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

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Instrument Memory & Volatility
Non-Volatile Memory
(FLASH)
8 Mb No Yes Contains configuration
information for PCI Express
FPGA Programmed before
board assembly.
Field upgrade by
service only N5105-63204
Baseband Board
(U53)
N5105-80006
Contains no user
data None
Board ID Memory
(EEPROM)
256 Kb No Yes Header EEPROM used to
identify assembly and revision Programmed before
board assembly N5105-63005
DRAM Board
(U301)
Contains no user
data None
EEPOT
(EEMEM)
14 bytes No Yes Stores optimum varactor bias
for 100 MHz crystal oscillator Programmed during
board test and by
service center N5105-63006
Clock Board (U202)
Contains no user
data None
(EEPROM)
256 Kb No Yes Header EEPROM used to
identify assembly and revision Programmed prior to
assembly N5105-63006
Clock Board (U601)
N5105-80015
Contains no user
data None
FLASH
4 Mb No Yes Contains programming
information for FPGA1 on Clock
Board Programmed prior to
assembly.
May be reprogrammed
in the field by firmware
upgrades N5105-63006
Clock Board
(U1219)
N5105-80001
Contains no user
data None
CPLD XC9572XL
72 macrocells No Yes Contains fixed digital logic
associated with front-panel
keyboard operation Programmed prior to
assembly.
May be reprogrammed
by the service center N5105-63008
Front Panel Assy
(U24)
W1312-80018
Contains no user
data None
PIC mController
PIC18LF445
24 KB FLASH
256 bytes EEPROM No Yes Contains program code for
front-panel microcontroller.
Transmits key presses to
system processor Programmed prior to
assembly.
May be reprogrammed
during a firmware
upgrade N5105-63008
Front Panel Assy
(U17)
W1312-80015
Contains no user
data None
Table 4-1 Summary of PXB Non-Volatile Memory
Memory
Component, Type
and Size
Wr
itab
le
Du
rin
g
Nor
m
al
Ope
rati
on?
Data
Retained
Whe
n
Power
ed Off
?
Purpose/Contents Data Input Method Location in
Instrument and
Remarks Sanitization
Procedure