Go into system menu and run the self test. It will report test results and what failed. The system self test is just that. The application self tests apply to currently set measurement application (CAA, SPA, etc.)
Boot-up Self Test fails:
1. Perform a Master Reset.
If the message relates to the RTC battery, replace the RTC battery on the Main PCB.
2. The Main PCB has failed. Replace the Main PCB/Spectrum Analyzer assembly
Perform a Master Reset:
1. Turn the instrument on.
2. Press the Shift button then the System ( 8 ) button.
3. Press the System Options submenu key.
4. Press the Reset key, then the Master Reset key.
5. A dialog box will be displayed on the screen warning that all settings will be returned to
factory default values and all user files will be deleted. This deletion is a standard file
delete and does not involve overwriting exiting information.
6. Press the Enter button to complete the master reset.
7. The instrument will reboot and the reset is complete.