Lenovo ThinkServer RD230 - Page 77

9.Connecttheotherendofthe400mm(15.75inches)miniSASsignalcabletotheminiSASsignalcable
connector1onthebackplaneofyourserver.
Figure36.MiniSASsignalcableconnectoronthebackplane
InstallingtheThinkServer8708EM2RAIDBattery
ThistopicprovidesinstructionsonhowtoinstalltheThinkServer8708EM2RAIDBattery(hereaftercalledthe
batterycardassembly).
Productdescription
TheThinkServer8708EM2SASRAIDControllerBatteryprotectstheintegrityofthecacheddataonthe
8708EM2SASRAIDcontrollerbyprovidingbackuppowerupto72hoursincaseofacompleteacpower
failureorabriefpoweroutage.Ithasabuilt-infunctionalitytochargethebatterypackautomaticallyandto
communicatebatterystatusinformationsuchasvoltage,temperature,andcurrenttoyourserver.Italso
providesaninexpensivealternativebyusinganuninterruptiblepowersupply,andasecondleveloffault
tolerancewhenusedinconjunctionwithanuninterruptiblepowersupply.
CAUTION:
Itisrecommendedthatyoureplacethebatterypackonthebatterycardassemblyonceayearor
after500rechargingcycles,whichevercomesrst.
Youroptionpackagecontainsthefollowing:
•TheThinkServer8708EM2SASRAIDControllerBattery
•ThreePhillips-headscrews
•Theuserguidefortheoption
Chapter6.Installing,removing,orreplacinghardware65