Reference Manual Rev 1.13 
 
004R-646-113  Page 25 
5.1.4.  Keypad 
 
 
 
 
Code  Description   
1  Numeric Button  0-9 
2  White Characters  Hold 2 seconds 
3  Orange Characters  (Alpha and Symbols) 
 
Cancel  Undo last command; step backwards (including 
in setup menus). 
 
Up  Move cursor backwards; previous option 
 
Down  Move cursor forwards; next option 
 
OK  Accept this choice 
 
Decimal Point  Place decimal point 
 
+/-  Change to negative or positive number; 
Change Editing VIEW (eg ASCII vs string)