| Component | Description |
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| and hold the power button for at least 5 seconds to turn off |
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| the computer. |
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(2) | Power lights* (2) | On: The computer is on. |
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| Blinking: The computer is in standby. |
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| Off: The computer is off or in hibernation. |
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(3) | fn+f5 | Initiates standby. |
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(4) | Battery light | On: A battery is charging. |
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| Blinking: A battery that is the only available power source |
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| has reached a |
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| condition. |
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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 plugged |
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| into an external power source, the light stays off until the |
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| battery reaches a |
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(5) | Internal display switch | Turns off the display and initiates standby if the display is |
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| closed while the computer is on. |
*There are 2 power lights. Both display the same information. The light on the power button is visible only when the computer is open; the other power light is always visible on the front of the computer.
2 | Chapter 1 Power control and light locations |