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HP Pavilion dv7-4278nr Entertainment Notebook PC User Manual

Page 48

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When connecting to external AC power:

The battery begins to charge.

If the computer is turned on, the Battery Meter icon in the notification area changes appearance.

When disconnecting from external AC power:

The computer switches to battery power.

The display brightness is automatically decreased to save battery life. To increase display
brightness, press the

Increase Screen Brightness

key or reconnect the AC adapter.

38

Chapter 5 Power management