TAG MIL-BOOK 200 - Manual (Page 96)

Setup Configuration Utility (SCU) 5-17
Exit Menu
Save Changes and Exit saves the changes you have made and exit the
SCU program.
Discard Changes and Exit exits the SCU program without saving the
changes you have made.
Get Default Values loads factory default values for all the items.
Load Previous Values restores previous values for all the items.