Toshiba Libretto U100 User Manual page 123

The Keyboard
Press FN + F10 or FN + F11 to access the integrated keypad. When
activated, the keys with gray markings on the upper surface become
numeric keypad keys (FN + F11) or cursor control keys (FN + F10). 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. 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 + PGUP to move to last page.
Press FN + PGDN to move to next page.
Press FN + INS, when you change insertion/overwrite of the input mode of
a character.
User's Manual 5-3