Operation Manual
Step9.Removethemiddlecover.Referto“Removingthemiddlecover”.
Step10.RemovetheEMIcover.Referto“RemovingtheEMIcover” .
Step11.RemovetherearI/Omodule.Referto“ReplacingtherearI/Omodule”.
Step12.Removetheheat-sink.Referto“Replacingtheheat-sink” .
Step13.RemovetheCPU.Referto“ReplacingtheCPU” .(FormodelsC340andC440only.)
Step14.RemovetheTV-Tunercard.Referto“ReplacingtheTVtunercard” .
Step15.RemovetheWLANcard.Referto“ReplacingtheWLANcard”.
Step16.Unplugthefollowingcablesfromconnectorsonthemotherboard:
•Powerswitchboardcable
•Speakersystemcable
•Frontcontrolboardcable
•Convertercable
•Cameracable
•Systemfanpowercable
•Harddiskdrivepowercable
•HarddiskdriveSATAcable(Black)
•OpticaldriveSATAcable(Red)
•LEDpaneldatacable
Step17.Removethevescrewsthatsecurethemotherboardtothechassisandliftthemotherboard
uptoremoveit.
Step18.T oinstallthenewmotherboard:
a.Lineuptheholesonthenewmotherboardwiththemountingholeschassisandplacethenew
motherboardintoposition.
b.Usethescrewstosecurethenewmotherboardtothechassis.
c.Connectallthecablestothenewmotherboard.
Step19.Installthefollowingpartstothenewmotherboard:
•WLANcard
•TV-Tunercard
Chapter8.Replacinghardware51