12 Safety and Use Instr uctionsw w w . d e l l . c o m | s u p p o r t . d e l l . c o m • When traveling, do not place the computer in overhead storagecompartments where it could slide around. Do not drop yourcomputer or subject it to other mechanical shocks.• Protect your computer, battery, and hard drive from environmentalhazards such as dirt, dust, food, liquids, temperature extremes, andoverexposure to sunlight.• When you move your computer between environments with verydifferent temperature and/or humidity ranges, condensation may formon or within the computer. To avoid damaging the computer, allowsufficient time for the moisture to evaporate before using thecomputer.NOTICE: When taking the computer from low-temperature conditions into awarmer environment or from high-temperature conditions into a coolerenvironment, allow the computer to acclimate to room temperature beforeturning on power.• When you disconnect a cable, pull on its connector or on its strain-relief loop, not on the cable itself. As you pull out the connector, keepit evenly aligned to avoid bending any connector pins. Also, before youconnect a cable make sure both connectors are correctly oriented andaligned.• Handle components with care. Hold a component such as a memorymodule by its edges, not its pins.• When preparing to remove a memory module from the system boardor disconnect a peripheral device from the computer, turn off thecomputer, disconnect the AC adapter cable, and then wait 5 secondsbefore proceeding to help avoid possible damage to the system board.• Clean the display with a soft, clean cloth and commercial windowcleaner that does not contain wax or abrasives. Apply the cleaner to thecloth; then stroke the cloth across the display in one direction, movingfrom the top of the display to the bottom. If the display containsgrease or some other contaminant, use isopropyl alcohol instead ofcommercial window cleaner.• If your computer gets wet or is damaged, follow the proceduresdescribed in "If Your Computer Gets Wet" on page 39 If, afterfollowing these procedures, you confirm that your computer is notoperating properly, contact Dell ("Contacting Dell" on page 70 for theappropriate contact information).