Volatile Memory - Keysight X Series Manual

Instrument Memory & Volatility

Volatile Memory

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 "Clearing and Sanitization Matrix" in
Section 14.1.16 of the
Accreditation of Classified Systems under the
Table 4-4 Summary of Volatile Instrument Memory
Memory Type
and Size
1. SDRAM Yes No
256 MByte
2. Processor Yes No
SDRAM
4 GByte or
8 GByte
3. SDRAM Yes No
2 GByte
a. This memory is not battery backed-up or connected to standby power.
Security Features & Document of Volatility
ODAA Process Manual for the Certification and
Purpose/Contents Data Input Method
Contains measurement Programmed by
data from data firmware. Not
acquisition system. accessible by user.
Main dynamic RAM Programmed before
memory for processor. installation, or by
factory/service center
Contains working
calibration procedure
copies of Operating
software, or by
System, instrument
firmware upgrade
measurement
installation software.
applications,
calibration data, and Also programmed via
measurement data. firmware operations
and by user.
Contains measurement Programmed by
data from data firmware. Not
acquisition system. accessible by user.
NISPOM.
Location in Sanitization
Instrument and Procedure
Remarks
A3 Digital IF Turn off
Assy. instrument
power.
Contains raw
measurement
data.
A4 Processor Turn off
Assy. instrument
power.
Contains user
data.
A3 Digital IF Turn off
Assy. instrument
power.
For all
instruments with
Option DP2.
Contains raw
measurement
data.
a
a
a
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