Deployment Guide

Item Name Description
1 Power supply unit and
cooling fan module (PS1)
Contains redundant 900 W power supplies and fans that provide cooling for the expansion
enclosure.
2 Power supply indicators
• AC power indicator for
power supply 1
• Power supply/cooling
fan indicator
• AC power indicator for
power supply 2
AC power indicators:
• Green – Normal operation. The power supply module is supplying AC power to the
expansion enclosure
• Off – Power switch is off, the power supply is not connected to AC power, or has a fault
condition
• Flashing Green – AC power is applied, but is out of spec.
Power supply/cooling fan indicator:
• Amber – Power supply/cooling fan fault is detected
• Off – Normal operation
3 Power supply unit and
cooling fan module (PS2)
Contains redundant 900 W power supplies and fans that provide cooling for the expansion
enclosure.
4 Enclosure management
module 1
EMMs provide the data path and management functions for the expansion enclosure.
5 Enclosure management
module 2
EMMs provide the data path and management functions for the expansion enclosure.
SCv360 Expansion Enclosure EMM Features and Indicators
The SCv360 includes two enclosure management modules (EMMs) in two interface slots.
Figure 25. SCv360 EMM Features and Indicators
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).
28 About the SCv3000 and SCv3020 Storage System