HP Pavilion dm1-2001au Entertainment Notebook PC - Manual (Page 82)

Resolving a low battery level when no power source is available
▲ Initiate Hibernation.
– 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:
1. Insert a charged battery or plug the computer into external power.
2. Exit Hibernation by briefly pressing the power button.
72 Chapter 8 Power management