Dell Unity™ All Flash and Unity Hybrid Hardware Information Guide

Storage processor rear view

On the rear of the storage processor, viewing from left to right, are:

• Two RJ45 LAN connectors (labeled with a network management symbol and a wrench symbol) management ports
• SP status LEDs
• One mini-HDMI port and one USB 3.0 port
• Reset button (NMI)
• Two 10-GbE ports
• Two 12-Gb/s mini-SAS HD ports
• Two integrated Converged Network Adapter (CNA) ports

The following illustration shows the location of the SP components:

Table 1. Storage processor rear view descriptions

Location	Description	Location	Description
	Management LAN (RJ45) port		SP unsafe to remove LED (black with white hand)
	Grounding screw (required for DC-powered systems)		SP fault LED
	Torque knob for SP removal		SP power LED
	Two converged network adapter (CNA) ports (labeled 4 and 5)		Non-maskable interrupt (NMI) push button (password reset button) 1
	Two 12 Gb/s mini-SAS HD ports (labeled 0 and 1)		SP memory or boot fault LED
	Two 10 GbE ports (labeled 2 and 3) NOTE:Unity XT 380/380F systems that are manufactured in the second half of 2022 and later, will not include these two 10 GbE ports. For more information, see the Dell Unity XT: Introduction to the Platform - A Detailed Review white paper on Online Support.		Mini-HDMI port (not used)
	USB 3.0 port		Service LAN (RJ45) port

The following table describes the SP status LEDs.

Table 2. Storage processor LED details

LED	Location	Color	State	Description
SP power LED		Green	On	The SP is on main power.
			Blinking (1 Hz)	The SP is initializing a serial over LAN (SOL) session (standby mode).
		—	Off	The SP is off.
Unsafe to Remove LED		White	On	DO NOT remove the SP. NOTE:Improper removal of the SP when this LED is lit could cause data loss during critical situations.
		—	Off	Safe to remove the SP without the risk of data loss when the SP has been properly prepared.
SP fault LED		Amber	Blinking once every four seconds (.25 Hz)	BIOS is running.
			Blinking once every second (1 Hz)	POST is running.
			Blinking four times every second (4 Hz)	POST has completed, and operating system boot has started.
			On	An SP fault is detected.
		Blue	Blinking once every four seconds (.25 Hz)	Operating system is booting.
			Blinking once every second (1 Hz)	Operating system driver is starting.
			Blinking four times every second (4 Hz)	Operating system caching driver is starting.
			On	SP is in degraded mode. System is not initialized. A management IP address is assigned. NOTE:Once the license is accepted, the SP fault LED turns off.
		—	Off	All operating system software has booted, and the SP is ready for I/O.
		Amber and blue	Alternating at one second intervals	SP is in Service mode.
			Amber and then immediately blue every three seconds	System is not initialized, and no management IP address assigned.
SP memory or boot fault LED		Amber	On	The SP cannot boot due to a memory or boot fault.
		—	Off	Normal Operation.