
External component identification
Buttons, switch, and speaker
Item  | Component | Description  | 
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(1)  | Internal display switch  | Turns off the display if the panel lid is closed while the power is on.  | 
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(2)  | Wireless button  | Turns the wireless feature on or off but does not establish a  | 
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  | wireless connection.  | 
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  | ✎ You must set up or access a wireless network to establish a  | 
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  | wireless connection.  | 
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(3)  | Power button  | ■ When the computer is off, press the button to turn on the computer.  | 
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  | ■ When the computer is on, press the button to shut down the computer.  | 
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  | ■ When the computer is in the Sleep state, press the button briefly to  | 
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  | exit Sleep.  | 
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  | ■ When the computer is in Hibernation, press the button briefly to  | 
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  | exit Hibernation.  | 
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  | If the computer has stopped responding and Windows shutdown procedures  | 
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  | are ineffective, press and hold the power button for at least 5 seconds to turn  | 
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  | off the computer.  | 
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  | To learn more about your power settings, select Start > Control Panel >  | 
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  | System and Maintenance > Power Options. | 
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(4)  | Speaker  | Produces sound.  | 
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Maintenance and Service Guide  |