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In case of difficulty
Knowledge section
Preparation section
Application section
Basic section
Contents
In case of difficulty
Operation to reset
The microcomputer may fall into malfunction (impossibil-
ity to operate, erroneous display, etc.) when the power cord
is unplugged while unit is ON or due to an external factor.
In this case, execute the following procedure to reset the
microcomputer and return it to normal condition.
Unplug the power cord from the power outlet then,
while holding the menu/demo key depressed, plug the
power cord again.
÷ Please note that resetting the microcomputer clears the
contents stored in and it returns to condition when it left the
factory.
What seems to be a malfunction is not always so. Before calling for service, check the following table according
to the symptom of your trouble.
RemedySymptom
Amplifier section/Speakers
÷ Connect properly referring to “System connection”.
÷ Adjust to an required volume.
÷ Switch MUTE OFF.
÷ Unplug the headphone plug.
÷ A speaker cord is short-circuited. Turn power off and re-connect the
speaker cord.
÷ Adjust the present time again.
÷ Insert correctly.
÷ Adjust to an required volume.
÷ Connect properly referring to “System connection”.
÷ Adjust the optimum left and right balance.
÷ Adjust the present time again.
÷ Adjust the present time referring to “Clock adjustment”.
÷ Set the timer ON time and OFF time.
÷ Press the TIMER key to set up the execution.
Sound is not produced.
/timer indicator blinks in red and no sound is
put out.
The /timer indicator blinks in amber.
No sound from the headphones.
Sound is not produced from the left or right speak-
ers.
The clock display blinks without changing the fig-
ures.
Timer operation is not possible.
Remedy
Symptom
÷ Connect antennas.
÷ Select a band.
÷ Tune to the frequency of the desired station.
÷ Install the outdoor antenna in an apart position from the road.
÷ Switch the suspected electric appliance OFF.
÷ Install the TV or the system at an increased distance between
them.
÷ Preset stations with tunable frequencies.
÷ Preset stations again.
Radio stations cannot be received.
Noise interferes.
A station has been preset but it cannot be received
by pressing the 1,¡ key.
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Tuner section
menu
/demo
Remote control unit
Symptom Remedy
Remote control operation is not possible.
÷ Replace with new batteries.
÷ Operate the unit inside the remote controllable range.
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