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Morpheus187's avatar
Morpheus187
Aspirant
Jul 06, 2018
Solved

M4300-24X24F Temperature

Hi There

 

We got 2 M4300-24X24F Core Switches in a stacking configuration and I'm observing a rather high temperature on those devices.

 

They operate in a climate controlled room, they haven't got an optimal airflow, but environment temperature is well within specifications

I would say max 25 degrees.

The fans however seem to run only on 16% duty level. Do I have to worry?

 

Firmware: 12.0.2.20

 

(M4300-24X24F) #show environment

Temp (C)....................................... 74
Temperature traps range: 0 to 90 degrees (Celsius)

Temperature Sensors:
Unit     Sensor  Description       Temp (C)    State           Max_Temp (C)
----     ------  ----------------  ----------  --------------  --------------
1        1       MAC               74          Normal          87
1        2       System            59          Normal          87
2        1       MAC               72          Normal          87
2        2       System            57          Normal          87

Fans:
Unit Fan Description    Type      Speed         Duty level    State
---- --- -------------- --------- ------------- ------------- --------------
1    1   Fan-1          Fixed     3240          16%           Operational
1    2   Fan-2          Fixed     2880          16%           Operational
1    3   Fan-3          Fixed     2160          16%           Operational
2    1   Fan-1          Fixed     3240          16%           Operational
2    2   Fan-2          Fixed     2880          16%           Operational
2    3   Fan-3          Fixed     2040          16%           Operational

Power Modules:
Unit     Power supply   Description        Type          State
----     ------------   ----------------   ----------    --------------
1        1              Internal AC-1      Fixed         Operational
1        2              Internal AC-2      Fixed         Operational
2        1              Internal AC-1      Fixed         Operational
2        2              Internal AC-2      Fixed         Operational

 

 

  • Hi Morpheus187

     

    No worries, you're well within the spec for longest MTBF here. Intelligent fans and sensor don't trigger more fan speed to keep the noise at low level, without impacting MTBF at all. Internal components were selected for their temperature range. 

     

    If temperature goes up (above 25 degrees C), then fans will be triggered, accordingly. 

     

    Regards,

2 Replies

  • LaurentMa's avatar
    LaurentMa
    NETGEAR Expert

    Hi Morpheus187

     

    No worries, you're well within the spec for longest MTBF here. Intelligent fans and sensor don't trigger more fan speed to keep the noise at low level, without impacting MTBF at all. Internal components were selected for their temperature range. 

     

    If temperature goes up (above 25 degrees C), then fans will be triggered, accordingly. 

     

    Regards,

    • Morpheus187's avatar
      Morpheus187
      Aspirant

      Thanks for clarification. Then I just don't worry anymore about it.

       

      I just nearly burned my fingers pulling out an SFP+ module but I guess thats normal then :)

       

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