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FN-2024-501 - 5720 series switches are not compatible with XN-ACPWR-2000W-FB Revision AA or AB PSU

FN-2024-501 - 5720 series switches are not compatible with XN-ACPWR-2000W-FB Revision AA or AB PSU

SamPirok
Community Manager Community Manager
Community Manager

Summary

5720 series switches are not compatible with XN-ACPWR-2000W-FB Revision AA or AB power supplies and may cause operational issues.

 

Background

VSP 4900, 5520 and 5720 series switches support the XN-ACPWR-2000W-FB power supply. 
XN-ACPWR-2000W-FB revision AA and AB power supplies are compatible in VSP 4900 and 5520 series switches.

XN-ACPWR-2000W-FB revision AA and AB power supplies are not compatible with 5720 series switches. Use revision AC or later power supplies in 5720 series switches.

 

Impact

5720 users may see I2C bus access issues and switch performance impact, particularly in systems with redundant PSUs if using XN-ACPWR-2000W-FB revision AA and AB in 5720 series switches.

 

Products Affected

  • 5720 series switches
  • XN-ACPWR-2000W-FB (Rev AA/AB) power supplies

 

Symptoms

Symptoms may include logs indicating power supply failures, temperature read failureand fans running at high speed while at normal temperature. Fan power supply and temperature information will not be displayed in the CLI output.

 

Solution

XN-ACPWR-2000W-FB revision AC or later should be used in 5720 series switches.
Contact Extreme Networks for guidance if using XN-ACPWR-2000W-FB Rev AA/AB in 5720 series switches.

Follow the steps outlined in the full Field Notice article (link below) to confirm which power supply revision is being used in the 5720 switch.

 

Please see the full Field Notice article here for more details and future updates. 

1 REPLY 1

WillyHe
Contributor

Hello,

Question, how can I see same/similar information when the switch is running on VOSS?

GTM-P2G8KFN