Resolving Low-Battery Conditions

Battery Packs

ÄCAUTION: If the notebook has reached a critical low-battery condition (1 percent of a full charge) and has initiated Hibernation, do not restore power until Hibernation is complete. Hibernation is complete when the power/standby light turns off.

When External Power Is Available

Select 1 of the following options:

■Connect the AC Adapter.

■Plug an optional Automobile Power Adapter/Charger into the notebook and into a vehicle cigarette lighter receptacle.

■Plug an optional Aircraft Power Adapter into the notebook and into the in-seat power supply available on some commercial aircraft. (An optional Aircraft Power Adapter can run the notebook but cannot charge a battery pack.)

When a Charged Battery Pack Is Available

Turn off the notebook or initiate Hibernation, insert a charged battery pack while the notebook is off or in Hibernation, then turn on the notebook.

When No Power Source Is Available

Initiate Hibernation. Or, save your work, then shut down the notebook.

When the Notebook Cannot Exit Hibernation

If the notebook lacks the power to exit Hibernation:

1.Insert a charged battery pack or connect external power.

2.To exit Hibernation, briefly press the power button.

Hardware Guide

3–11

2816KR, 2818FR, 2807AP1, 2801TC, 2804TC specifications

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