Toshiba T2150CD Series Manual page 60

Press Fn + F10 (arrow mode) or Fn + F11 (NumLock) to access the integrated
keypad. When activated, the light gray keys with white numbers can be used for cursor
control or numeric data entry. Refer to the Keypad overlay section in this chapter for more
information on how to operate these keys. The power on default for both settings is off.
Press Fn + F12 (ScrLock) to lock the cursor on a specific line. In MS-DOS, this has no
effect. The power on default is off.
Press Fn + Enter to simulate Enter on the enhanced keyboard's numeric keypad.
Press Fn + Ctrl to simulate the enhanced keyboard's right Ctrl key.
Press Fn + Alt to simulate the enhanced keyboard's right Alt key.
Hotkeys