Lenovo ThinkPad E550 - Specifications; Operating Environment

Wirelessfeatures
•IntegratedwirelessLAN
•IntegratedBluetooth
Securityfeatures
•Fingerprintreader(availableonsomemodels)
Specifications
Thissectionliststhephysicalspecificationsforyourcomputer.
Size
•Width:377mm(14.84inches)
•Depth:255mm(10.04inches)
•Height:27.1mm(1.07inches)or28.9mm(1.14inches)
Heatoutput
•45W(154Btu/hr)maximumor65W(222Btu/hr)maximum(dependingonthemodel)
Powersource(acpoweradapter)
•Sine-waveinputat50to60Hz
•Inputratingoftheacpoweradapter:100to240Vac,50to60Hz
Operatingenvironment
Thissectionprovidesinformationabouttheoperatingenvironmentofyourcomputer.
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:Whenyouchargethebattery,itstemperaturemustbeatleast10°C(50°F).
•Relativehumidity:
–Operating:8%to80%
–Storage:5%to95%
Ifpossible,placeyourcomputerinawell-ventilatedanddryareawithoutdirectexposuretosunshine.
Attention:
12UserGuide