Resolving A Low Battery Level; Resolving A Low Battery Level When External Power Is Available; Resolving A Low Battery Level When No Power Source Is Available; Resolving A Low Battery Level When The Computer Cannot Exit Hibernation - HP ENVY TouchSmart 4-1200 User Manual

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

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 external power.
2. Exit Hibernation by pressing the power button.

Running on external AC power

For information on 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 external power with
an approved AC adapter or an optional docking/expansion device.
WARNING!
a replacement AC adapter provided by HP, or a compatible AC adapter purchased from HP.
Connect the computer to external AC power under any of the following conditions:
WARNING!
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When charging or calibrating a battery
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When installing or modifying system software
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When writing information to a disc (select models only)
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When running Disk Defragmenter on computers with internal hard drives
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When performing a backup or recovery
When you connect the computer to external AC power:
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The battery begins to charge.
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The display brightness increases.
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The power meter icon on the Windows desktop changes appearance.
To reduce potential safety issues, use only the AC adapter provided with the computer,
Do not charge the computer battery while you are onboard aircraft.
Running on external AC power 47