Step5.Returnthecomputertoanuprightposition,thenliftthebasecoverupandslideitoutasshown.
Step6.Toreattachthebasecover:
a.Lineupthebasecoverwiththebase,slideitbackandsnapitintoposition.
b.Placethecomputerface-downonasoftflatsurface,thensecurethebasecovertothebase
withthe8screws.
Replacingtheharddiskdrive
Attention:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthecover.
Toreplacetheharddiskdrive
Step1.Removeanymedia(disks,CDs,DVDsormemorycards)fromthedrives,shutdowntheoperating
system,andturnoffthecomputerandallattacheddevices.
Step2.Unplugallpowercordsfromelectricaloutlets.
Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)
cables,andanyothercablesthatareconnectedtothecomputer.Referto“Leftandrightview”
and“Rearview”forhelpwithlocatingthevariousconnectors.
Step4.Removethebasecover.Referto“Removingthebasecover”.
24LenovoA540/A740HardwareMaintenanceManual
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