Cisco MDS-9124 Troubleshooting Guide - Page 104
Troubleshooting Fan Issues, Fan Is Not Spinning, Fan Is Spinning; Fan LED is Red
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Troubleshooting Fan Issues Chapter 4 Troubleshooting Hardware Send documentation comments to [email protected] Power reserved for Supervisor(s)[-] Power reserved for Fan Module(s)[-] Power currently used by Modules[-] 440.16 W 126.00 W 430.08 W If you are unable to resolve the problem or if you determine that either a power supply or backplane connector is faulty, contact your customer support representative. Troubleshooting Fan Issues This section describes fan failure problems and includes the following topics: • Fan Is Not Spinning, page 4-8 • Fan Is Spinning; Fan LED is Red, page 4-8 Fan Is Not Spinning Symptom Fan is not spinning. Table 4-5 Fan Is Not Spinning Symptom Fan is not spinning. Possible Cause Solution Fan is not correctly seated in the chassis. Loosen the captive screws, remove the fan module and reinstall it to ensure that the fan module is seated properly. Tighten all captive screws, and then restart the system. Power supply is not operational. Troubleshoot the power supplies. See the "Troubleshooting Power Supply Issues" section on page 4-3. Fan Is Spinning; Fan LED is Red Symptom Fan is spinning, but fan LED is red. Table 4-6 Fan Is Spinning; Fan LED is Red Symptom Fan is spinning but fan LED is red. Possible Cause Solution Fan is not correctly seated in the chassis. Loosen the captive screws, remove the fan module and reinstall it to ensure that the fan module is seated properly. Tighten all captive screws, and then restart the system. Fan module has failed. Troubleshoot the Fan Module. See the "Troubleshooting a Fan Failure Using the CLI" section on page 4-10. Cisco MDS 9000 Family Troubleshooting Guide, Release 3.x 4-8 OL-9285-05
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