Hard Drive 216Hard DriveWARNING: Before working inside your computer, read the safety informationthat shipped with your computer. For additional safety best practices information,see the Regulatory Compliance Homepage atwww.dell.com/regulatory_compliance.WARNING: If you remove the hard drive from the computer when the drive is hot,do not touch the metal housing of the hard drive.CAUTION: To avoid electrostatic discharge, ground yourself by using a wristgrounding strap or by periodically touching an unpainted metal surface (such as aconnector on your computer).CAUTION: To help prevent damage to the system board, remove the main battery(see "Removing the Battery" on page 13) before working inside the computer.CAUTION: To prevent data loss, turn off your computer (see "Turning Off YourComputer" on page 9) before removing the hard drive. Do not remove the hard drivewhile the computer is On or in Sleep state.CAUTION: Hard drives are extremely fragile. Exercise care when handling thehard drive.CAUTION: Only a certified service technician should perform repairs on yourcomputer. Damage due to servicing that is not authorized by Dell™ is not coveredby your warranty.CAUTION: When you disconnect a cable, pull on its connector or on its pull-tab,not on the cable itself. Some cables have connectors with locking tabs; if you aredisconnecting this type of cable, press in on the locking tabs before youdisconnect the cable. As you pull connectors apart, keep them evenly aligned toavoid bending any connector pins. Also, before you connect a cable, ensure thatboth connectors are correctly oriented and aligned.NOTE: Dell does not guarantee compatibility or provide support for hard drivesfrom sources other than Dell.NOTE: If you are installing a hard drive from a source other than Dell, you need toinstall an operating system, drivers, and utilities on the new hard drive (see the DellTechnology Guide).