Save/Recall (Setups, Screens, Data) 20
Keysight InfiniiVision 1200 X-Series and EDUX1052A/G Oscilloscopes User's Guide 225
 
3 In the Default menu, press Secure Erase.
This performs a secure erase of all non-volatile memory in compliance with 
National Industrial Security Program Operation Manual (NISPOM) Chapter 8 
requirements.
You must confirm the secure erase, and the oscilloscope will reboot when 
finished.