52In case of difficulty
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.
The microcomputer may fall into malfunction (impos- sibility 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.
÷Please note that resetting the microcomputer clears the contents stored in and it returns to condition when it left the factory.
Unplug the power cord from the power outlet then, while holding the “REPEAT” key depressed, plug the power cord again.
REPEAT
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| Symptom | Cause | Remedy |
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| Sound is not produced. | ÷ The volume control is set to the mini- | ÷ Adjust to an required volume. | 0 |
| mum position. | ÷ Unplug the headphone plug. | 0 |
| ÷ The headphone plug is inserted into the | ||
| jack. |
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| No sound from the head- | ÷ Imperfect insertion. | ÷ Insert correctly. | 0 |
| phones. | ÷ The volume control is set to the mini- | ÷ Adjust to an required volume. | 0 |
| mum position. |
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| Symptom | Cause | Remedy |
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| The clock display blinks with- | ÷ There was a power failure. | ÷ Adjust the present time again. | 9 |
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| out changing the figures. | ÷ The power cord was unplugged from the | ÷ Adjust the present time again. |
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| outlet. |
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| Timer operation is not pos- | ÷ The present time has not been adjusted | ÷ Adjust the present time referring to |
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| sible. | or there was a power failure. | “Setting the current time”. | 9 |
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| ÷ The timer ON time and OFF time have | ÷ Set the timer ON time and OFF time. | y |
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| not been set. | ÷ Press the TIMER key to set up the execu- |
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| ÷ The timer execution was not set up. | u | |
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| tion. | |
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| Radio stations cannot be re- | ÷ The antennas have not been connected. | ÷ Connect antennas. | 5 |
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| ceived. | ÷ A proper broadcasting band has not been | ÷ Select a band. | § |
section |
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| selected. |
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| ÷ The frequency of the station to be re- | ÷ Tune to the frequency of the desired |
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| ceived is not tuned. | station. |
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Knowledge |
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| Noise interferes. | ÷ Car ignition noise. | ÷ Install the outdoor antenna in an apart |
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| ÷ Influence of an electric appliance. | position from the road. |
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| ÷ Switch the suspected electric appliance |
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| ÷ A TV set is installed near the system. | OFF. |
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| ÷ Install the TV or the system at an in- |
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| creased distance between them. |
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| A station has been preset but | ÷ The frequency of the preset station is | ÷ Preset stations with tunable frequen- |
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| it cannot be received by press- | not tunable. | cies. | ¶ |
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| ing the P.CALL key. | ÷ The preset memory has been cleared | ÷ Preset stations again. | ¶ |
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| because the power cord has been un- |
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| plugged for a long period. |
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Symptom | Cause | Remedy |
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| Remote control operation is | ÷ Batteries are exhausted. | ÷ Replace with new batteries. | 8 |
| not possible. | ÷ The remote control is too far away from | ÷ Operate the unit inside the remote con- | 8 |
| the system, the controlling angle is devi- | trollable range. | |
| ated or there is an obstacle in between. |
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| ÷ The component to be played is not loaded | ÷ Load a CD, MD or cassette tape in the |
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| with a CD, MD or cassette tape. | component to be played. |
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