NEC REMOTE MT40 Manual page 32

Menu
, t, s
Use the ,
buttons to select the
item (Language, Projector Pointer, or Source Display).
When Source Display is set to "Off", the selected items are
displayed on the screen only when the power is turned on and
when the input is switched.
Use the buttons to select the menu language.
Use the buttons to select one of the 8 types of pointer
icons.