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Buttons, lights, and speakers
Item Component Function
(1) Caps lock light On: Caps lock is on.
(2) Speakers (2) Produce sound.
(3) Info Center/QuickLook button Launches Info Center or QuickLook.
(4) Info Center/QuickLook light
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On: The computer is on.
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Blinking (5 times):
◦
When the computer is on, press button to launch
Info Center.
◦
When the computer is off or in Hibernation, press
button to launch QuickLook.
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Off: The computer is off or in the Standby or
Hibernation state.
8 Chapter 2 External component identification