AK28 HD/HD+ User Manual V1.1
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Linking/Binding Steps
1.
Please keep your AK28 HD/HD+ transmitter one meter away from the receiver
and power on both of them;
2.
In your smartphone screen menu, open “SIYI TX” and tap on “System Settings”;
3.
Turn to the receiver, stick a pin or needle to the linking button inside the linking
hole, press and hold the button for 3 seconds till the status indicator blinks red
which means the receiver is ready for linking;
4.
Tap on “Link - Start” and wait for a second, if the transmitter indicator and the