1. Connect a jack-jack cable between the two transmitters (DS-12 <=> DS-12). Teacher controls the airplane and the student transmits his sticks positions over the cable.
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  2. In the Student's transmitter, locate System - Configuration menu and set "PPM Jack Function" to PPM8 Positive. In Advanced Properties - Wireless modes/Trainer, you can switch the transmitter to the Student mode (this step is not necessary if you have a special model memory configured just for this purpose).
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  3. In the Teacher's transmitter, locate System - Configuration menu and verify that "PPM Jack Function" is set to PPM Input. In Advanced Properties - Wireless modes/Trainer set the Mode to Teacher (PPM input). In the overview at the bottom of the screen you should see the channel data coming from the student over PPM wire.
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  4. Assign the trainer switch and go flying.