NUMERIC KEYBOARD – used to type numeric information in to your diary, the decimal point is also used as a period in alphabetic entries
ALPHA KEYBOARD – used to type alphabetic information into your diary
SPACE/CLEAR – used to type a space between letters/numbers and to clear the screen in the calculator mode
ALARM – used to turn on alarm function ( 
will be displayed).
ARROW KEYS – used to move the cursor around the screen and as the function keys in the calculator mode
ENTER= – used to verify a choice and as the “equals” key in the calculator mode
RESET – used to reset your diary
FILE REFERENCE – an
12