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5. Troubleshooting
Problem
Nothing to show in the mi-
crophone screen
Receiver haven't response
when electrify
Receiver can't receiver the
signal
Receiver have reception
but no sound
There is cacophony in the
sound box
The sound is intermittence
The operational distance is
too short
Owner's manual
Reason
Make a wrong installation
about batteries polarity
Out of power
Battery plate dirty and rust
The socket do not electrify
Receiver adapter are da-
maged
Microphone haven't turn
on
The frequency not match
Over the operation distan-
ce
Unauthorized to IR syn-
chronization
The volume is to min
Audio cable connected
wrong or badness
Sound feedback
Over the operational di-
stance
Disorder environment
Solution
Chceck the polatiry and in-
stall it again
Replace the batteries
Clean or change the bat-
teries
Check the socket
Check or replace the same
specification of power ada-
pter
Turn on the related micro-
phone
Adjust the frequency ac-
cording to the operation
manual
Back to correct operation
distance
Operate the IR synchroni-
zation and get the autho-
rization
Adjust the volume of the
receiver and amplifier
Check it and connect the
audio cable correctly
Reduce volume, micropho-
ne never face to the sound
box, and keep some di-
stance from microphone to
sound box
Back to the correct opera-
tion distance
Avoid the complicated
condition, such as big me-
tal objects, walls, scaffol-
ding etc.
EN
17
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