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TROUBLESHOOTING
Check the following points before contacting a repair company.
Symptom
No sound when
powered ON
Sound Distortion
No sound
comes from the
Microphone
No sound comes
after inserting
USB/MICRO
SD card
Speaker makes
loud noises
8
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May caused by
1. No input sound source
2. Volume knob is in the lowest
position
3. Voice switch OFF
4. USB/MICRO SD card not plugged
1. Volume is too loud
2. Audio le error
1. Microphone socket may not be
plugged properly.
2. Microphone switch may not be on
3. Microphone volume is on lowest
mode.
1. Incorrect le format
2. USB/MICRO SD card may not
be plugged in properly.
1. Mic switched ON but too close to
the speaker
2. Microphone switched ON but is
not being used.
3. Microphone volume is too loud
4. Mobile phone is too close to the
speaker
5. Other wireless equipments may is
placed very close to the speaker.
Solution
1. Input AUX signal
2. Adjust volume
3. Turn on voice switch
4. Plug USB/MICRO SD card,
pIay MP3
1. Turn the volume down
2. Check and change the
audio le
1. Ensure the microphone is
correctly plugged into the
socket.
2. Turn on the microphone
3. Adjust the microphone
volume as per users wish
1. File format should be MP3
2. Plug USB/MICRO SD card
correctly
1. Keep the mic 2 meters
away from the speaker
2. Turn o mic if not in use.
3. Adjust microphone volume
to lower mode
4. Keep mobile away from the
speaker whilst attending a
call.
5. Keep speaker away from
other wireless equipment
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