Reference Guide

Statement of Volatility Dell EMC PowerEdge R240
The Statement of Volatility provides you the information related to volatile and non-volatile components of different configurations of Dell EMC PowerEdge servers.
Volatile components lose their data when power cord is removed from the system, whereas, non-volatile components continue to retain their data when the power has
been removed from the component.
The following table provides information of different configurations of the PowerEdge R240 servers.
Item
Non-
Volatile or
Volatile
Quantity
Reference
Designator
Size of
memory
Type of
memory
(e.g. Flash
PROM,
EEPROM)
Can user programs
or operating
system write data
to it during normal
operation?
What is the
Purpose?
(e.g. boot
code)
How is
memory write-
protected?
How is memory
cleared?
Planar
PCH Internal
Non-
1
U_PCH1
256 Bytes
Battery-
No
Real-time clock
N/A BIOS
Perform the following
CMOS RAM
Volatile
backed
CMOS
RAM
and BIOS
configuration
settings
only control
steps:
1) Set NVRAM_CLR
jumper to clear BIOS
configuration settings
at boot and reboot
system;
2) AC power off
system, remove coin
cell battery for 30
seconds, replace
battery and power on;
3) Restore default
configuration in F2
system setup menu.

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