
8x2.5"Backplane
SEPinternalflash Non‐
Volatile
1 U3(SEP) Flash:32KB+
4KB
EEPROM:1KB
Item Type(e.g.FlashPROM,
EEPROM)
Canuserprogramsor
operatingsystem
writedatatoit
duringnormal
operation?
Purpose?(e.g.boot
code)
Planer
PCHInternalCMOSRAM Battery‐backedCMOS
RAM
No Real‐timeclockandBIOS
configurationsettings
BIOSSPIFlash SPIFlash YES Bootcode,system
configuration
information,UEFI
environment,Flash
Disceptor,ME
iDRACSPIFlash SPIFlash No iDRACUboot
(bootloader),server
managementpersistent
store(i.e.IDRACMAC
Address,iDRACboot
variables),lifecyclelog
cache,virtualplanarFRU
andEPPID,raclog,
SystemEventLog,
JobStore,iDRACSecure
BootCode,
BMCEMMC eMMCNANDFlash No OperationaliDRACFW,
LifecycleController(LC)
USCpartition,LCservice
diags,LCOSdrivers,USC
firmware
CPUVcoreandVSA
Regulators
OTP(onetime
programmable)
No Operationalparameters
SystemCPLDRAM RAM No Notutilized
SystemMemory RAM Yes SystemOSRAM
PowerSupplies
PSUFW Embedded
microcontrollerflash
No PowerSupplyoperation,
powermanagementdata
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