Keysight N1913 - Memory Erase;Secure Erase; Figure 2-56 Activate Memory Erase Using Combo Keys

General Power Meter Functions 2
Keysight N1913/1914A User’s Guide 119
Memory Erase/Secure Erase
The memory erase and secure erase features will erase the battery backed SRAM,
and flash file system. The flash file system includes the power meter states, cal
factor tables, frequency dependant offset tables, and the secure blank password
stored in the EEPROM. Upon completion, the meter ‘s contents will be initialized
to the default settings. These features can only be activated via the front panel.
The memory erase feature can be invoked when you forget the 6-digit password
set during secure blank.
To perform memory erase/secure erase, do one of the followings:
Memory Erase
1 Simultaneously press the fourth softkey from the top and the key
immediately upon power-on (see Figure 2-56).
2 During memory erase, the splash screen will display “Clearing Memory...”.
When memory erase is complete, “Clearing Memory...done” will be displayed.
Figure 2-56 Activate memory erase using combo keys
Press simultaneously