Chapter 4 ________________________________________________________________ Operation  
VAISALA_______________________________________________________________________ 59 
Factory Settings  
Use the display/keypad to restore the factory settings. This operation 
does not affect the adjustments. To restore factory settings: 
1.  Press any of the arrow buttons to open the MAIN MENU. 
2. Select System by pressing the right arrow button. 
3. Select Factory settings and press the REVERT button to 
confirm your selection. Press the YES button to reset all settings 
to the factory defaults. 
If you change your mind and want to exit the menu without making 
any changes, press the NO button. 
NOTE 
Factory Settings only resets the settings available in the menus. 
Advanced settings that are only available via serial line commands 
are not reset to defaults. 
 
Clearing Graph Displays 
Use the keypad/display to delete the recorded files. Note that the 
barometer automatically overwrites the old data when the memory 
gets full, so manual deletion of the recorded files is not necessary. To 
clear graph displays: 
1.  Press any of the arrow buttons to open the MAIN MENU 
2. Select System by pressing the right arrow button. 
3. Select Clear graph memories by pressing the CLEAR button. 
Press the YES button to confirm the selection. 
CAUTION 
This function clears all the data history from the memory, all graphs 
included. 
 
For more information on how to handle recorded measurement data, 
see section Data Recording on page 90.