Adding and Replacing Parts 836 Press the power button to ground the system board.7 Remove any installed ExpressCards from the ExpressCard slot. See “Removing an ExpressCard orBlank.”8 Close the display and turn the computer upside down on a flat work surface.Hard DriveCAUTION: If you remove the hard drive from the computer when the drive is hot, do not touch the metal housingof the hard drive.CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the ProductInformation Guide.NOTICE: To prevent data loss, turn off your computer before removing the hard drive. Do not remove the hard drivewhile the computer is on, in standby mode, or in hibernate mode.NOTICE: Hard drives are extremely fragile; even a slight bump can damage the drive.NOTE: Dell does not guarantee compatibility or provide support for hard drives from sources other than Dell.NOTE: If you are installing a hard drive from a source other than Dell, you need to install an operating system,drivers, and utilities on the new hard drive.To replace the hard drive in the hard drive bay:1 Follow the procedures in “Before You Begin.”2 Turn the computer over, and loosen the two captive screws in the hard drive cover.1 captive screws (2)1book.book Page 83 Thursday, September 22, 2005 8:08 AM