In Case Of Difficulty - Kenwood XD-751 Instruction Manual

In case of difficulty

60
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.
Operation to reset
The microcomputer may fall into malfunction (impossibility to
operate, erroneous display, etc.) when the power cord is un-
plugged while power is ON or due to an external factor. In this
case, execute the following procedure to reset the microcom-
puter and return it to normal condition.
÷ Please note that resetting the microcomputer clears the contents
stored in and returns and to condition when it left the factory.
Remote control unit
Symptom
Remote control operation is not possible.
Receiver, speakers
Symptom
Sound is not produced.
AUX (external input) sound is not pro-
duced.
Sub-woofer sound is not produced.
Sound is not output in the TUNER mode.
The character display blinks and sound is
not produced.
Sound is not produced from the left or
right speakers.
The clock display shows "- - : - -".
Timer operation is not possible.
Radio stations cannot be received.
Noise interferes.
Unplug the power cord from the power outlet then, while
holding the eject ENTER key depressed, plug the power cord
again.
Cause
÷ Batteries are exhausted.
÷ The remote control is too far away from the
system, the controlling angle is deviated or
there is an obstacle in between.
÷ There is no tape or CD set in the component
to be played.
÷ An attempt is made to play the cassette
deck which is recording something.
÷ The MULTI CONTROL setting mode is acti-
vated.
Cause
÷ The speaker cords are disconnected.
÷ The MUTE switch of remote control unit is
switched ON.
÷ The headphone plug is inserted into the
jack.
÷ The AUX INPUT LEVEL control on the rear
panel is set to MIN.
÷ The LEVEL control is set to OFF.
÷ Sound is not output when the radio wave is
weak (DEMO ON).
÷ The speaker cords are short-circuited.
÷ The speaker cords are disconnected.
÷ There was a power failure.
÷ The power cord was unplugged from the
outlet.
÷ The present time has not been adjusted or
there was a power failure.
÷ The timer ON time and OFF time have not
been set.
÷ The timer execution was not set up.
÷ The antennas have not been connected.
÷ A proper broadcasting band has not been
selected.
÷ The frequency of the station to be received
is not tuned.
÷ Car ignition noise.
÷ Influence of an electric appliance.
÷ A TV set is installed near the system.
ENTER
Remedy
÷ Replace with new batteries.
÷ Operate the unit inside the remote control-
lable range.
÷ Set a tape or CD in the component to be
played.
÷ Wait until the recording ends.
÷ Cancel the MULTI CONTROL setting mode.
Remedy
÷ Connect properly referring to "System con-
nection".
÷ Switch MUTE OFF.
÷ Unplug the headphone plug.
÷ Adjust to an optimum level.
÷ Adjust to an optimum level.
÷ Switch the demonstration off.
÷ Turn the power OFF, remove the short-
circuit and turn the power ON again.
÷ Connect properly referring to "System con-
nection".
÷ Adjust the present time again.
÷ Adjust the present time again.
÷ Adjust the present time referring to "Clock
adjustment".
÷ Set the timer ON time and OFF time.
÷ Execute the timer program.
÷ Connect antennas.
÷ Select a band.
÷ Tune to the frequency of the desired station.
÷ Install the outdoor antenna in an apart posi-
tion from the road.
÷ Switch the suspected electric appliance OFF.
÷ Install the TV or the system at an increased
distance between them.
XD-SERIES (En)
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