Dell Latitude 14 Rugged User Manual

CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the
problem.

Description

Reference
Designator

Volatility Description

User
Accessible
for external
data

Remedial Action (Action
necessary to prevent loss of
data)

Embedded
Flash in
embedded
controller
MEC5035

U38

256 KB and 2K byte of
embedded Flash memory for
keyboard controller BIOS
code, asset tag and BIOS
passwords

No

N/A
Panel

EEDID
EEPROM

Part of panel
assembly

Non Volatile memory, 64K
bytes. Stores panel
manufacturing information,
display data

No

Part of panel assembly

System
BIOS

U1, U2

Non Volatile memory, 64 Mbit
(8 MB), 32Mbit (4MB)
System BIOS and Video BIOS
for basic boot operation, PSA
(on board diags), PXE diags.

No

N/A

System
Memory –
DDR3
memory

Connectors
JDIMM1

and
JDIMM2

Volatile memory in OFF state

One or two modules must be
populated. System memory
size will depend on SODIMM
modules and must be between
1 GB and 8 GB.

Yes

Power off system

System
memory
SPD
EEPROM

On System
memory
SODIMM(s)
– 1-2 present

Non Volatile memory 2Kbit
(256 bytes). One device
present on each SODIMM.

Stores memory manufacturer
data and timing information
for correct operation of system
memory.

No

N/A

RTC

CMOS –

BBRAM

(battery

backed

UC1

Non Volatile memory, 256
Bytes.

Stores CMOS information.

No

N/A

Statement of Volatility – Dell Latitude 14 Rugged
(5404)

The Dell Latitude 14 Rugged (5404) 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 Dell Latitude 14
Rugged (5404) system board.

Table 1. List of Non-Volatile Components on System Board

Month yyyy

Description

Reference
Designator

Volatility Description

User
Accessible
for external
data

Remedial Action (Action
necessary to prevent loss of
data)

up)

Video
memory –
frame
buffer

UMA
architecture
uses system
DDR3L.
Discrete
graphics
systems use
DDR3L.

(UV4-UV7)
for frame
buffer

Volatile memory in off state.
2 GB DDR3L discrete

graphics systems.

UMA uses main system memory size
allocated out of main memory.

No

N/A

DP Hub
FW

U7

Non-volatile memory for DP
hub firmware.

No

N/A

TPM
Controller

U25

Non-volatile memory. 2K bits
(256 bytes) ROM

No

N/A

Hard
drive(s)

User
replaceable ­one

Non-volatile SSD of various
sizes in GB.

Non-volatile spinning drives
of various sizes in GB.

Yes

Low level format

CD­ROM/RW/
DVD/
DVD+RW/
Diskette
Drives

User
replaceable

Non Volatile optical media.

Yes

Low level format/erase

CAUTION:

All other

component

s on the

system

board lose

data if

power is

removed

from the

system.

Primary

power loss

(unplugging

the power

cord and

removing

the

battery)

destroys all

Description

Reference
Designator

Volatility Description

User
Accessible
for external
data

Remedial Action (Action
necessary to prevent loss of
data)

user data

on the

memory

(DDR3,

1067 MHz).

Secondary

power loss

(removing

the on-

board coin-

cell

battery)

destroys

system

data on the

system

configurati

on and

time-of-day

informatio

n.

______________

© 2012 Dell Inc.

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