Operatingenvironment
Thissectionprovidesinformationaboutyourcomputeroperatingenvironment.
Environment:
•Maximumaltitudewithoutpressurization:3048m(10000ft)
•Temperature
–Ataltitudesupto2438m(8000ft)
–Operating:5.0°Cto35.0°C(41°Fto95°F)
–Storage:5.0°Cto43.0°C(41°Fto109°F)
–Ataltitudesabove2438m(8000ft)
–Maximumtemperaturewhenoperatingundertheunpressurizedcondition:31.3°C(88°F)
Note:Whenyouchargethebatterypack,itstemperaturemustbeatleast10°C(50°F).
•Relativehumidity:
–Operating:8%to80%
–Storage:5%to95%
Ifpossible,placeyourcomputerinawell-ventilatedanddryareawithoutdirectexposuretosunshine.
Keepelectricalappliancessuchasanelectricfan,radio,airconditioner,andmicrowaveovenawayfrom
yourcomputerbecausethestrongmagneticeldsgeneratedbytheseappliancescandamagethemonitor
anddataontheharddiskdrive.
Donotplaceanybeveragesontopoforbesidethecomputerorotherattacheddevices.Ifliquidisspilledon
orinthecomputeroranattacheddevice,ashortcircuitorotherdamagemightoccur.
Donoteatorsmokeoveryourkeyboard.Particlesthatfallintoyourkeyboardcancausedamage.
Lenovoprograms
YourcomputercomeswithLenovoprogr amstohelpyouworkmoreeasilyandsecurely.Dependingon
theWindowsoperatingsystempreinstalled,theprogramsmightvary.
TolearnmoreabouttheprogramsandothercomputingsolutionsofferedbyLenovo,goto:
http://www.lenovo.com/support
ToaccessLenovoprograms,presstheWindowskeytogototheStartscreen.ClickaLenovoprogramto
launchit.Ifyoucannotndtheprogramyouneed,movethepointertothetop-rightorbottom-rightcorner
ofthescreentobringupthecharms.ThenclicktheSearchcharmtosearchthedesiredprogram.
YoucomputermightbepreinstalledwiththefollowingLenovopr ograms.
•ActiveProtectionSystem™
TheActiveProtectionSystemprogramprotectsyourharddiskdrivewhentheshocksensorinsideyour
computerdetectsaconditionthatcoulddamagethedrive,suchassystemtilt,e xcessivevibration,or
shock.Theharddiskdriveislessvulnerabletodamagewhenitisnotoperating.Thisisbecausewhen
theharddiskdriveisnotoper ating,thesystemstopsitfromspinning,andmightalsomovetheread
andwriteheadsofthedrivetoareasthatdonotcontaindata.Assoonastheshocksensorsenses
12UserGuide