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99-00855-20 C0 Troubleshooting Your SMART Audio System 15
Troubleshooting Your SMART Audio System
Issue Solution
The microphones do not work
and the green power light is
not lit.
• Set the power switch on the receiver to ON.
• Connect the receiver to a power outlet.
• Rechargeable batteries eventually stop recharging. Replace the
rechargeable batteries with a new set of rechargeable batteries.
• Replace used alkaline batteries with a new set of alkaline batteries.
The microphones do not
work.
• Turn up the volume dial on the receiver for the correct channel.
• If you’re using the teacher microphone and the handheld student
microphone at the same time, set the teacher microphone to
Channel A and the handheld student microphone to Channel B.
• Ensure that there’s a clear line of sight between the infrared
transmitter on the microphones and the infrared sensor.
• Set the receiver and microphone’s power switches to ON and
ensure that the power lights are glowing green.
• Recharge or replace the batteries.
Audio performance is
intermittent.
• Ensure that objects don’t block the line of sight between the
infrared transmitter on the microphones and the infrared sensors.
• If you’re using the handheld student microphone, set the
High/Low switch to High.
The microphones have a
limited operational range.
• If you’re using the handheld student microphone, set the
High/Low switch to High.
• Install additional infrared sensors (SMART Part No. 03-00120-20).