Table 2-6 Special keys and their descriptions (continued)
Component Description
(7) num lock key Alternates between the navigational and numeric functions
on the integrated numeric keypad.
(8) Integrated numeric keypad A separate keypad to the right of the alphabet keyboard.
When num lock is pressed, the keypad can be used like an
external numeric keypad.
NOTE: If the keypad function is active when the computer is
turned off, that function is reinstated when the computer is
turned back on.
Bottom
Identify the bottom components.
Table 2-7
Bottom components and their descriptions
Component Description
(1) Speakers (2) Produce sound.
(2) Vent Enables airflow to cool internal components.
NOTE: The computer fan starts up automatically to
cool internal components and prevent overheating. It is
normal for the internal fan to cycle on and off during
routine operation.
14 Chapter 2 Components
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