User Guide

Batterypack

•Lithium-ion(Li-Ion)batterypack

Batterylife

•Forpercentageofremainingbatterypower,seethePowerManagerBatteryGaugeinthetaskbar.

•ThePowerManageralsodisplaysagreen,yellowandredindication.Abatteryunderwarrantywithared

indicationiseligibleforawarrantyreplacement.

ThinkPadX220TabetandX220iTabletspecications

Size

•Width:305.0mm(12inch)

•Depth:228.7mm(9inch)

•Height:27to31.3mm(1.06inchto1.23inch)

Environment:

•Maximumaltitudewithoutpressurization:3048m(10,000ft)

•Temperature

–Ataltitudesupto2438m(8000ft)

–Operating:5.0°Cto35.0°C(41°Fto95°F)

–Non-operating: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%

–Non-operating:5%to95%

Heatoutput

•65W(222Btu/hr)maximum,or90W(307Btu/hr)maximum,dependingonthemodel

Powersource(acpoweradapter)

•Sine-waveinputat50to60Hz