13
ISSUE
• Check that the U3 Receiver's blue RF LED is lit.
• Check that the microphone is turned on and receiving signal from the U3 Transmitter
• Check that the power switch is turned on for both the Transmitter and the Receiver.
• Ensure that the U3 Transmitter and Receiver are on the same channel.
• Adjust the gain mode to “Line” or “Mic”
• Adjust the output signal from the transmitting device.
• See, “Tips and Methods to Improve Wireless System Performance”
• The Channel switch locks after 30 seconds. Double-click the channel button to unlock and reset.
SOLUTION
No Sound
Distortion or Faint Sound
Signal instability: RF LED
flickering, or off completely
Unable to switch the channel
TROUBLESHOOTING