Panasonic KX-T336 System Reference Manual page 243

Function
7% fdlcwing functions appear on the function line of thissetting screen.
i
HHRD CPY B 0 ,8
COMMON (SHOW LV, CHG LV, INS, OUS, REMOVE, EXIT) and HRD CPY keys
are
available in this setting screen.
For operation,
refer to Section 7-l "Operation of Function Keys."
. .
9-H-8