Reference Guide

Dell - Internal Use - Confidential
Statement of Volatility Dell PowerEdge XR11
Dell PowerEdge XR11 contains both volatile and non-volatile (NV) components. Volatile components lose their data immediately upon removal of power from the
component. Non-volatile components continue to retain their data even after the power has been removed from the component. Components chosen as user-
definable configuration options (those not soldered to the motherboard) are not included in the Statement of Volatility. Configuration option information (pertinent
to options such as microprocessors, remote access controllers, and storage controllers) is available by component separately. The following NV components are
present in the PowerEdge XR11 server.
Item
Non-
Volatile
or
Volatile
Quantity
Reference
Designator
Size
Type (e.g.
Flash PROM,
EEPROM)
Can user
programs
or
operating
system
write data
to it during
normal
operation?
Purpose? (e.g.
boot code)
input to this
memory?
How is this
memory write
protected?
How is the memory
cleared?
Planar
PCH
Internal
CMOS
RAM
Non-
Volatile
1
U_PCH1
256 Bytes
Battery-
backed CMOS
RAM
No
Real-time clock
and BIOS
configuration
settings
N/A BIOS only
control
1) Set NVRAM_CLR
jumper to clear BIOS
configuration settings at
boot and reboot system.
2) Power off the system,
remove coin cell battery
for 30 seconds, replace
battery and then power
back on.
3) Restore default
configuration in F2
system setup menu.
BIOS SPI
Flash
Non-
Volatile
1
U16
32 MB
SPI Flash
No
Boot code,
system
configuration
information,
UEFI
via PCH
Software write
protected
Not possible with any
utilities or applications
and system is not
functional if corrupted or
removed.

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