172  FieldFox User’s Guide  
System Settings 
In this Chapter 
Run/Hold ............................................................... 172 
Preset ..................................................................... 173 
Volume Control .................................................... 173 
Display Settings ................................................... 173 
Brightness ............................................................. 174 
Colors ..................................................................... 174 
Trace Width .......................................................... 175 
Title ........................................................................ 175 
Edit Keywords ...................................................... 175 
Full Screen Mode ................................................. 175 
Preferences 
Quick Settings Table ............................................ 176 
Save and Reset Preferences ............................... 177 
Language ............................................................... 177 
Battery Saver ........................................................ 177 
System Configuration 
Options (Licensing) ............................................. 178 
GPS ......................................................................... 179 
Frequency Reference Source ............................. 181 
Voltage Source (Opt 309) .................................... 182 
Security Level ....................................................... 183 
Date and Time Settings ....................................... 184 
LAN Settings ......................................................... 184 
Power ON .............................................................. 185 
Service Diagnostics ............................................. 186 
System Information ............................................. 186 
Erase User Data ................................................... 187 
 
See Also 
Battery Usage ......................................................... 11 
FieldFox Internal Temperatures ......................... 12 
Run/Hold 
The Run/Hold key determines whether the FieldFox sweeps continuously or 
does NOT sweep, but holds the display results of the last sweep that was 
performed.  
Use Hold to conserve battery power or to allow you to save or analyze the results 
of a specific measurement sweep.  
The current sweep mode is shown on the screen as: