Operation Manual

XD-SERIES (En)
57
Knowledge section
In 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.
Unplug the power cord from the power outlet
then, while holding the ENTER key depressed,
plug the power cord again.
÷ Please note that resetting the microcomputer clears
the contents stored in and returns and to condition
when it left the factory.
Operation to reset
The microcomputer may fall into malfunction (impos-
sibility to operate, erroneous display, etc.) when the
power cord is unplugged while power 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.
Sound is not produced.
“STANDBY” and “TIMER”
indicators blink alternately
and no sound is output.
Sound is not produced from
the left or right speakers.
The clock display blinks.
Timer operation is not pos-
sible.
Radio stations cannot be re-
ceived.
Noise interferes.
÷ The speaker cords are disconnected.
÷ The MUTE switch of remote control
unit is switched ON.
÷ The headphone plug is inserted into
the jack.
÷ The speaker cords are short-circuited.
÷ The speaker cords are disconnected.
÷ The left and right volumes are not
balanced.
÷ There was a power failure.
÷ The power cord was unplugged from
the outlet.
÷ The present time has not been ad-
justed or there was a power failure.
÷ The timer program or the timer ON/
OFF time has not been set properly.
÷ The antennas have not been con-
nected.
÷ 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.
÷ Connect properly referring to “Sys-
tem connection”.
÷ Switch MUTE OFF.
÷ Unplug the headphone plug.
÷ Turn the power OFF, remove the short-
circuit and turn the power ON again.
÷ Connect properly referring to “Sys-
tem connection”.
÷ Adjust the left and right volume bal-
ance.
÷ Adjust the present time again.
÷ Adjust the present time again.
÷ Adjust the present time referring to
“Clock adjustment”.
÷ Check the timer program and set its ON/
OFF time properly. Note that “Everyday”
and “One Time” cannot be set simulta-
neously for a single timer program.
÷ 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 appli-
ance OFF.
÷ Install the TV or the system at an
increased distance between them.
ENTER
Remedy
Receiver, speakers
CauseSymptom
9
(
*
9
y
p
•
p
p
E
8
§
§
9
(Main unit only)