Resolving a low battery level
and has initiated Hibernation, do not restore power until the power lights turn off.
Resolving a low battery level when external power is available
Connect one of the following devices:
Optional power adapter
Resolving a low battery level when a charged battery is available
Turn off the computer or initiate Hibernation.
Remove the discharged battery, and then insert a charged battery.
Turn on the computer.
Resolving a low battery level when no power source is available
– or –
Save your work and shut down the computer.
Resolving a low battery level when the computer cannot exit Hibernation
When the computer lacks sufficient power to exit Hibernation, follow these steps:
Insert a charged battery or plug the computer into external power.
Exit Hibernation by pressing the power button.
Chapter 2 Using battery power
To reduce the risk of losing information when the computer reaches a critical battery level