ThinkPad X100e - Page 37

5.Measurethevoltageofthebackupbattery.Seethefollowinggure.
Wire
Voltage(Vdc)
Red+2.5to+3.2
Black
Ground
•Ifthevoltageiscorrect,replacethesystemboard.
•Ifthevoltageisnotcorrect,replacethebackupbattery.
•Ifthebackupbatterydischargesquicklyafterreplacement,replacethesystemboard.
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