7.Toinstallanewharddiskdriveintothebracket,exthebr acketandalignpin1,pin2,pin4,andpin
5onthebracketwiththecorrespondingholesintheharddiskdrive.
Important:Donottouchthecircuitboard3onthebottomoftheharddiskdrive.
8.Connectthesignalcableandthepowercabletothenewharddiskdrive.
9.Insertthetworetainingclips1oftheharddiskdrivebracketintothecorrespondingholesintheside
oftheopticaldrivebay,andthenpivottheharddiskdriveandbracketdownwardsuntilthehar d
diskdrivebracketsnapsintoposition.
Figure26.Installingtheharddiskdrive
44ThinkCentreUserGuide