Hardware Maintenance Manual

Beforeservicingthecomputer
Carefullyreadthistopicbeforeservicingthecomputer.
Disablingthebuilt-inbattery
BeforereplacinganyFRU,ensurethatyouhavedisabledthebuilt-inbatterybydoingthefollowing:
1.Turnoffyourcomputeranddisconnecttheacpoweradapterandallcablesfromthecomputer.
2.Turnonyourcomputer.WhentheThinkPadlogoisdisplayed,immediatelypressF1toenterThinkPad
Setup.
3.SelectConfig➙Power.ThePowersubmenuisdisplayed.
4.SelectDisablebuilt-inbatteryandpressEnter.
5.SelectYesintheSetupConfirmationwindow.Thebuilt-inbatteryisdisabledandthecomputerturnsoff
automatically.Waitthreetofiveminutestoletthecomputercool.
RemovingamajorFRU
ThissectionprovidesinstructionsonhowtoremoveamajorFRU.
1010Bottomcover
Removalstepsofthebottomcover
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