Sc100/Sc120 Expansion Enclosure Emm Features And Indicators - Dell Storage Center SCv2000 Deployment Manual

SC100/SC120 Expansion Enclosure EMM Features and Indicators

The SC100/SC120 includes two enclosure management modules (EMMs) in two interface slots.
Figure 19. SC100/SC120 EMM Features and Indicators
Item Name
1 System status
indicator
2 Serial port
3 SAS port A (in)
4 Port A link
status
5 SAS port B
(out)
6 Port B link
status
7 EMM status
indicator
26
Icon Description
Not used on SC100/SC120 expansion enclosures.
Not for customer use.
Connects to a storage controller or to other SC100/SC120
expansion enclosures. SAS ports A and B can be used for either
input or output. However, for cabling consistency, use port A as
an input port.
• Green: All the links to the port are connected
• Amber: One or more links are not connected
• Off: Expansion enclosure is not connected
Connects to a storage controller or to other SC100/SC120
expansion enclosures. SAS ports A and B can be used for either
input or output. However, for cabling consistency, use port B as
an output port.
• Green: All the links to the port are connected
• Amber: One or more links are not connected
• Off: Expansion enclosure is not connected
• On steady green: Normal operation
• Amber: Expansion enclosure did not boot or is not properly
configured
• Blinking green: Automatic update in progress
• 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
About the SCv2000/SCv2020 Storage System