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HP 2140 Mini-Note User Manual: Changing The Current Power Management Settings; Using External Ac Power; Connecting The Ac Adapter

Hp 2140 mini-note: user guide.
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Changing the current power management settings

Right-click the Power icon, located in the notification at the bottom of the Home Screen, and then
click Preferences.
Change the On AC Power, On Battery Power, and General settings, as needed.

Using external AC power

External AC power is supplied through one of the following devices:
replacement AC adapter provided by HP, or a compatible AC adapter purchased from HP.
Approved AC adapter
Optional docking device or optional expansion product
Connect the device to external AC power under any of the following conditions:
When you are charging or calibrating a battery
When you are installing or modifying system software
When you are writing information to a CD or DVD
When you connect the device to external AC power, the following events occur:
The battery begins to charge.
If the device is turned on, the battery meter icon in the notification area changes appearance.
When you disconnect external AC power, the following events occur:
The device switches to battery power.
The display brightness is automatically decreased to save battery life. To increase display
brightness, press the

Connecting the AC adapter

Plug the power cord into an AC outlet that is easily accessible at all times.
Disconnect power from the device by unplugging the power cord from the AC outlet (not by unplugging
the power cord from the device).
If provided with a 3-pin attachment plug on the power cord, plug the cord into a grounded (earthed) 3-
pin outlet. Do not disable the power cord grounding pin, for example, by attaching a 2-pin adapter. The
grounding pin is an important safety feature.
To connect the device to external AC power, follow these steps:
Plug the AC adapter into the power connector (1) on the device.
Plug the power cord into the AC adapter (2).
To reduce potential safety issues, use only the AC adapter provided with the device, a
Do not charge the device battery while you are onboard aircraft.
hotkey or reconnect the AC adapter.
To reduce the risk of electric shock or damage to the equipment:
Using external AC power


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