Dell Latitude 7424 Rugged Extreme – Statement of Volatility
Summary
This Statement of Volatility document for the Dell Latitude 7424 Rugged Extreme notebook identifies and classifies all volatile and non-volatile memory components on the system board. It details the RTC/CMOS BBSRAM, system BIOS flash, USB Type-C PD controller, HDMI video, discrete graphics BIOS, video memory frame buffer, and system DDR4 memory, specifying their volatility characteristics and any remedial actions required to prevent data loss. The document is intended for IT security professionals and system administrators handling data security compliance and decommissioning procedures for ruggedized mobile computing assets.
Page 1 Text Content
Statement of Volatility – Dell Latitude 7424 Rugged Extreme CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.
The Dell Latitude 7424 Rugged Extreme 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 7424 Rugged Extreme system boards.
Table 1. List of Volatile, Non-Volatile Components on System Board
Remedial Action
Accessible
Description Reference
Designator Volatility Description for external (Action necessary to
data prevent loss of data)
RTC UCPU1 Non-Volatile memory, No N/A
CMOS – 256 Bytes
BBSRAM
Stores Real Time Clock &
(battery
CMOS information
backed up)
System U2800 Non-Volatile memory, 128 No N/A BIOS Mbit (16 MB), System BIOS
and Video BIOS for basic boot operation, PSA (on board diags), PXE diags, LOM
USB Type- U3202 Non Volatile memory, 8Mbit No N/A C PD Controller
Stores Type-C PD Controller application code
U4202 Non Volatile memory, 2Mbit No N/A
HDMI Video
Stores HDMI Converter application code
U6901 Non-Volatile memory, 4Mbit No N/A
Discrete GFX Video
Stores Discrete GFX
application code and video BIOS
U7401, No N/A
Video Volatile memory in off
Memory – state 2 or 4 GB GDDR5 for
Frame U7501, discrete
Buffer U7502 graphics systems
Two Volatile memory in OFF Yes Power off system
System
SODIMM state
Memory –
DDR4 connectors:
NOTE: See state definitions later in
Memory
JDIM1,2 text
One to two modules must be populated. System memory size
Month yyyy
Page Summary Contents For Dell Latitude 7424 Rugged Extreme – Statement of Volatility
Manual Details
| Brand | Dell |
|---|---|
| Pages | 2 |
| File Size | 225.59 KB |
| Published | June 26, 2026 |
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Frequently Asked Questions
What type of power loss destroys user data on the memory?
Primary power loss, which involves unplugging the cord and removing the battery, destroys all DDR4 user data.
How much RAM is supported by the Latitude 7424 model?
The system requires 1-2 modules containing a total size between 4 GB and 32 GB.
Which specific components retain their configuration data when the device powers down?
Non-volatile memory components like the BIOS chip, Panel assembly EEPROM (EEDID), and built-in drive controllers retain data.