Lenovo ThinkPad Edge E440 - Replacing the Backup Battery

Replacingthebackupbattery
Beforeyoustart,printtheseinstructions.
Prerequisitesfortheprocedure
DANGER
Ifthebackupbatteryisincorrectlyreplaced,thereisdangerofanexplosion.Thebackupbattery
containsasmallamountofharmfulsubstances.Toavoidpossibleinjury:
•ReplaceonlywithabatteryofthetyperecommendedbyLenovo.
•Keepthebatterypackawayfromre.
•Donotexposeittoexcessiveheat.
•Donotexposeittowaterorrain.
•Donotshort-circuitit.
•Donotdrop,crush,puncture,orsubjecttostrongforces.Batteryabuseormishandlingcan
causethebatterytooverheat,whichcancausegassesorameto“vent”fromthebattery
packorcoincell.
Toreplacethebackupbattery,dothefollowing:
1.Turnoffthecomputer;thendisconnecttheacpoweradapterandallcablesfromthecomputer.Wait
threetoveminutestoletthecomputercool.
2.Closethecomputerdisplay,andturnthecomputerover.
3.Removethebattery.See“Replacingthebattery”onpage69.
4.Loosenthescrew1,andthenremovethecover2.
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