R200 OWNERS MANUAL
page 9
Problem
Possible Causes
Solutions
No audio
Transmitter audio switch is off.
Turn on transmitter audio switch.
Disconnected or damaged receiver audio
Connect, repair, or replace cable.
cable
Transmitter power switch is off.
Turn transmitter power switch on, with level
down on mixer/preamp/amplifier.
Receiver is off.
Turn on receiver.
No (or dead) battery in transmitter.
Insert a freah alkaline battery into
transmitter battery compartment (Duracell
MN 1604 recommended).
Faulty battery contacts in transmitter.
Clean contacts.
Gain down on mixer/preamp/amplifier.
Increase mixer/preamp/amplifier gain.
Low gain/
Gain not sufficiently on mixer/preamp/
Increase mixer/preamp/amplifier gain.
volume
amplifier input.
Receiver audio too low.
Increase receiver audio.
Transmitter audio level too low.
Turn up transmitter audio level.
Distortion
Transmitter audio level too ligh, overloading
Turn down transmitter audio level.
transmitter circuit.
Receiver audio set too high, overloading the
Turn down receiver audio level.
mixer/preamp/amplifier input.
Battery level low in transmitters.
Insert fresh battery.
Signal
Another wireless microphone in the immediate If interference is weak, keep transmitter on
interference
vicinity operating on the same frequency, or
to override interference whenever receiver
on a frequency that mixes with another
is on (or "fade audio on mixer/preamp/
transmitter (such as a TV broadcast
amplifier). If interference is strong, turn off
transmitter) onto the wireless frequency.
all other wireless in area to find the one
causing the problem.
Placement too close to a digital signal
Move receiver to another location.
processor or similar device.
Strong electromagnetic field from stage
Repair or remove source of interference.
lighting or other source near the transmitter or
receiver, producing "rf noise" on or near the
operating frequency of the wireless system.
Short-range or
Faulty receiving antenna system.
Reposition antennas or receiver.
frequent
drop-outs
Faulty transmitter antenna.
Return to factory or authorized service
station.
Many rf-reflective metal obstacles between
Move the obstacles or reposition the
the transmitter and receiver.
receiver.
IN CASE OF DIFFICULTY
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