Dell DL2000 Power button System power is on, Supply output to the system, Pressed, NMI button

Table 1-2. Front-Panel LED Indicators, Buttons, and Connectors

Item	Indicator, Button, or	Icon	Description
	Connector
1	Power-on indicator,		The power-on indicator lights when the
	power button		system power is on.
			The power button controls the DC power
			supply output to the system.
			NOTE: If you turn off the system using the
			power button and the system is running an
			ACPI-compliant operating system, the
			system performs a graceful shutdown
			before the power is turned off. If the
			system is not running an ACPI-compliant
			operating system, the power is turned off
			immediately after the power button is
			pressed.
2	NMI button		Used to troubleshoot software and device
			driver errors when using 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's documentation.
3	System identification		The identification buttons on the front
	button		and back panels can be used to locate a
			particular system within a rack. When

one of these buttons is pushed, the LCD panel on the front and the blue system status indicator on the back blink until one of the buttons is pushed again.

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