Dell E30S Indicator, Button, or, and tape drives, see Optical drives and tape drives, optional

Item	Indicator, Button, or	Icon	Description
	Connector
			NOTE: On ACPI-compliant operating systems,
			turning off the system using the power button
			causes the system to perform a graceful
			shutdown before power to the system is
			turned off.
2	NMI button		Used to troubleshoot software and device driver
			errors when running certain operating systems.
			This button can be pressed using the end of a
			paper clip.
			Use this button only if directed to do so by
			qualified support personnel or by the operating
			system documentation.
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 BIOS progress mode.
			To reset iDRAC (if not disabled in <F2> iDRAC
			setup) press and hold for more than 15 seconds.
4	Information tag		A slide-out label panel which contains system
			information such as Service Tag, NIC, MAC
			address, and so on for your reference.
5	Diagnostic indicators		The diagnostic indicators on the system front
			panel display error status during system startup.
			For more information, see Diagnostic indicators.
6	USB connectors		Allows you to connect USB devices to the system.
			One port is USB 2.0-compliant and one port is USB
			3.0-compliant.
7	Optical drive or tape-		Allows you to install optical drives or tape drives.
	drive bay		For more information on supported optical drives
			and tape drives, see Optical drives and tape drives
			(optional).

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