Using The Numeric Keypad - HP Compaq Presario,Presario 1900 Supplementary Manual

3-4 Mobile Internet PC Features

Using the Numeric Keypad

To use the embedded numeric keypad press Fn+F5. This key combination switches
the keys to numbers until you press Fn+F5 again. When NumLock is activated, the
h
light is turned on.
NumLock
You may also use the numeric keypad by pressing and holding the Fn key while
using the embedded number keys.
+
NOTE: If an external keyboard or numeric keypad is connected, pressing Fn+F5 on
the notebook keyboard will not activate NumLock. You must use the external keypad
or keyboard, or unplug the external keypad or keyboard to use the notebook keypad.
Numeric Keypad