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Airflow mismatch in the logs

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TitleAirflow mismatch in the logs
Symptoms
Switch indicates airflow mismatch in the logs

"
01/15/2015 18:54:29.84 <Warn:DM.Warning> Slot-2: Slot-2, Code 5: Air flow mismatch detected in slot 2. Ensure all fantray and psu models are of similar air flow."
Environment
  • Summit X460-G2
  • Summit X670-G2
  • Summit X670
Cause
Airflow is mismatched between the fan module and PSUs.
Resolution
Replace the incorrect fan or PSU with one with the correct airflow direction. The switch should stop indicating the error without the need for a reboot.
Additional notes
The fan and both PSUs must have the same airflow direction for proper cooling. The fan and PSUs are hot swappable.

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