HP ENVY 15 Maintenance And Service Manual page 24

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14 Chapter 2 External component identification
Component
Vents (2)
HDMI port
USB 3.0 charging port
USB 3.0 port
Digital Media Card Reader
Hard drive light
Power light
Description
Enables airflow to cool internal components.
NOTE: The computer fan starts up automatically to
cool internal components and prevent overheating. It is
normal for the internal fan to cycle on and off during
routine operation.
Connects an optional video or audio device, such as a
high-definition television, any compatible digital or audio
component, or a high-speed HDMI device.
Connects an optional USB device. The USB 3.0
charging port can also charge select models of cell
phones and MP3 players, even when the computer is
off.
NOTE: A USB charging port (also referred to as a
USB powered port) allows you to charge connected
USB devices. Standard USB ports will not charge all
USB devices or will charge using a low current. Some
USB devices require power and require you to use a
powered port.
Connects optional USB 3.0 devices and provide
enhanced USB power performance.
Reads data from and writes data to digital memory
cards such as Secure Digital (SD).
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Blinking white: The hard drive is being accessed.
●
Amber: HP 3D DriveGuard has temporarily parked
the hard drive.
●
White: The computer is on.
●
Blinking white: The computer is in the Sleep state,
which is an energy-saving mode. The computer
shuts off power to the display and other
unneeded components.
●
Off: The computer is off or in Hibernation.
Hibernation is an energy-saving mode that uses
the least amount of power.
NOTE: For select models, the Intel Rapid Start
Technology feature is enabled at the factory. Rapid
Start Technology allows your computer to resume
quickly from inactivity.