Identifying low battery levels, Resolving a low battery level, Storing a user-replaceable battery – HP Pavilion dm1z-4300 CTO Notebook PC User Manual
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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 Hibernation, 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 Desktop shows a low or critical battery notification.
NOTE:
For additional information about the power meter, see
.
The computer takes the following actions for a critical battery 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
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Connect an AC adapter.
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Connect an optional docking or expansion device.
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Connect an optional power adapter purchased as an accessory from HP.
Resolving a low battery level when no power source is available
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Initiate Hibernation.
●
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.
Replace the discharged user-replaceable battery with a charged battery, or connect the AC
adapter to the computer and to external power.
2.
Exit Hibernation by pressing the power button.
Storing a user-replaceable battery
CAUTION:
To reduce the risk of damage to a battery, do not expose it to high temperatures for
extended periods of time.
If a computer will be unused and unplugged from external power for more than 2 weeks, remove the
battery and store it separately in a cool, dry place to prolong the battery charge.
Running on battery power
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