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Instrument Memory & Volatility
Current Memory Information
Current Memory
The tables provide details of the size of each memory component, its type, how
it is used, its location, volatility, and the sanitization procedure.
Table 4-1
Base Instrument (All models and options)
Memory
Component, Type
and Size
1. Main Memory
Yes
(DRAM)
768 MByte
2. Main Memory
Yes
(Flash)
4 GByte, partitioned
as follows:
200 MByte: Boot
(Main firmware
image, Operating
system)
50 MByte: System
(Calibration/
Configuration)
5 MByte: Secure
Storage
(Configuration)
a
3.5 GByte: User
(User file system)
3. Front Panel
No
Memory
(Flash)
24 KByte
Security Features & Document of Volatility
Information
Purpose/Contents
No
Firmware operating
memory.
User data
Yes
Factory calibration and
configuration data
b
User file system
, which
includes flatness
calibration, instrument
states, and sweep lists
Yes
Front panel keyboard
controller firmware
Data Input
Location in
Method
Instrument
and Remarks
Operating
CPU board,
system
not battery
backed.
Volatile
memory.
Firmware
CPU board
upgrades and
user-saved data
Operating
Front Panel
system
board
Sanitization
Procedure
Turn off
instrument
power.
Boot Area: no
user data
User and
Secure Storage
Areas: see
"Erase and
Sanitize All
(Option 006
Only)" on
page
17.
Without Option
006, there is no
erase, nor erase
and sanitize,
only declassify,
see
Chapter 7,
"Procedure for
Declassifying a
Faulty
Instrument."
None required
(no user data)
9
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