Front-panel features and indicators

Figure 1. Front-panel features and indicators (3.5 inch hard-drive chassis)—PowerEdge R730

Item	Indicator, button, or	Icon	Description
	connector

1	Power-on indicator,		The power-on indicator lights when the system
	power button		power is on. The power button controls the power
			supply output to the system.
			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 flashes 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.