Dell JK523 manual Mini Tower Computer Back-Panel Connectors, Position, Parallel connector

4	voltage selection switch	Your computer is equipped with a manual voltage-selection switch. To avoid
		damaging a computer with a manual voltage-selection switch, set the switch for the
		voltage that most closely matches the AC power available in your location.
		NOTICE: In Japan the voltage-selection switch must be set to the 115-V
		position.
		Also, ensure that your monitor and attached devices are electrically rated to operate
		with the AC power available in your location.
5	back-panel connectors	Plug serial, USB, and other devices into the appropriate connector.
		See "Mini Tower Computer — Back-Panel Connectors" on page 14.
6	card slots	Access connectors for any installed PCI and PCI Express cards.

Mini Tower Computer — Back-Panel Connectors

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	10	9	8
1	parallel connector	Connect a parallel device, such as a printer, to the parallel connector. If you have a
		USB printer, plug it into a USB connector.
		NOTE: The integrated parallel connector is automatically disabled if the computer
		detects an installed card containing a parallel connector configured to the same
		address. For more information, see your online User’s Guide.
2	link integrity light	• Green — A good connection exists between a 10-Mbps network and the
		computer.

•Orange — A good connection exists between a 100-Mbps network and the computer.

•Off — The computer is not detecting a physical connection to the network.

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