Reference Guide

Item
Type (e.g. Flash PROM, EEPROM)
Can user programs
or operating system
write data to it
during normal
operation?
Purpose? (e.g.
boot code)
System CPLD RAM
RAM
No
Not utilized
System Memory
DRAM
Yes
System OS RAM
Internal USB Key
Flash
Yes
General purpose
USB key drive
CPU
Cache + registers
Yes
Processor cache +
registers
iDRAC DDR
DRAM
No
iDRAC local
memory
iDRAC
Cache + registers
No
Processor cache +
registers
LOM EEPROM
EEPROM
No
Onboard LOM FW
Power Supplies
PSU FW
Embedded microcontroller flash
No
Power Supply
operation, power
management data
and fault
behaviors
1U 4x3.5” and 1U 8x2.5”Backplanes
SEP internal flash
Integrated Flash+EEPROM
No
Firmware + FRU
SAS12G HBA Card
NVSRAM
NVSRAM
No
Configuration data
FRU
FRU
No
Card
manufacturing
information
1-Wire EEPROM
1-Wire EEPROM
No
Holds default
controller
properties/settings
SBR
SBR
No
Bootloader
Flash
Flash
No
Card firmware
H730, H830 PERCs
NVSRAM
NVSRAM
NVSRAM
NVSRAM