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QDR InfiniBand Switch Platform User Manual
6
Troubleshooting
As soon as a switch is plugged in, continuously monitor the status light. Make sure that it turns
green within 30 seconds of booting up.
Status LED and Fan LED
If the Fan LED is red make sure that the ambient temperature is within the range specified in the
Specification section of the Appendix.
If any of the LEDs are
tive.
Power supply unit:
1.
Check that the power cable has a voltage within the range of 100 - 240 volts AC.
If the status LED is red.
2.
Remove and reinstall the power cable.
The green power LED for the fans does not come on:
.
The connector LED for the InfiniBand connector does not come on:
1.
Check that both ends of the cable are connected.
2.
Check that the locks on the ends are secured.
3.
Make sure that the latest FW version is installed on both the HCA cards and the switch.
4.
If media adapters are used, check that the all connections are good, tight, and secure.
The connector LED is flashing orange:
1.
Check that the Subnet Manager has been started.
2.
Check the cable is connected properly at borh ends.
3.
Check the the cable is good.
4.
Check that the connections are good(no cable weight on the connector, no twists in the cable
at the connector...).
5.
Check the port connectors at both ends.
The switch is off:
1.
Unplug the switch.
2.
Wait 5 minutes.
3.
Plug in the switch.
after 30 seconds, unplug the switch and call your Mellanox representa-
red
Caution: Do not run the switch if the System Status LED for the Fans is red or
off!
Mellanox Technologies
Rev 1.2
33
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