Keysight N9912A Service Guide 8-3
General Purpose Maintenance and Service Procedures
Service Related User Operations
— Press Internal Temperatures.
See the “Temperature Related Information” section of Chapter 5 for details.
Erase User Data Utility
— Press System(7).
— Press Service Diagnostics.
—Press Advanced.
—Press Erase User Data.
—Press Confirm Erase.
The UserData memory portion is erased, then the instrument restarts. See the
“Firmware Related Information” section of Chapter 5 for details on the Erase
User Data utility.