Dell 9100 specifications Back View of the Computer

13	microphone	Use the microphone connector to attach a personal computer
	connector	microphone for voice or musical input into a sound or telephony
		program.
14	Service Tag	Used to identify your computer when you access the Dell Support
		website or call technical support.

Back View of the Computer

1	power	Insert the power cable.
	connector
2	sound card	• Line-in connector — Use the blue line-in connector to attach a
	connectors	record/playback device such as a cassette player, CD player, or VCR.
	(5)	• Line-out connector — Use the green line-out connector to attach
		headphones and most speakers with integrated amplifiers.
		• Microphone connector — Use the pink microphone connector to
		attach a personal computer microphone for voice or musical input
		into a sound or telephony program.
		• Surround connector — Use the black surround connector to attach
		multichannel-capable speakers.
		• Center/subwoofer (Center/LFE) connector — Use the yellow
		subwoofer connector to attach multiple speakers.
3	network	To attach your computer to a network or broadband device, connect one
	connector	end of a network cable to either a network port or your network or
		broadband device. Connect the other end of the network cable to the
		network connector on your computer. A click indicates that the network
		cable has been securely attached.
		NOTE: Do not plug a telephone cable into the network connector.
		On computers with a network connector card, use the connector on the
		card.
4	USB 2.0	Use the back USB connectors for devices that typically remain connected,
	connectors	such as printers, keyboards, and mice, or for bootable USB devices which
	(5)	may not function properly if attached to the front connectors (see "System
		Setup" for more information on booting to a USB device)
		It is recommended that you use the front USB connectors for devices that
		you connect occasionally, such as joysticks or cameras.
5	card slots (6)	Access connectors for any installed PCI or PCI Express cards.

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