Tektronix PED3200 Series, Instructions Manual

Page: 8 / 14

Clear and sanitize procedures
Table 1: Volatile memory devices
Type and
min. size
Function
Type of user
info stored Backed-up
by battery Method of
modi
fi cation
Data input
method
Location
User
accessible
To clear Process to sanitize
Microprocessor
RAM (32 k) Holds programs
and active
acquisition data System and
user data No Indirectly Firmware
operations Processor
board No Remove power from the
instrument for at least 20
seconds. Remove power from the
instrument for at least 20
seconds.
FPGA RAM
(~4.1 Mbits)
Holds pattern
data and
miscellaneous
FPGA state
information
System and
user data
No Indirectly Firmware
operations
FPGA
board
No
Remove power from the
instrument for at least 20
seconds. Remove power from the
instrument for at least 20
seconds.
Table 2: Nonvolatile memory devices
Type and
min. size
Function
Type of
user info
stored Method of
modi
fi cation
Data Input
method
Location User accessible To clear To sanitize
Microprocessor
ROM
(512 k) Holds operating
system None Not
modi
fi able
Programmed at
factory Internal No Not accessible to user Not applicable, does
not contain user data
or settings. Sanitizing
would disable instrument
functionality.
FPGA
programming
ROM Holds FPGA fi rmware None Not
modi
fi able
Programmed at
factory Internal No Not accessible to user Not applicable, does
not contain user data
or settings. Sanitizing
would disable instrument
functionality.
2 PPG3000/PPG3200/PED3200/PED4000 Series Declassi fi cation and Security Instructions