Lenovo C470 All in One User Manual Page 47

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Step5.Removethefootcover.Referto“Removingthefootcover”.
Step6.Removethememorymodules.Referto“Replacingamemorymodule”.
Step7.Removetheopticaldrive.Referto“Replacingtheopticaldrive”.
Step8.Removethestandholder.Referto“Removingthestandholder .
Step9.Removethemiddlecover.Referto“Removingthemiddlecover”.
Step10.RemovetheEMIcover.Referto“RemovingtheEMIcover”.
Step11.Removetheheat-sink.Referto“Replacingtheheat-sink” .
Step12.RemovetheTV-Tunercard.Referto“ReplacingtheTVtunercard”.
Step13.RemovetheWLANcard.Referto“ReplacingtheWLANcard” .
Step14.Unplugthefollowingcablesfromconnectorsonthemotherboard:
Powerswitchboardcable
Speakersystemcable
Frontcontrolboardcable
Convertercable
Cameracable
Systemfanpowercable
Harddiskdrivepowercable
HarddiskdriveSATAcable(Black)
OpticaldriveSATAcable(Red)
LEDpaneldatacable
Step15.Removethesixscrewsthatsecurethemotherboardtothechassisandliftthemotherboardupto
removeit.
Step16.Toinstallthenewmotherboard:
a.Lineuptheholesonthenewmotherboardwiththemountingholeschassisandplacethenew
motherboardintoposition.
b.Usethescrewstosecurethenewmotherboardtothechassis.
c.Connectallthecablestothenewmotherboard.
Step17.Installthefollowingpartstothenewmotherboard:
Chapter7.Replacinghardware41
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