Opens the 
Generator Menu (Optional). This submenu key is present only in spectrum analyzers with a Tracking Generator option. Refer to 
Tracking Generator Measurement Guide (10580-00339) for information about this option.
Opens the 
IQ Waveform Capture Menu (Option 24). This submenu key is present only when Option 24 is installed.
Opens the 
Coverage Mapping Menu. This submenu key is present only when Option 431 is installed.
Turns off any active measurements.