Toshiba SATELLITE M30X - Manual (Page 193)

193 Hot Keys
Keyboard hot keys
5.375 x 8.375 ver 2.3
Keyboard hot keys
Fn + This hot key turns the cursor control overlay on
and off.
Fn + This hot key turns the numeric overlay on and
off.
Fn + This hot key turns the scroll lock feature on and
off.
For more information, see “Overlay keys” on page 81 .
F10
F11
F12