5.1 Surfaces
5.2 Handheld Transmitter
Internal Windscreen
• Use a soft cloth moistened with water to clean the receiver and transmitter surfaces.
1. Unscrew the wire-mesh cap of the handheld transmitter CCW and remove the wire-mesh cap from the transmitter.
2. Remove the windscreen (foam sheet) from the wire-mesh cap.
3. Wash the windscreen in mild soap suds.
4. As soon as the windscreen has dried, replace it in the wire-mesh cap and screw the wire-mesh cap onto the trans-
mitter CW.
5 Cleaning
WMS 40 SINGLE/DUAL
21
6 Troubleshooting
Problem
Possible Cause
Remedy
No sound.
1. AC adapter is not connected to receiver and/or
power outlet.
2. Receiver is OFF.
3. Receiver is not connected to mixer or amplifier.
4. VOLUME control on receiver is at zero.
5. Microphone or instrument is not connected to
bodypack transmitter.
6. Transmitter and receiver color 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 sits too close to metal objects.
1. Connect AC adapter to receiver 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 instrument 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 cannot see receiver.
13.Move receiver away from or remove interfering
objects.
Noise, crackling, unwanted signals.
1. Antenna location.
2. Interference from other wireless systems, TV,
radio, CB radios, or defective electrical appli-
ances or installation.
1. Relocate receiver.
2. Switch off interference sources or defective ap-
pliances or use a WMS 40 SINGLE/DUAL tuned
to a different frequency; have electrical installa-
tion checked.
Distortion.
1. (Bodypack transmitter only:) GAIN control is set
too high or too low.
2. Interference from other wireless systems, TV,
radio, CB radios, or defective electrical appli-
ances or installation.
1. Turn GAIN control down or up just enough to
stop the distortion.
2. Switch off interference sources or defective ap-
pliances or use a WMS 40 SINGLE/DUAL tuned
to a different frequency; have electrical installa-
tion checked.
Momentary loss of sound ("dropouts") at some
spots within performance area.
• Antenna location.
• Relocate receiver. If dead spots persist, mark
and avoid them.
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