NEXUS ALERT NO COMMS IO MODULE
Issue:
Alert Message NO COMMS IO MODULE on display
Applies to:
Nexus units , especially after additional pumps modules , formula select or PCB’S added
![](https://www.brightwell.co.uk/wp-content/uploads/2023/09/image-10.png)
With this error it will not proceed with dosing
Resolution:
After adding additional pump modules or replacing formula select or any internal PCB , a reconfiguration must be performed. After this process, a hard power reboot should be done. This will reset the Nexus unit.
![](https://www.brightwell.co.uk/wp-content/uploads/2023/09/image-11.png)
![](https://www.brightwell.co.uk/wp-content/uploads/2023/09/image-9.png)
after configuration is finished then do hard power rest
This will reset NEXUS