Troubleshooting - Harman AKG WMS420 Modo De Empleo

Troubleshooting

6 Troubleshooting
Problem
No sound
Noise, crackling, unwanted signals
Distortion
32
Possible cause
AC adapter is not connected to receiver
and/or power outlet.
Receiver is OFF.
Receiver is not connected to mixer or
amplifier.
VOLUME control on receiver is at zero.
Microphone or instrument is not connected to
pocket transmitter.
Transmitter has a different frequency range or
is tuned to a different frequency from the
receiver.
Transmitter on/off switch is at "OFF" or
"MUTE".
Transmitter batteries are not inserted
properly.
Transmitter batteries are flat.
Transmitter is too far away from receiver or
squelch level set too high.
Obstructions between transmitter and
receiver.
No line of sight between transmitter and
receiver.
Receiver is too close to metal objects.
Antenna position.
Interference from other wireless systems, TV,
radio, walkie-talkies, or defective electrical
appliances or installations.
GAIN control is set too high or too low.
Interference from other wireless systems, TV,
radio, walkie-talkies, or defective electrical
appliances or installations.
Antenna position.
Remedy
Connect AC adapter to receiver and/or power
outlet.
Push ON/OFF switch to switch receiver ON.
Connect receiver output to mixer or amplifier
input.
Turn up VOLUME control.
Connect microphone or instrument to audio
input on the pocket transmitter.
Use a transmitter with the same frequency
range as the receiver or tune both to the
same frequency.
Set transmitter on/off switch to "ON".
Insert batteries conforming to "+" and "-"
marks.
Replace transmitter batteries.
Move closer to receiver or reduce squelch
level.
Remove obstructions.
Avoid spots where you cannot see receiver.
Remove interfering objects or move receiver
away from them.
Move receiver to a different location.
Switch off interference sources or defective
appliances or use a WMS420 tuned to a
different frequency; have electrical installation
checked.
Turn GAIN control up or down until distortion
goes away.
Switch off interference sources or defective
appliances or use a WMS420 tuned to a
different frequency; have electrical installation
checked.
Move receiver to a different location. If dead
spots persist, mark and avoid them.
WMS420