Summit v15.3 with Fan Tray "out of operating range" error messages


Userlevel 3
Article ID: 16143

Products
Summit; EXOS version 12.6, 12.7, 15.1, 15.2, and 15.3 lines

Symptoms
Fan tray failure error messages.
Fan failure alarms while the LED flashes amber for the specific fans; for example:
<
code:
Warn:DM.Warning
>
code:
Switch, Error 4: Fantray 3 fan #6 failed. Rpm 18204 is out of operating range (from 4928 to 16800 rpm).

<
code:
Warn:DM.Warning
>
code:
Switch, Error 4: Fantray 2 fan #4 failed. Rpm 16948 is out of operating range (from 4928 to 16800 rpm).

Issuing the '
code:
show temperature
' command displays that the affected fans are "
code:
out of range
".

Solution
Upgrade to the latest available release or patch, based on the EXOS version currently in use.

For the EXOS 15.1 line, upgrade to 15.1.3-patch1-9 or higher.
ExtremeXOS 15.1.3-patch1-9 release notes state, in the '
code:
Resolved Issues
' section:
code:
Summit Family Switches

code:
PD4-3300688261
code:
Fan tray failure error messages occurs in Summit family switches.


For the EXOS 15.2 line, upgrade to 15.2.2-patch1-2 or higher.
ExtremeXOS 15.2.2-patch1-2 release notes state, in the '
code:
Resolved Issues
' section:
code:
Summit Series Switches

code:
PD4-3300688322
code:
Fan tray failure error messages appears on Summit family switches.


For any EXOS version, upgrade to 15.3(.1) or higher.
ExtremeXOS 15.3(.1) release notes state, in the '
code:
Resolved Issues
' section:
code:
Summit Series Switches

code:
PD4-3206781851
code:
Fan tray failure error messages occur on Summit family switches.

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