HP (Hewlett-Packard) dv7 4273us Laptop User Manual


 
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