Toa IR-702T Manuel d'utilisateur télécharger pdf (Page 27)

17. TROUBLESHOOTING

Symptom

The unit fails to turn on

when the power switch is

pressed.

Cause and Points to Check

Power plug is unplugged from an

AC wall outlet.

Remedy

Plug the power plug into an AC wall

outlet.

No signal received

Infrared wireless microphone's

battery has become discharged.

Replace the battery with a new one.

If a rechargeable battery is used,

recharge it.

Sound is too faint to hear

Amplifier volume control is set to too

low a level.

Set the amplifier volume control to an

appropriate volume level.

Infrared wireless microphone's

power switch not set to ON.

Set the microphone power switch to

ON.

The channel set for the infrared

wireless microphone differs from the

receiving channel.

Make both the infrared microphone

and reception channels identical.

Infrared wireless tuner's volume

control is set to too low a level.

Rotate the tuner's volume control to

set it to an appropriate volume level.

No sound outputs Infrared wireless tuner not

connected to an amplifier properly.

Connect correctly.

(See p. 9 "Connection Example.")

CH-A/MIX output selector switch not

set correctly.

Set the switch correctly.

(See p. 9 "Connection Example.")

Noise or strange (i.e. muddy)

sound is heard

Infrared wireless receiver is installed

in close proximity to a device

generating radio noise or infrared

light.

Set the receiver properly, referring to

p. 11 "Installation precautions" for the

infrared wireless receiver.

Short transmission distance Infrared wireless receiver cables not

properly connected.

Connect the receiver cables properly.

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Toa IR-702T Manuel d'utilisateur Page 27

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