C-1
Cisco SFS 7012 InfiniBand Server Switch Hardware Users Guide
OL-8787-05
APPENDIX
C

Troubleshooting

This appendix describes how to troubleshoot the Cisco SFS 7012™, and it includes the following
information:
• Hardware Checks, page C-1
• Troubleshooting Scenarios, page C-3

Hardware Checks

Switch
Power Supply
Problem Fix
The Switch has no power Ensure that the power cord(s) is attached
to the Switch and the power outlet.
Ensure that the power supply(s) is seated
properly.
Problem Fix
DC OK LED is off Indicates DC power failure or no DC
power is present
AC OK LED is off Indicates AC power failure or no AC
power is present