Lenovo ThinkPad E550 - Appendix C. Restriction of Hazardous Substances Directive (RoHS); European Union RoHS

Prerequisitesfortheprocedure
DANGER
Ifthecoin-cellbatteryisincorrectlyreplaced,thereisdangerofanexplosion.Thecoin-cellbattery
containsasmallamountofharmfulsubstances.Toavoidpossibleinjury:
•ReplaceonlywithabatteryofthetyperecommendedbyLenovo.
•Keepthebatteryawayfromfire.
•Donotexposeittoexcessiveheat.
•Donotexposeittowaterorrain.
•Donotshort-circuitit.
•Donotdrop,crush,puncturethebattery,ormakeitsubjecttostrongforces.Batteryabuseor
mishandlingcancausethebatterytooverheat,whichcancausegassesorflameto“vent”
fromthebatteryorcoin-cellbattery.
Toreplacethecoin-cellbattery,dothefollowing:
1.Turnoffthecomputer;thendisconnecttheacpoweradapterandallcablesfromthecomputer.Wait
threetofiveminutestoletthecomputercool.
2.Closethecomputerdisplayandturnthecomputerover.
3.Removethebattery.See“Replacingthebattery”onpage113.
4.Loosenthescrews1andthenremovethecover2.
Chapter10.Replacingdevices131