Front components
Component | Description | ||
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(1) | Power light | ● | On: The computer is on. |
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| ● | Blinking: The computer is in the Sleep state. |
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| ● | Off: The computer is off or in Hibernation. |
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(2) | Battery light | ● | On: A battery is charging. |
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| ● | Blinking: A battery that is the only available power source has |
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| reached a low battery level or a critical battery level. |
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| ● | Off: If the computer is plugged into an external power source, |
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| the light is turned off when all batteries in the computer are |
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| fully charged. If the computer is not plugged into an external |
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| power source, the light stays off until the battery reaches a low |
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| battery level. |
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(3) | Drive light | Blinking: The hard drive or optical drive is being accessed. | |
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(4) | Consumer infrared lens | Receives a signal from the remote control (provided with select | |
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| models only). | |
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(5) | Connects an optional computer headset microphone, stereo array | ||
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| microphone, or monaural microphone. | |
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(6) | Produces sound when connected to optional powered stereo | ||
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| speakers, headphones, ear buds, a headset, or television audio. | |
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Front components | 7 |
