HP invent 355386-001 사용자 설명서

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TouchPad and Keyboard
Hardware Guide
2–15
Turning the Keypad On and Off
When the keypad is off, press 
Fn+num lk
 1 on the notebook to 
turn the keypad on. When the keypad is on, press 
Fn+num lk
 on the 
notebook (or the 
num lock
 key on an external keypad) to turn 
the keypad off.
The num lock light 2 turns on:
When the keypad is on
-or-
When an optional external keypad with 
num lock
 turned on is 
connected to the system.
The keypad cannot be turned on while an optional external 
keypad is connected to the USB connector on an optional 
HP Notebook Expansion Base.
Identifying the Fn and num lock keys and the num lock light