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no FM reception (Channel A, Channel
B indicator does not have green light)
• Verify the transmitter is turned on
• Verify the frequency number on the trans-
mitter matches the frequency number
on receiver
• Verify transmitter batteries are charged
• Verify speaker antenna is connected properly
weak sound from speaker
• Increase volume on the speaker
• Turn up transmitter volume
• Make sure AT0655 boom microphone (or
other mic) is being worn correctly
speaker is receiving a signal but no
sound is coming out
• Verify microphone is connected properly to
transmitter and is working correctly
feedback from speaker
• Turn down the volume on the transmitter
• Turn down the volume on the speaker
• Make sure the person wearing the transmit-
ter is not too close to the speaker
• Move speaker so that it is facing away from
presenter and toward listeners
• Make sure AT0655 boom microphone (or
other mic) is being worn correctly
troubleshooting
4724 Radium 216 User Guide 2/28/05 10:15 AM Page 58