Keysight Technologies Truevolt Series - Page 8

Product Declassification and Security Product Name: Truevolt Series of Digital Multimeters
Model Numbers: 34460A, 34461A, 34465A, 34470A
Page 8 of 17
Memory Type
and Size
User accessible as a
mass storage device?
Writable During
Normal Operation?
Data Retained When
Powered Off?
Purpose/Contents
Data Input
Method
Location in
Instrument and
Remarks
Sanitization
Procedure
Main processor
(SRAM)
8 kB
No
Yes
No
Temporary
execution data
Operating
System
Front panel
U201
1822-4268
(same chip as other
parts, but managed
separately)
Power cycle
Main RAM
(SDRAM)
1 G-bit
No
Yes
No
Temporary
execution data
Operating
System
Front panel
U204
1819-0389
Power cycle
Measurement
Processor
(Flash)
512 kB
No
No
Yes
Processor execution
code
Factory
Install /
Firmware
Upgrade
Main board
U901
1822-4407
(same chip as other
parts, but managed
separately)
N/A, contains
no application-
specific
information.
Measurement
Processor
(SRAM)
98 kB
No
Yes
No
Data path
processing
Measurement
Processor
Flash
Main board
U901
1822-4407
(same chip as other
parts, but managed
separately)
Power cycle