Lenovo ThinkStation E31 - Installing or Replacing a Memory Module

Chapter3.Generalinformation
Thischapterprovidesgeneralinformationthatappliestoallmachinetypessupportedbythispublication.
Specications
Thissectionliststhephysicalspecicationsforyourcomputer.
Formachinetypes:2551,2552,2553,2554,and2555
Dimensions
Width:175mm(6.89inches)
Height:425.2mm(16.74inches)
Depth:430.8mm(16.96inches)
Weight
Maximumcongurationasshipped:11.2kg(24.7lb)
Environment
•Airtemperature:
Operating:10°Cto35°C(50°Fto95°F)
Storage:-40°Cto60°C(-40°Fto140°F)inoriginalshippingpackage
Storage:-10°Cto60°C(14°Fto140°F)withoutpackage
•Humidity:
Operating:20%to80%(non-condensing)
Storage:20%to90%(non-condensing)
•Altitude:
Operating:-50to10000ft(-15.2to3048m)
Storage:-50to35000ft(-15.2to10668m)
Electricalinput
•Inputvoltage:
–Lowrange:
Minimum:100Vac
Maximum:127Vac
Inputfrequencyrange:50to60Hz
–Highrange:
Minimum:200Vac
Maximum:240Vac
Inputfrequencyrange:50to60Hz
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