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Chassis power supply is degraded: PSU Fan Speed is Critical Low

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fas-systems
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hw
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Applies to

  • Power supply unit (PSU)
  • FAS systems
  • AFF systems

Issue

  • EMS reports "Chassis power supply is degraded: PSU Fan Speed is Critical Low".

[Node1:monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 1 is degraded: PSU1 has failed
[Node1:monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 1 is degraded: PSU1 DC has failed
[Node1:callhome.chassis.ps.degraded:error]: Call home for CHASSIS POWER SUPPLY DEGRADED: PS 1
[Node1:monitor.chassisPowerSupply.degraded:notice]: Chassis power supply 1 is degraded: PSU1 Fan1 Speed is Critical Low (2600 RPM)

  • environment status shows the critlow on the effected PSU.

PSU1 Fault                               FAULT
PSU1 DC OK                               FAULT
PSU1 ON                                     ON
PSU1 Input OK                               OK
PSU1 Fan2 Fault                             OK
PSU1 Fan2 Speed          normal          7500 RPM    4500 RPM    4600 RPM      --          --
PSU1 Fan1 Fault                             OK
PSU1 Fan1 Speed          critlow         2800 RPM    4500 RPM    4600 RPM      --          --
PSU1 Curr                normal          3790 mA       --          --          --          --
PSU1 Temp                normal            25 C         0 C         5 C        50 C        60 C

 

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