3. There is a black binding button (ID SET) on the side of receiver. Press the
button for more than 1 second and release, the RED led will flash quickly,
meaning binding process is ongoing.
4. When the RED led stops flashing and is always on, binding is complete and
there will be a signal tower shown on top of the screen of the transmitter.
Note: Once upgraded with the latest firmware, the channel quantity of the
transmitter (AT9/AT9S/AT10/AT10II) needs to be changed from 10 to 12 to
work with R12DS, the 12-channel receiver.
How to modify the channel setting on your radio:
Press Mode button to enter BASIC MENU => Rotate the dial to select SYSTEM
and Enter => Change CH-SELECT from 10CH to 12CH.
Installment of receiver antenna:
1. The antenna must be kept as straight as possible. Otherwise, it will reduce the
effective range.
2. Make the two antennas keep 90 degree.