Keysight PXB MIMO Receiver Tester, Особенности безопасности и документ о волатильности

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Instrument Memory & Volatility
Volatile Memory
USB Controller
(RAM)
16 KB Yes No Microcontroller for the IO
Board. Software
communicates with this
controller through USB
interface Written to during
application
program
execution N5105-60009 IO Board
(U16)
Contains no user data Turn off
instrument
power
Baseband signal
processing ASIC
control registers
192 bytes Yes No Registers which dictate
Channel 1 baseband signal
processing ASIC configuration Written to during
application
program
execution N5105-60009 IO Board
(U15)
Contains no user data Turn off
instrument
power
FPGA XC4VLX25
24,192 cells
1,296 Kb RAM Yes No Controls IO functionality for
Channel 1. Sets up the digital
bus interface ports,
communicates with the
baseband signal processing
ASIC, and controls analog
output Written to during
application
program
execution N5105-60009 IO Board
(U13)
Contains no user data Turn off
instrument
power
Baseband signal
processing ASIC
control registers
192 bytes Yes No Registers which dictate
Channel 2 baseband signal
processing ASIC configuration Written to during
application
program
execution N5105-60009 IO Board
(U18)
Contains no user data Turn off
instrument
power
FPGA XC4VLX25
24,192 cells
1,296 Kb RAM Yes No Controls the IO functionality
for Channel 2. Sets up the
digital bus interface ports,
communicates with the
baseband signal processing
ASIC, and controls analog
output Written to during
application
program
execution N5105-60009 IO Board
(U17)
Contains no user data Turn off
instrument
power
(DRAM)
4 Gb Yes No Main dynamic RAM memory
for Intel processor. Contains
working copies of operating
system, instrument firmware
personalities, calibration data,
and measurement data Written to by
firmware
operations and by
the user W1312-60057
Hardware platform
processor.
Contains user data.
This memory is not
battery backed-up or
connected to standby
power Turn off
instrument
power
Table 4-2 Summary of PXB Volatile Memory
Memory
Component, Type
and Size
Wr
itab
le
Dur
ing
Nor
m
al
Ope
rati
on?
Data
Retained
Wh
en
Pow
er
ed
O
ff?
Purpose/Contents Data Input
Method Location in Instrument
and Remarks Sanitization
Procedure