Dell E30S owner manual Non-redundant, power supply

Item	Indicator, button, or	Icon	Description
	connector
			Non-redundant	One 450 W non-redundant
			power supply	AC power supply.
				NOTE: Non-redundant
				power supply is
				supported in systems
				with cabled hard drives
				and systems with an x8
				backplane.
2, 6, 8	USB connectors (6)		Allows you to connect USB devices to the system.
			Five ports are USB 2.0-compliant and one port is
			USB 3.0-compliant.
3	System identification		The identification buttons on the front and back
	button		panels can be used to locate a particular system
			within a rack. When one of these buttons is
			pressed, the LCD panel on the front and the
			system status indicator on the back flash until one
			of the buttons is pressed again.
			Press to toggle the system ID on and off.
			If the system stops responding during POST, press
			and hold the system ID button for more than five
			seconds to enter the BIOS progress mode.
			To reset iDRAC (if not disabled in F2 iDRAC setup),
			press and hold for more than 15 seconds.
4	iDRAC port (optional)		Dedicated management port on the iDRAC ports
			card.
5	System identification		Allows you to connect the optional system status
	connector		indicator assembly through the optional cable
			management arm.
7	vFlash media card slot		Allows you to insert a vFlash media card.
	(optional)
9, 12	Ethernet connectors (2)		Two integrated 10/100/1000 Mbps NIC
			connectors.
10	Video connector		Allows you to connect a VGA display to the
			system.
11	Serial connector		Allows you to connect a serial device to the
			system.
13	PCIe expansion card slots		Allows you to connect up to six full-height PCI
	(6)		expansion cards.

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