Clear and sanitize procedures
Table 2: Nonvolatile memory devices
1
Type and size Function
Type of user
info stored
Method of
modification
Data input
method Location
User
accessible To clear To sanitize
Primary e.MMC
32 GB
Stores Host instrument
Linux operating system,
application software, and
instrument settings
None Indirect Written by
processor
system,
software
operations
Processor
board
No Not applicable, does
not contain user
data or settings.
Clearing would
disable instrument
functionality.
Not applicable, does not
contain user data or settings.
Clearing would disable
instrument functionality.
Secondary e.MMC
32 GB
Stores user data including
waveforms, measurement
results and instrument
settings
Waveforms,
measurement
results, instrument
settings
Direct Application
software
operations and
file operations
Processor
board
Yes
Run TekSecure Run TekSecure
EEPROM
2Kbit
Stores factory data,
maintenance data
None Indirect Factory
operations
Acquisition
board
Yes Not applicable, does
not contain user
data or settings.
Clearing would
disable instrument
functionality.
Not applicable, does not
contain user data or settings.
Clearing would disable
instrument functionality.
EEPROM
1Kb
Two to four pieces
depending on model
Stores the SODIMM
memory configuration data
(SPD)
None None Factory
operations
Module
socket
(SODIMM)
on acquisition
board
No Not applicable, does
not contain user
data or settings.
Clearing would
disable instrument
functionality.
Not applicable, does not
contain user data or settings.
Sanitizing would disable
instrument functionality.
Flash Memory
32 KB
Stores power management
controller firmware
None Indirect Application
software
operations
Internal to
the MC9S08
microcontroller
on the
acquisition
board
No Not applicable, does
not contain user
data or settings.
Clearing would
disable instrument
functionality.
Not applicable, does not
contain user data or settings.
Sanitizing would disable
instrument functionality.
Flash Memory
64 KB
Stores analog board
microcontroller firmware
None Indirect Application
software
operations
Internal to the
KL14
microcontroller
on the
Acquisition
board
No Not applicable, does
not contain user
data or settings.
Clearing would
disable instrument
functionality.
Not applicable, does not
contain user data or settings.
Sanitizing would disable
instrument functionality.
1
These are the memory capacities at the time of publishing this document, but are subject to change.
4 Series MSO Opt. 4–SEC Declassification and Security Instructions 3