Access Event message: Access Mode No Communications


Access Event messages say, "Access Mode No Communications." What does this mean?

Product Line

Andover Continuum


  • IOU module
  • Access Server


This message means that the controller/IOU module is losing communications with the Access Server (Workstation that is selected as either the Primary or Secondary Access Server).


 Troubleshoot your communications network.

Note: When you are in No Communications mode, your personnel records will be validated based on of how you configured the door to validate while in No Communications mode.