Lenovo ThinkServer RD640 - Page 54

Thefollowingillustrationshowstheconnectorsontheexpandercard.Eachconnectorontheexpander
cardisusedtoconnectamini-SAStomini-SASsignalcable.Fordetailedinformation,see“Mini-SASto
mini-SASsignalcableconnections”onpage43
.
Figure24.Expandercard
1Connector14Connector4
2Connector25Connector5
3Connector36Connector6
Hot-swaphard-disk-drivebackplane
Yourservercomeswithoneofthefollowinghot-swapharddiskdriveandbackplaneconfigurations:
•Uptoeight3.5-inchhot-swapSATAorSASharddiskdriveswithonebackplane
•Uptoeight2.5-inchhot-swapSASharddiskdrivesorsolid-statedriveswithonebackplane
•Uptosixteen2.5-inchhot-swapSASharddiskdrivesorsolid-statedriveswithtwobackplanes
Tolocatethebackplane(s),see“Servercomponents”onpage31.
Backplanefor3.5-inchharddiskdrives
Thistopicprovidesinformationtohelpyoulocatetheconnectorsonthebackplanefor3.5-inchharddisk
drives.
40ThinkServerRD640UserGuideandHardwareMaintenanceManual