Chapter
The chassis status LED is off when:
•There are no functional power supplies present.
•There are no management cards in the system
•AC power has been removed from the system.
Subnet Manager Agent (SMA) LED
There is a single SMA LED associated with the system. This LED is Blue if any external InfiniBand links have been established. If no external IB links have been established, the LED if off.
RJ45 LEDs
The SFS 7012 RJ45 connector has two LEDs, Act and 100. The 100 LED is Green when a 100Mbps link is connected. The Act LED is Green when an Ethernet link has been established, and blinking when the link is active.
Fan LEDs
Fan LEDs indicate the following status(es):
•Green indicates that the fan is functioning properly.
•Amber indicates that the following warning condition exists:
•A single fan rotation failure at less than 4000 RPM or greater than 10950 RPM.
•Red indicates a possible problem, including:
–The fan tray is not responding to commands for configuration and
–A fan is not responding to commands for temperature and speed related operations.
–The fan speed has fallen below the minimum allowed RPM for a fan.
Power Supply LEDs
Each SFS 7012 power supply has two LEDs: DC OK and AC OK. Following are the statuses for each.
DC OK
–Green indicates that DC power is normal.
–Off indicates a DC power failure or no DC power is present.
AC OK
–Amber indicates that AC power is normal.
–Off indicates a AC power failure or no AC power is present.
SFS 7012 Leaf and Spine Module LEDs
Leaf Module IB Port LEDs
Each SFS 7012 leaf module port has a Blue IB link status LED that provide the following indications:
•On - the logical link is up (port is in the Active state).
•Slow Blink - the physical link is up (port is in the Initialization state).
Cisco SFS 7012 InfiniBand Server Switch Hardware Users Guide
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