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Table 12: Troubleshooting (Continued)
Symptom
Fan LED is RED
Status LED is Off or
AMBER
Link LED is Off
Management LED is
OFF
7210 SAS-X Installation Guide
Possible Cause
Fan failure.
Boot-up diagnostic program has
detected a problem.
Network cable or Ethernet device
attached to this port may be
defective.
Action
• One or more fans in the fan tray have failed.
Replace the fan tray.
• Power cycle the switch to try and clear the
condition.
• If the condition does not clear, contact your
local dealer for assistance.
• Verify that the switch and attached device are
powered on.
• Be sure the cable is plugged into both the
switch and corresponding device.
• Verify that the proper cable type is used and
its length does not exceed specified limits.
• Check the adapter on the attached device and
cable connections for possible defects.
Replace the defective adapter or cable if
necessary.
Troubleshooting
Page 61
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Table of Contents
Troubleshooting
