Lenovo ThinkCentre M73 - Replacing the Heat Sink and Fan Assembly

10.Holdthenewopticaldriveandpivotthedrivebayassemblyupward.Alignthescrewholesinthenew
opticaldrivewiththecorrespondingholesinthedrivebay.Then,installthetwoscrewstosecure
thenewopticaldriveinplace.
Figure36.Installingtheopticaldrive
11.Connectoneendofthesignalcabletotherearofthenewopticaldriveandtheotherendtoanavailable
SATAconnectoronthesystemboard.See“Locatingpartsonthesystemboard”onpage13.Then,
locateanavailablefour-wirepowerconnectorandconnectittotherearofthenewopticaldrive.
Figure37.ConnectingaSATAopticaldrive
Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage77
.
Replacingtheheatsinkandfanassembly
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
Thissectionprovidesinstructionsonhowtoreplacetheheatsinkandfanassembly.
54ThinkCentreM73UserGuide