Quick Reference Guide 25NOTICE: To prevent static damage to components inside your computer, discharge static electricity from yourbody before you touch any of your computer’s electronic components. You can do so by touching an unpaintedmetal surface on the computer.1 Follow the procedures in "Before You Begin" in the User’s Guide.NOTICE: Opening the computer cover while the computer is running could result in a shutdown without warningand a loss of data in open programs. The computer cooling system cannot function properly while the cover isremoved.2 If you have installed a security cable, remove it from the security cable slot.3 Carefully, with the help of an assistant, remove the computer stand (see "Removing the ComputerStand").CAUTION: Your computer is heavy (it has an approximate minimum weight of 55 lbs) and can be difficult tomaneuver. Seek assistance before attempting to lift, move, or tilt it; this computer requires a two-man lift. Alwayslift correctly to avoid injury; avoid bending over while lifting. See your Product Information Guide for otherimportant safety information.CAUTION: The computer stand should be installed at all times to ensure maximum system stability. Failure toinstall the stand could result in the computer tipping over, potentially resulting in bodily injury or damage to thecomputer.NOTICE: Ensure that you are working on a level, protected surface to avoid scratching either the computer or thesurface on which it is resting.4 Carefully, with the help of an assistant, lower your computer down to a flat surface with the coverfacing up.5 Pull back the cover latch release.NOTICE: Ensure that sufficient space exists to support the removed cover—at least 30 cm (1 ft) of desk top space.