Specifications

PowerEdge R510 Technical Guide 75
Can user programs or
operating system write data
to it during normal operation?
Purpose?
Backplane (X8)
Storage Controller
Processor
No Backplane firmware (HDD status, etc.)
Control Panel
Internal USB
Yes, as allowed by OS Normal usage is read-only software license key, but not
limited
Power Supply
PSU Microcontroller
No Power Supply operation, power telemetry data, and
fault behaviors
PDB
Microcontroller
No To control the power sequence and all protection
functions on PDB
PERC 6/i Adapter
PERC NVSRAM
Config Data
No Stores HDD configuration data
PERC firmware
No Storage Controller Firmware
PERC Cache RAM
No, not directly Storage RAID controller cache
FRU
No Card product identification for system inventory
purposes
IBUTTON Key
EEPROM
No Feature enablement encrypted key
CPLD
No HW control logic (i.e., power sequencing)
SAS 6/iR Integrated
Controller
Configuration Data
No Stores configuration data of HDD's
FRU
no Card product identification for system inventory
purposes
Integrated
Mirroring NVSRAM
no Stores configuration data of HDD's
iDRAC6 Enterprise
vFlash
Yes, when installed,
enabled, and the media does
not have the write protect
switch applied
Storage of logs, user images like files, drivers, OS, etc.
Table 34. Methodology for Data Input to Memory