User Guide - Windows 8.1
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AC adapter
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Optional docking or expansion device
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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
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.
A stored battery should be checked every 6 months. If the capacity is less than 50 percent, recharge the
battery before returning it to storage.
Disposing of a user-replaceable battery
WARNING! To reduce the risk of re or burns, do not disassemble, crush, or puncture; do not short external
contacts; do not dispose of in re or water.
See the Regulatory, Safety and Environmental Notices for proper battery disposal.
To access this document:
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From the Start screen, type support, and then select the HP Support Assistant app.
‒ or –
From the Windows desktop, click the question mark icon in the notication area, at the far right of the
taskbar.
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! To reduce potential safety issues, use only the AC adapter provided with the computer, a
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! Do not charge the computer battery while you are aboard aircraft.
Running on AC power 35