Built-In Security Features
When to Use Tek
Secure
You can use the TekSecure function to erase setup and reference waveform data
stored in internal flash memory.
The 4000 series models have three USB host ports (one on the front and two on
the rear panel) and one CompactFlash port on the front panel. Any USB flash
devices or
CompactFlash cards can be removed and stored or destroyed.
What TekSecure Does
The TekSe
cure function does the following:
Replaces all waveforms in all reference memories with null sample values
Replaces the current front-panel setup and all stored setups with the default
setup values
Calculates the checksums of all reference waveform memory and setup
memory locations to verify successful completion of waveform and setup
erasu
re
Displays a dialog indicating whether the secure erase was successful or
unsu
ccessful
NOTE. TekSecure does not erase or change factory calibration constants or
Ethernet settings.
To use TekSecure:
1. Pu
sh the front-panel Utility button.
2. Push the Utility Page lower-bezel button and use the Multipurpose a knob
t
o select Config.
3. Push the TekSecure Erase Memory lower-bezel button.
4. Push the OK Erase Setup and Ref Memory side-bezel button. Wait for the
“TekSecure operation complete” dialog box to display.
5. Push the Menu Off front-panel button to close the dialog box.
Tektronix 4000 Series Declassification and Security Instructions 3