Lenovo ThinkServer RD240 - Chapter 4. Reliability, Availability, and Serviceability

Chapter4.Reliability,availability,andserviceability
Reliability,availability,andserviceability(hereafterreferredtoasRAS)arethreeimportantserverdesign
features.TheRASfeatureshelpyoutoensuretheintegrityofthedatastoredontheserver,theavailabilityof
theserverwhenyouneedit,andtheeasewithwhichyoucandiagnoseandcorrectproblems.
TheserverhasthefollowingRASfeatures:
•AdvancedCongurationandPowerInterface(ACPI)
•AdvancedDesktopManagementInterface(DMI)
•Automaticmemorydownsizingonerrordetection
•Automaticrestartonnon-maskableinterrupt(NMI)
•Availabilityofmicrocodelevel
•Built-in,menu-drivensetup,systemconguration,andRAIDconguration
•Built-inmonitoringforfan,temperature,andvoltage
•Coolingfanswithspeed-sensingcapability
•ECCDDR3SDRAMwithSerialPresenceDetect(SPD)
•Errorcodesandmessagestohelpyouidentifyproblems
•Generatingerrorlogsforthepower-onself-test(POST)failures
•Hot-swapSASharddiskdrives
•IntegratedEthernetcontrollers
•IntelligentPlatformManagementInterface(IPMI)2.0
•Power-onself-test(POST)
•RedundantEthernetconnectionwithfailovercapability(requiresanoptionalEthernetcard)
•Standbyvoltageforsystem-managementfeaturesandmonitoring
•System-errorlight-emittingdiode(LED)onthefrontpanel
•Vitalproductdata(VPD),includingtheserialnumberinformationandreplacementpartnumbers,storedin
thenonvolatilememoryforeasierremotemaintenance
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