Dell PowerEdge M520 User Manual

Dell Computer hardware

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2012 - 09

 

Statement of Volatility – Dell PowerEdge M520
Systems

The Dell PowerEdge M520 system contains both volatile and non-volatile (NV) components. Volatile components lose their
data immediately after power is removed from the component. Non-volatile (NV) components continue to retain their data
even after power is removed from the component. The following NV components are present on the M520 system.

 

Item Reference

Designator

Volatility

Description

User
Accessible for
external data

Remedial Action (Action
necessary to prevent loss
of data)

System BIOS

U_SPI_BIOS Boot

code,

system

configuration
information, UEFI
environment, Flash
Descriptor, ME.

No N/A

BMC SPI

U_IDRAC_SPI

iDRAC boot code,
and Planar FRU.

No N/A

eMMC U_EMMC

iDRAC

FW

and

USC.

No N/A

SD Controller

On Management Riser
Card: U5

Management Riser
card monitor and
control chip.

No N/A

Server
Complementary
Metal-Oxide
Semiconductor
(CMOS)
Memory

U_PBGA BIOS

configurations.

Yes N/A

BMC Memory

U_IDRAC7_MEM

Graphics buffer and
memory of iDRAC

Yes

Data is lost when AC off.

Server RAM

Total 12 DIMMs

CPU1: DIMMA1~2

DIMMB1~2

DIMMC1~2

CPU2: DIMME1~2

DIMMF1~2

DIMMG1~2

Main System
Memory.

Yes

Data is lost when system
is powered down.

Server Processor
Memory

J_CPU1

J_CPU2

Processor cache.

Yes

Data is lost when system
is powered down.

Trusted
Platform
Module (TPM)

U_TPM Store

firmware

for

TPM functionality.

No N/A

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