R&S FSL  Initializing the Configuration – PRESET Key 
1300.2519.12 4.3  E-11 
Initializing the Configuration – PRESET Key 
The  PRESET key resets the instrument to the default setting and therefore provides a defined initial 
state as a known starting point for measurements 
Note: If the LOCAL LOCKOUT  function is active in the remote control mode, the PRESET key is 
disabled. 
Further information 
– "Initial configuration" on page 4.4 
Task 
– To preset the instrument 
To preset the instrument 
1.  Define the data set for the preset:  
– To retrieve the originally provided settings file (see Initial configuration), in the file menu, 
deactivate the Startup Recall softkey. 
– To retrieve a customized settings file, in the file menu, activate the Startup Recall  softkey, 
press the Startup Recall Setup softkey, and select the corresponding file. 
For details refer to section "Saving and Recalling Settings Files – FILE Key". 
2. Press the PRESET key to trigger a preset.  
 Remote: *RST or SYSTem:PRESet (for details refer to chapter "Remote Control – Commands", 
section "Common Commands" or section "SYSTem Subsystem"). 
 
Note:  In order to save the current settings after reboot of the instrument, create a shutdown file by 
switching the analyzer in the standby mode (press the On/Off key on the FRONT panel and 
wait until the yellow LED is ON). With the battery pack option, use a USB keyboard and 
terminate the analyzer firmware with ALT+F4 to create the shutdown file.