9 Getting StartedEnvironmentPlace the computer on a flat stable surface. Do not place the computer upright or allow itto tip over. When the computer receives extremely strong shock after falling, the harddisk or floppy disk drive, etc., may become inoperable.In use: Temperature: 5 °C to 35 °C {41 °F to 95 °F}Humidity: 30% to 80% RH (No condensation)Not in use: Temperature: -20 °C to 60 °C {-4 °F to 140 °F}Humidity: 30% to 90% RH (No condensation)Usage EnvironmentSuch areas may result in damage to the computer.Areas with electronic equipmentThese areas may interfere with your display or cause your computer to produce strangesounds.Areas with extremely high/low temperaturesDo not leave things near the computer that are sensitive to heat. During operation, thecomputer may become warm.Places not to use your computerHandlingThis computer has been designed so as to minimize shock to the LCD and hard disk drive,etc., but no warranty is provided against such trouble. Therefore, as a precision instrument,be extremely careful in the handling.Do not drop or hit your computer against solid objects.Do not carry your computer when the power is on.Remove all external devices, cables, and PC Cards sticking out of the computer (see thefigure on the left) before transporting the computer.We recommend preparing a fully charged battery.When transporting a spare battery inside a package, briefcase, etc., it is recommended that itbe placed in a plastic bag so that its contacts are protected.Do not carry the computer while the display is open, or carry it by gripping the display.Do not put anything (e.g., a piece of paper) between the display and keyboard.Always carry your computer with you. Never check it in with luggage. For use of the com-puter inside an aircraft, we recommend asking the airlines regarding their policy on this issue.It is a good idea to make backup copies on disks and carry them with you.Do not leave a disk in the drive while transporting your computer.Wireless LANTo prevent theft of data or unauthorized access to the hard disk via a wireless LANIf you plan to use wireless LAN functions, we recommend that you do so only after making theappropriate security settings, such as for data encryption.