Adding and Replacing Parts 85Returning a Hard Drive to DellReturn your old hard drive to Dell in its original or comparable foam packaging. Otherwise, thehard drive may be damaged in transit.MemoryYou can increase your computer memory by installing memory modules on the system board. See"Specifications" on page 101 for information on the memory supported by your computer. Installonly memory modules that are intended for your computer.NOTE: Memory modules purchased from Dell are covered under your computer warranty.CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in theProduct Information Guide.NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or byperiodically touching an unpainted metal surface (such as a connector on the back of the computer).NOTICE: To avoid damaging the system board, you must remove the main battery before you beginworking inside the computer.1 Follow the procedures in "Before You Begin" on page 81.2 Ground yourself by touching one of the metal connectors on the back of the computer.NOTE: If you leave the area, ground yourself again when you return to the computer.hard drivefoampackaging