Cause : Panel loss comes when control panel or PC tool selected as active control location for drive has ceased communicating.

This is a Programmable warning check parameter: 49.05 - Communication loss action.

The A7EE warning in your ABB ACS560 drive indicates a loss of communication with the control panel. This means the drive's main unit is unable to communicate with the control panel you use to operate and monitor the drive.

1. Check PC tool or control panel connection.
2. Check control panel connector.
3. Check mounting platform if being used.
4. Disconnect and reconnect the control panel.