Owners Manual

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Figure 12. 2U, 25-drive expansion enclosure LCC ports, LEDs, and connectors
Table 10. 2U, 25 (2.5-inch) expansion enclosure LCC component locations
Location Description
1
Ejector latch handles
2
LCC fault LED
3
LCC management port (RJ-12) (not used)
4
Back-end bus ID display (always displays 01)
5
LCC power LED
6
Enclosure ID display
7
12-Gb/s SAS ports
8
SAS port status LED
Table 11. 12-Gb/s LCC LED status
LED Location Color State Description
LCC fault LED
2
Amber On Fault within the LCC
— Off No fault or powered off
LCC power LED
5
Green On Powered on and no fault
— Off Powered off
SAS port status LED
8
Amber On SAS port faulted
Blue On SAS port linked up
— Off No connector in port
2U, 25-drive expansion enclosure power supply and cooling module
Power supply and cooling module functions and features
The power supply and cooling modules are located to the left and right of the LCCs. The units integrate independent power
supply and two dual-blower cooling assemblies into a single module.
Each power supply is an auto-ranging, power-factor-corrected, multi-output, offline converter with its own line cord. Each
power supply supports a fully configured expansion enclosure and shares load currents with the other supply. The drives and
Expansion enclosure component descriptions
17