Reference Guide

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 data
written to
this
memory?
How is
memory write-
protected?
How is memory
cleared?
LCD Bezel
Microcontroller
Non-
1
IC1
256 KB
Internal
No
Bootloader and
Updated as
Writes are only
User cannot clear the
Volatile
Flash
software
implementation
of LCD
command set
part of secure
iDRAC
software
update.
Configuration
allowed as part
of secure
iDRAC update
memory.
parameters
can change
only as part
of iDRAC
update
PSU
Microcontroller
Non-
Up to 3
Microchip
Up to 64
Flash
Yes
Report PSU
The data is
Using signature
The memory is
Volatile
KB
PROM and
EEPROM
information
and control
firmware
flash via Dell
Update
Package
(DUP)
and
manufacture
key to write-
protect the
cleared before
firmware update
memory.
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