Setup Guide

Dell Inc. Telephone: [phone]
One Dell Way Telefax: 512.728.3653
Round Rock, TX78682
DELL CONFIDENTIAL Page 1
Date: Nov 17, 2016
Subject: Statement of Volatility –DELL OptiPlex 5055 Small Form Factor
To whom it may concern:
The Dell OptiPlex 5055 Small Form Factor 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. The following volatile
and NV components are present on the Dell OptiPlex 5055 Small Form Factor motherboard:
Description
Reference
Designator
Volatility Description
User Accessible
for external data
Remedial Action
(action necessary to
lose data)
Embedded Flash
memory in
embedded
controller ITE
IT8669E/IX
U707
2K bytes of on-chip ROM
and 242 bytes of on-chip
RAM
No
N/A
System BIOS
SPI_1
Non-volatile memory,
128Mbits(16MB), System
BIOS and Video BIOS for
basic boot operation, ePSA
(on board diagnostics.)
No
N/A
TPM
NUVOTON
NPCT650JBCYX
UF1
16K bytes non-volatile
memory located in
NUVOTON TPM module.
No
N/A
System Memory
– DDR4 DIMM
memory
Connectors:
DIMM1, DIMM2,
DIMM3, DIMM4
Volatile memory in OFF
state (see state definitions
later in text)
One to four modules will be
populated. System memory
size will depend on DIMM
modules and will be
between 4GB to 64GB.
Yes
Power off system.
System memory
SPD EEPROM
On memory
DIMM(s)
256 bytes non-volatile
EEPROM memory. One
Device present on each
DIMM.
Stores memory
manufacturer data and
timing information for correct
operation of system
memory.
No
N/A
RTC CMOS
RTC_CR2032
Volatile battery back-backed
CMOS memory 256 bytes.
Stores CMOS information.
No
Removing the on
board Coin Cell
battery.