Dell POWEREDGE R720XD User Manual download pdf (Page 6)

Item Purpose? (e.g. boot code) How is data input to this memory?

System Memory System OS RAM System OS

Internal USB Key General purpose USB key drive USB interface via PCH. Accessed via

system OS

Trusted Platform Module

(TPM)

Storage of encryption keys Using TPM Enabled operating systems

Power Supplies

PSU FW Power Supply operation, power

management data and fault behaviors

Different vendors have different utilities

and tools to load the data to memory. It

can also be loaded by Dell Update

Package from LC or OS (Windows and

Linux)

8x2.5" Backplane

SEP internal flash Firmware + FRU I2C interface via iDRAC

2x2.5" Backplane

SEP internal flash Firmware + FRU I2C interface via iDRAC

24x2.5" Backplane

Flash memory Firmware Common Flash memory Interface (CFI)

Expander FRU image FRU I2C interface via iDRAC

BP FRU image FRU I2C interface via iDRAC

16x2.5" Backplane

Flash memory Firmware Common Flash memory Interface (CFI)

Expander FRU image FRU I2C interface via iDRAC

BP FRU image FRU I2C interface via iDRAC

8x3.5" Backplane

SEP internal flash Firmware + FRU I2C interface via iDRAC

12x3.5" Backplane

Flash memory Firmware Common Flash memory Interface (CFI)

BP FRU image FRU I2C interface via iDRAC

Expander FRU image FRU I2C interface via iDRAC

PCIe SSD Backplane

SEP internal flash Firmware + FRU I2C interface via iDRAC

H710, H810, H710M PERCs

NVSRAM Configuration data ROC writes configuration data to

NVSRAM

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Dell POWEREDGE R720XD User Manual Page 6