Kyocera KM-C850 Operation Manual page 31

Section 2 NAMES OF PARTS
NOTE
You can change or add new keys to those displayed in the
"Basic" and the "User choice" tabs by following the
"Customize screen layout (Main functions)"
procedure on page 7-94 or the "Customize screen
layout (Add functions)" procedure on page 7-95, as
appropriate.
2-9