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5. Troubleshooting Guide
Problem Possible Causes Solutions
No audio & no lights on
receiver
No audio & no Tx ON
light on receiver
No audio
Low audio signal
Distorted audio signal
Interference
Short range or drop-outs
Receiver is off
Transmitter is off
No (or dead) battery in
transmitter
Faulty battery contacts
in transmitter
Transmitter audio switch
is off (signal is muted)
Receiver audio cable is dam
-
aged or disconnected
Gain not sufficient on
mixer/preamp/amp input.
Gain set too low (or muted) on
mixer/preamp/amplifier
Receiver audio too low
(1/4”/6.4mm output)
Transmitter audio level too low
Transmitter audiolevel too high
(overloadingtransmittercircuit)
Receiveraudiosettoohigh(1/4”
6.4mm output)
Battery level low in transmitter
Another wireless product in the
immediatearea,operatingonthe
same frequency, or on a fre
-
quency that mixes with another
RF signal (such as a TV broad
-
cast transmitter).
Receiver placed too close to a
digital signal processor or simi
-
lar device.
Strong electromagnetic field
from stage lighting or other
sourcenearthetransmitterorre
-
ceiver, whichmay be producing
RF noise on or near the operat
-
ing frequency.
RF reflective metal obstacles
between transmitter & receiver.
Poorly oriented beltpack an
-
tenna
Faultyreceivingantennasystem
Make sure that power supply is prop
-
erlyconnectedand providingpowerto
the receiver
Turn on transmitter power switch
Insert fresh battery in transmitter
Clean contacts
Turn on transmitter audio switch
Connect, repair, or replace cable
Increase mixer/preamp/amplifier gain
setting
Increase gain setting on
mixer/preamp/amplifier
Increasereceiveraudiovolumesetting
Increasetransmitteraudiogainsetting
Decrease transmitter audio gain set-
ting
Decrease receiver audio level setting
Insert fresh battery in transmitter
Change operating frequency. If inter-
ference isweak, keeptransmitter onat
all times (to override interfering sig
-
nal) whenever receiver is on.
Move receiver to a different location
Changeoperatingfrequency.Repairor
remove source of interference. Move
receiver to a different location.
Move the obstacles, or reposition the
receiver
Reorient bodypack so that antenna is
positioned vertical (up and down) and
facing receiver, if possible
Reposition antennas or receiver