Toshiba Satellite A300 - Manual (Page 116)

User’s Manual 5-6
The Keyboard
Numeric mode
To turn on the Numeric mode, press Fn + F11. Now try numeric data entry
using the keys in the following figure. Press Fn + F11 again to turn off the
overlay.
The numeric keypad overlay
Temporarily using normal keyboard (overlay on)
While using the overlay, you can temporarily access the normal keyboard
without turning off the overlay:
1. Hold Fn and press any other key. All keys will operate as if the overlay
were off.
2. Type upper-case characters by holding Fn + Shift and pressing a
character key.
3. Release Fn to continue using the overlay.