FUTABA 12K Instruction Manual page 66

Push Dial to move to the activation setting options.
Model (MDL) is the default setting. Push the Return
(RTN) button to bring forth the options, then scroll
to the ALWAYS setting using the Push Dial pad.
the selection.
Using the Model Select Function:
*Please note: Even if the Model Select function is active, the
Power Mode screen will appear when the transmitter is turned
ON while simultaneously pushing the Return (RTN) button.
<Functions of System Menu>
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