Hitec Focus 4 transmitters
transmitter, nor will it void your warranty. However, do not attempt this procedure
unless you are comfortable with soldering electronic equipment!
2. Remove 4 screws and open the back cover of the transmitter.
3. Solder a small jumper wire across the diode, as indicated. (The diode is located on the other side of the board,
where you can't see it.)
4. Reassemble the transmitter, being careful not to pinch any
wires. Replace the antenna.