SCv3000 and SCv3020 Storage System Deployment Guide

SCv360 Expansion Enclosure EMM Features and Indicators

The SCv360 includes two enclosure management modules (EMMs) in two interface slots.

Features and indicators on the EMMs
Item	Name	Description
1	EMM status indicator	Off – Normal operation Amber – fault has been detected Blinking amber two times per sequence – Expansion enclosure is unable to communicate with other expansion enclosures Blinking amber (four times per sequence) – Firmware update failed Blinking amber (five times per sequence) – Firmware versions are different between the two EMMs
2	SAS port status indicator	Blue – All the links to the port are connected Blinking blue – One or more links are not connected Off – Expansion enclosure is not connected
3	Unit ID display	Displays the expansion enclosure ID
4	EMM power indicator	Blue – Normal operation Off – Power is not connected
5	SAS ports 1–4 (Input or Output)	Provides SAS connections for cabling the storage controller to the next expansion enclosure in the chain (single port, redundant, and multichain configuration).