2 External component identification
Display
Item | Component | Description |
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(1) | Internal display switch | Turns off the display or initiates Sleep if the display is |
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| closed while the power is on. |
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| NOTE: The display switch is not visible from the |
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| outside of the computer. |
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(2) | WLAN antennas (2)* | Send and receive wireless signals to communicate |
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| with WLANs. |
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(3) | WWAN antennas (2)* (select models only) | Send and receive wireless signals to communicate |
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| with WWANs. |
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(4) | Internal microphone | Records sound. |
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