HP Blackbird 002-21A Gaming System manual Audio Line Out to powered speakers

Connector/LED/Button	Description and function (continued)
	Audio Line Out (to powered speakers).
	Microphone (pink) connector.
	Headphones (green) connector.
	Optical Out/Microphone In to connect to a
	microphone. The Mic connector also functions as a
	center/subwoofer Line Out when a multichannel audio
	configuration is activated.
	IEEE 1394a connector. This 6-pin connector provides
	high-speed connectivity for audio/video devices,
	storage peripherals, PCs, or portable devices with very
	fast transfer rates.
	Coaxial S/PDIF Out (orange) port connects an external
	audio output device via an optical S/PDIF cable.
	Optical Out connector. Optical SPDIF output connects to
	the Optical In on a set of digital speakers.
	The digital speakers would then split up the audio
	signal to the correct speaker.
	Power cord connector.
	Computer power LED.
	Power switch to be turned on before the power button
	on the front of the computer is pressed.
	Power button. Press the power button after the power
	switch on the back of the computer is turned on.
	LAN 1 and LAN 2 (RJ-45) connectors. Supported by
	NV Gigabit LAN controller, this connector allows
	gigabit connection to a local area network (LAN)
	through a network hub.

4Getting Started (features vary by model)