R-SG7/DP-SG7/X-SG7 (EN)
52
Preparation section
Basic section
Application section
Knowledge section
In case of difficulty
In case of difficulty
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 follow-
ing procedure to reset the microcomputer and return
it to normal condition.
R-SG7
Pull the power plug from the receptacle, and then
plug it in again while keeping the “on/standby”
key pressed.
DP-SG7
Pull the power plug from the receptacle, and then
plug it in again.
X-SG7
Pull the power plug from the receptacle, and then
plug it in again while keeping the “stop (
7
)” key
pressed.
÷
Please note that resetting the microcomputer clears
the contents stored in it returns it to condition when it
left the factory.
Remedy
Cause
Symptom
Receiver unit, speakers
÷
Connect properly referring to
“
System connection
”.
÷
Adjust to an required volume.
÷
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
“
System connection
”.
÷
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.
÷
Press the
“Tuning
(
%
)
”
key to set
up the execution.
÷
Connect antennas.
÷
Select a band.
÷
Tune to the frequency of the de-
sired station.
÷
Install the outdoor antenna in an
apart position from the road.
÷
Switch the suspected electric ap-
pliance OFF.
÷
Install the TV or the system at an
increased distance between them.
Sound is not produced.
All digits of the display section
show flashing indication of “--”
and no sound is put out.
Sound is not produced from the
left or right speakers.
The clock display blinks without
changing the figures.
Timer operation is not possible.
Radio stations cannot be
received.
Noise interferes.
÷
The speaker cords are discon-
nected.
÷
The volume control is set to the
minimum position.
÷
The
MUTE
switch of remote con-
trol unit is switched ON.
÷
The headphone plug is inserted
into the jack.
÷
The speaker cords are short-cir-
cuited.
÷
The speaker cords are discon-
nected.
÷
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 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 sys-
tem.
@
*
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@
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9
§
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9
What appears to be a malfunction may not always be serious. If your unit should not perform as expected, consult
the table below to see if the problem can be corrected before seeking help from your dealer or service representative.
