Front components
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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 | ||||
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| source has reached a low battery level. When the | ||
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| battery reaches a critical low battery level, the battery | ||
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| light begins blinking rapidly. | ||
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| ● | Off: If the computer is plugged into an external power | ||||
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| source, the light is turned off when all batteries in the | ||
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| computer are fully charged. If the computer is not | ||
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| plugged into an external power source, the light stays | ||
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| off until the battery reaches a low battery level. | ||
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(3) | Drive light | Blinks when the hard drive or optical drive is being | |||||
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| accessed. | |||||
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(4) | Wireless switch | Turns the wireless feature on or off, but does not create a | |||||
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| wireless connection. | |||||
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| NOTE: A wireless network must be set up in | |
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| order to establish a wireless connection. | |
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(5) | Wireless light | ● | Blue: An integrated wireless device, such as a wireless | ||||
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| local area network (LAN) device and/or a Bluetooth® | ||
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| device, is turned on. | ||
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| ● | Amber: All wireless devices are turned off. | ||||
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(6) | Connects an optional computer headset microphone, stereo | ||||||
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| array microphone, or monaural microphone. | |||||
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(7) | Produces sound when connected to optional powered stereo | ||||||
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| speakers, headphones, ear buds, a headset, or television | |||||
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| audio. | |||||
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*This table describes factory settings. For information about changing factory settings, refer to the user guides located in Help and Support.