internal compartments on the computer. All other areas that require a tool to access should only be opened by a Compaq authorized service provider.

1.Shut down the computer.

✎To ensure that the computer is not in Hibernation, turn the computer on, then shut it down.

2.Disconnect all external devices connected to the computer.

Hardware Guide 8–1