Conserving Battery Power; Identifying Low Battery Levels; Resolving A Low Battery Level; Resolving A Low Battery Level When External Power Is Available - HP ENWW User Manual

Conserving battery power

Tips for conserving battery power and maximizing battery life:
●
Lower the brightness on the display.
●
Select the Power saver setting in Power Options.
●
Turn off wireless devices when you are not using them.
●
Disconnect unused external devices that are not plugged into an external power source, such as
an external hard drive connected to a USB port.
●
Stop, disable, or remove any external media cards that you are not using.
●
Before you leave your work, initiate Sleep or shut down the computer.

Identifying low battery levels

When a battery that is the sole power source for the computer reaches a low or critical battery level,
the following behavior occurs:
●
The battery light (select models only) indicates a low or critical battery level.
– or –
●
The power meter icon on the Windows desktop shows a low or critical battery notification.
NOTE:
power settings on page
The computer performs the following actions when the battery reaches a critical level:
●
If Hibernation is disabled and the computer is on or in the Sleep state, the computer remains
briefly in the Sleep state, and then shuts down and loses any unsaved information.
●
If Hibernation is enabled and the computer is on or in the Sleep state, the computer initiates
Hibernation.

Resolving a low battery level

Resolving a low battery level when external power is available

●
Connect an AC adapter.
●
Connect an optional docking or expansion device.
●
Connect an optional power adapter purchased as an accessory from HP.

Resolving a low battery level when no power source is available

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. Connect the AC adapter to the computer and to power.
2. Exit Hibernation by pressing the power button.
56 Chapter 6 Managing power
For additional information about the power meter, see
55.
Using the power meter and
ENWW