Problem possible causes solutions – Electro-Voice R200 User Manual

Page 9

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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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