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●
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 products only) indicates a low or critical battery level.
– or –
●
The power meter icon
NOTE:
settings on page
The computer takes the following actions for a critical battery level:
●
If 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.
Resolving a low battery level
Resolving a low battery level when external power is available
Connect one of the following to the computer and to external power:
●
AC adapter
●
Optional docking or expansion device
●
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.
Running on AC power
For information about connecting to AC power, refer to the Setup Instructions poster provided in the computer
box.
The computer does not use battery power when the computer is connected to AC power with an approved AC
adapter or an optional docking/expansion device.
WARNING!
replacement AC adapter provided by HP, or a compatible AC adapter purchased from HP.
Connect the computer to AC power under any of the following conditions:
WARNING!
●
When charging or calibrating a battery
●
When installing or modifying system software
●
When writing information to a disc (select products only)
36
Chapter 7 Managing power
shows a low or critical battery notification.
For additional information about the power meter, see
34.
To reduce potential safety issues, use only the AC adapter provided with the computer, a
Do not charge the computer battery while you are aboard aircraft.
Using the power meter and power
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