HP Power Management manual Power control and light locations

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	Component	Description

(4)	Battery light	On: A battery is charging.
		Blinking: A battery that is the only available power source has
		reached a low-battery condition or a critical low-battery condition.
		Off: If the computer is plugged into an external power source, the
		light turns off when all batteries in the computer are fully charged.
		If the computer is not plugged into an external power source, the
		light stays off until the battery reaches a low-battery condition.

(5)	Internal display switch (select models only)	Turns off the display and initiates standby if the display is closed
		while the computer is on.

*The 2 power lights display the same information. The light on the power button is visible only when the computer is open. The light on the front of the computer is visible whether the computer is open or closed.

2	Chapter 1 Power control and light locations

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Contents Power Management First Edition January Document Part Number Table of contents Index Power control and light locations Component DescriptionPower control and light locations Power sources Task Recommended power sourceConnecting the AC adapter Standby and hibernation StandbyHibernation When you leave your work When a reliable power supply is unavailableInitiating standby, hibernation or shutdown Page Power settings Using emergency shutdown proceduresTurning the computer or display on or off Initiating or resuming from standby Stand byInitiating or restoring from hibernation Select HibernatePower options Accessing Power Options PropertiesDisplaying the Power Meter icon Clear the Always show icon on the taskbar check boxSetting or changing a power scheme Setting a security prompt Power Processor performance controlsBatteries Inserting or removing a battery Obtaining accurate charge information Charging a batteryMonitoring the charge of the battery Displaying charge information on the screenViewing charge displays Low-battery condition Managing low-battery conditionsIdentifying low-battery conditions Critical low-battery conditionWhen a charged battery is available Resolving low-battery conditionsWhen external power is available When no power source is availableHow to calibrate Calibrating a batteryWhen to calibrate Charging the batteryDischarging the battery Recharging the battery Conserving battery power Conserving power as you workSelecting power conservation settings Storing a battery Disposing of a used battery Index AC adapter