Keysight Technologies FieldFox N9912A Security Features And Volatility Documentation page 14

Instrument Memory and Volatility Information
Table 5-1 Summary of instrument memory - base instrument
Memory
Type and
Size
RAM, Yes Yes
volatile
memory,
128 MB
Flash No No
memory, 32
Kb and
volatile
memory 1
Kb
Flash No No
memory,
128 bytes
Flash No No
memory, 16
Kb, and
volatile
memory, 2
Kb
Flash No No
memory,
1Kb
14
Purpose/Contents
No Vector Network
Analyzer and
Spectrum Analyzer
Yes System monitor
micro-controller.
Yes PCA identification and
revision information.
Yes Front panel interface
board
micro-controller.
Yes Vector Network
Analyzer and
Spectrum Analyzer
Keysight N991xA/N992xA/N993xA Security Features and Volatility Documentation
Data Input Location in
Method Instrument and
Remarks
Firmware SOM board
operating
memory
Factory System board
default setting
Factory System board and RF
default setting board
Each PCA has an ID
EPROM that stores
PCA identification and
revision information
Factory Front panel interface
default setting board.
Factory Main battery
default setting
Sanitization
Procedure
External power and
main battery both
removed
Not writable by the
user
Not writable by the
user
Not writable by the
user
Not writable by the
user