118 Adding and Replacing Par tsw w w . d e l l . c o m | s u p p o r t . d e l l . c o mAdding MemoryYou can increase your computer memory by installing memory modules onthe system board. See "Specifications" on page 128 for information on thememory supported by your computer. Be sure to add only memory modulesthat are intended for your computer.NOTE: Memory modulespurchased from Dell arecovered under yourcomputer warranty.CAUTION: Before working inside your Dell™ computer, read thesafety instructions on page 11.1 Save and close any open files, exit any open programs, and shut downthe computer (see "Turning Off Your Computer" on page 43).2 If the computer is connected to a docking device (docked), undock it.See the documentation that came with your docking device forinstructions.3 Remove all installed batteries, and disconnect the AC adapter cableand any external devices from the computer. Wait 5 seconds beforeproceeding.4 Ground yourself by touching a metal connector on the back of thecomputer, and continue to do so periodically during this procedure.NOTICE: While you work, periodically touch unpainted metal on thecomputer to dissipate static electricity that might harm internal components.5 Turn the computer over, remove the screw from the memory modulecover, and lift the cover.