Clear and Sanitize Procedures
Table 1: Volatile Memory Devices (cont.)
Type and
minimum size
Function
User
modi
fi
able
1
Data input
method
Location
To clear
To sanitize
2
SRAM 512 K X 18
Mapper#2 RAM
No
Static
memory
for mapper
FPGA
Main board
Remove the power
source from the
instrument for at least 20
seconds
Remove the Main
board; see the product
service manual for
removal instructions.
Store the removed
board in a secure
area or destroy it.
Contact Tektronix for
board replacement
and adjustment
SDRAM 16 M X 16
SDRAM for
Mapper#2 FPGA
Yes
User can
initiate
capture to this
memory
Main board
Remove the power
source from the
instrument for at least 20
seconds
Remove the Main
board; see the product
service manual for
removal instructions.
Store the removed
board in a secure
area or destroy it.
Contact Tektronix for
board replacement
and adjustment
FPGA 1.9 Mb
Rasterizer
No
Programmed
by onboard
fl
ash memory
Main board
Remove the power
source from the
instrument for at least 20
seconds
Remove the Main
board; see the product
service manual for
removal instructions.
Store the removed
board in a secure
area or destroy it.
Contact Tektronix for
board replacement
and adjustment
SDRAM 16 M X 16
Rasterizer
SDRAM
Yes
User can
initiate
capture to this
memory
Main board
Remove the power
source from the
instrument for at least 20
seconds
Remove the Main
board; see the product
service manual for
removal instructions.
Store the removed
board in a secure
area or destroy it.
Contact Tektronix for
board replacement
and adjustment
2
1741C Declassi
fi
cation and Security