You can unpair a Trex unit from the AMS Device Manager software or from the Trex unit. To assure device data is not lost, you should unpair from the AMS Device Manager UI.
Unpair from an AMS Device Manager stationFrom AMS Device Manager, connect the microUSB to the Trex unit, and then connect the USB to an AMS Device Manager system where it is currently paired. Right-click the unit and choose Unpair Trex Unit.
Pairing an AMS Trex unit to another AMS Device Manager station will also unpair it from the current station.
Unpair from an AMS Trex unitIf you are unable to unpair from the AMS Device Manager station, you can also unpair from the Trex unit itself: