HP 3Gb SAS Switch for HP BladeSystem c-Class - Manual (Page 11)

2 Component identification
• Off—Normal
• Solid blue—Being identified
• Blinking blue—Firmware is being updated
Unit ID LED 1
• Off—Not powered up
• Solid green—Healthy
• Blinking amber—Error, there is a problem with the switch
Health LED 2
Release button for the locking latch handle. 3
• Off—No link between the server and storage
• Solid green—Link between server and storage is established
• Blinking green—Activity on the established link
Link LED 4
• Off—Normal
• Amber—Link error, there is a problem with the port
Fault LED 5
SAS ports (to external devices) 6
IMPORTANT:
When connecting external SAS storage enclosures to the switch and then creating zone groups and
assigning the zone groups to server bays, restrictions and best practices exist. For more information
see
Cabling the switch , page 17 and Chapter 7 , page 33.
3Gb SAS BL Switch User Guide 11