X20/X20S and Ethos v1.0.11 User Manual
8. Tap on OK. Ensure that the Green LED on the redundant receiver is ON. The
redundant receiver is now bound.
9. The redundant receiver will now be listed.
Note: Although it is possible to bind both the main and redundant receivers to
the same UID by powering them up individually, you will not have access to the
Rx Options while both are powered up.
Set – Receiver Options
Tap the Set button next to Receiver 1, 2 or 3, and to bring up Receiver Options: