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6 Troubleshooting
WMS 40 SINGLE/DUAL
32
No sound.
Noise, crackling, unwanted
signals.
Distortion.
Momentary loss of sound
("dropouts") at some
locations within
performance area.
1. AC adapter is not con-
nected to receiver and/or
power outlet.
2. Receiver is OFF.
3. Receiver is not connected
to mixer or amplifier.
4. VOLUME control on recei-
ver is at zero.
5. Microphone or instrument is
not connected to bodypack
transmitter.
6. Transmitter and receiver co-
lor codes are not identical.
7. Transmitter on/off switch is
at "OFF" or "MUTE".
8. Transmitter batteries are not
inserted properly.
9. Transmitter batteries dead.
10.Transmitter is too far away
from receiver.
11.Obstructions between
transmitter and receiver.
12.Receiver is invisible from
transmitter location.
13.Receiver is too close to me-
tal objects.
1. Antenna location.
2. Interference from other wi-
reless systems, TV, radio,
CB radios, or defective
electrical appliances or in-
stallations.
1. (Bodypack transmitter only:)
GAIN control is set too high
or too low.
2. Interference from other wi-
reless systems, TV, radio,
CB radios, or defective
electrical appliances or in-
stallations.
•
Antenna location.
1. Connect AC adapter to re-
ceiver and/or power outlet.
2. Push ON/OFF switch to
switch receiver ON.
3. Connect receiver output to
mixer or amplifier input.
4. Turn up VOLUME control.
5. Connect microphone or in-
strument to audio input on
bodypack.
6. Use receiver and transmitter
with identical color codes.
7. Set transmitter on/off switch
to "ON".
8. Insert batteries conforming
to "+" and "-" marks.
9. Replace batteries.
10.Move closer to receiver.
11.Remove obstructions.
12.Avoid spots where you can-
not see receiver.
13.Move receiver away from or
remove interfering objects.
1. Relocate receiver.
2. Switch off interference sour-
ces or defective appliances
or use a WMS 40
SINGLE/DUAL tuned to a
different frequency; have
electrical installation che-
cked.
1. Turn GAIN control down or
up just enough to stop the
distortion.
2. Switch off interference sour-
ces or defective appliances
or use a WMS 40
SINGLE/DUAL tuned to a
different frequency; have
electrical installation che-
cked.
•
Relocate r
eceiver
. If dead
spots persist, mark and
avoid them.
Problem Possible Cause Remedy