Summary Of Volatile Memory - Keysight N5221A Security Features And Document Of Volatility

Non-Volatile and Volatile Memory

Summary of Volatile Memory

Summary of Volatile Memory
The volatile memory in the instrument does not have battery backup. It does
not retain any information when AC power is removed.
Removing power from this memory meets the memory sanitization
requirements specified in the "Media Sanitization Matrix" in Appendix T of the
"Defense Security Service (DSS) Assessment and Authorization Process
Manual
See also,
For more on volatile memory as it relates to a specific CPU, refer to
on page 16
Table 4-7 Summary of Volatile memory
Memory
Component,
Type and
a
Size
1. SDRAM Yes
DDR2
2G-bit
2. SRAM Yes
8M-bit
a. Memory type and size is dependent on the CPU. Refer to
b. This memory is not battery backed-up or connected to standby power.
Security Features & Document of Volatility
(DAAPM)".
"Summary of Non-Volatile Instrument Memory" on page
and to Table 4-8 on page
Purpose/Contents
No Contains measurement
data from data acquisition
system.
No Contains measurement
data from data acquisition
system.
18.
Data Input Location in
Method Instrument and
Remarks
Programmed A16 Signal
by firmware. Processing ADC
Not Modules board
accessible by (SPAM).
user.
Programmed A16 Signal
by firmware. Processing ADC
Not Modules board
accessible by (SPAM).
user.
CPU Types and Mass Storage on page
10.
Table 4-6
Sanitization
Procedure
Turn off
instrument
b
power
Turn off
instrument
powerb
16.
17