cancel
Showing results for 
Search instead for 
Did you mean: 
cancel

User receives the "%SYS-1-MOD_DCPWRMISMATCH:Module [num] DC power failure detected during polling" error messages in switches that run the CatOS version of code

396
Views
0
Helpful
0
Comments

Core issue

This message indicates that during normal polling, the Supervisor Engine has detected a problem in the power management circuitry on one of the modules. The module is not be polled again after the failure is detected.

These are the issues that cause the error message:

  • The line card is not properly seated in the chassis.
  • The chassis slot is faulty.

Resolution

To resolve the issue perform any of these steps:

  • Reseat the line card.     
  • Check for bent pins. Test the line card in a different slot.   

If you are unable to resolve the issue, the line card may be faulty. Open a case with Cisco Technical Support.