Here are some suggestions for when things go wrong.
- Turn it off and on again.
- Check the batteries in system, adaptors and hearing device.
- Check the receiver is connected to the transmitter?
- Is there another transmitter nearby which could cause interference?
- Is there anything blocking the way between the transmitter and the receiver?
- Are the receiver and the transmitter within the transmission range?
- Change the shoe/connecter.
- Check transmitter is not on mute.
- Check the cable and connections. Are they in good order? Are they the right ones for your device?
- See the manufacturer's user guide.