Item Component Description
(6) Integrated numeric keypad When the keypad has been enabled, the keys can be
used like an external numeric keypad.
(7) num lk key Enables/disables the integrated numeric keypad when
pressed in combination with the fn key.
(8) Action keys Execute frequently used system functions.
Lights
Item Component Description
(1) Caps lock light On: Caps lock is on.
(2) Power light
●
White: the computer is on.
●
Blinking white: the computer is in the Sleep state.
●
Off: the computer is off or in Hibernation.
(3) Mute light
●
Amber: Computer sound is off.
●
Off: Computer sound is on.
14 Chapter 2 External component identification