User Guide

7.Connecttheantennacablestothenewcardasshowninthedrawing.
8.Reinstallthebasecoverassembly.See“Replacingthebasecoverassembly”onpage64.
9.Turnthecomputeroveragain.Connecttheacpoweradapterandallcables.
Replacingthebackupbattery
Beforeyoustart,printtheseinstructions.
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.Disablethebuilt-inbattery.See“Disablingthebuilt-inbattery”onpage63.
2.Closethecomputerdisplay,andturnthecomputerover.
3.Removethebasecoverassembly.See“Replacingthebasecoverassembly”onpage64.
70UserGuide