IdeaCentre Horizon 27 All-In-One PC Hardware Maintenance Manual

Replacingthepowerswitchboard
Note:Turnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthebasecover.
Toreplacethepowerswitchboard:
Step1.Removeanymedia(disks,CDs,DVDs,ormemorycards)fromthedrives,shutdowntheoperating
system,andturnoffthecomputerandallattacheddevices.
Step2.Unplugallpowercordsfromelectricaloutlets.
Step3.Disconnectallcablesattachedtothecomputer.Thisincludespowercords,input/output(I/O)
cables,andanyothercablesthatareconnectedtothecomputer.Referto“Leftandrightview”
and“Rearview”forhelpwithlocatingthevariousconnectors.
Step4.Removetherearcover.Referto“Removingtherearcover”.
Step5.Disconnectthepowercablefromthepowerswitchboard.
Step6.Disconnectthebatterycablefromtheconnectoronmotherboard.Referto“Replacingthebattery” .
Step7.Thepowerswitchboardispinedtothebracket,pushthepingently,thenslidethepowerswitch
boardupwardtoremoveit.
Step8.Toinstallthepowerswitchboard:
a.Connectthepowercabletothenewconverterboard.
b.Lineupthenewpowerswitchboardwiththeguideonthebracket,thenslideitintoposition.
c.Reconnectthebatterycabletotheconnectoronthemotherboard.
Step9.Reattachtherearcover.
ReplacingtheBluetoothmodule
Attention:T urnoffthecomputerandwait3to5minutestoletitcooldownbeforeremovingthebasecover.
ToreplacetheBluetoothmodule:
Step1.Removeanymedia(disks,CDs,DVDs,ormemorycards)fromthedrives,shutdowntheoperating
system,andturnoffthecomputerandallattacheddevices.
Step2.Unplugallpowercordsfromelectricaloutlets.
40IdeaCentreHorizon27All-In-OnePCHardwareMaintenanceManual