In Case Of Difficulty - Kenwood R-K701 Instruction Manual

In case of difficulty

What seems to be a malfunction is not always so. Before calling for service, check the following table ac-
cording to the symptom of your trouble.
Resetting the microcomputer
The microcomputer may fall into malfunction (impossi-
bility to operate, erroneous display, etc.) when the AC
power cord is unplugged while unit is ON or due to an
external factor. In this case, execute the following pro-
cedure to reset the microcomputer and return it to nor-
mal condition.
÷ Please note that resetting the microcomputer clears
the contents stored in and it returns to condition
when it left the factory.
÷ CD tray will open if the microcomputer is reset with a
disc loaded. In this case, please press the CD open/
close key to close the tray after removing the disc.
Amplifier section/Speaker section
Symptom
Sound is not produced.
The STANDBY/TIMER indicator blinks in red
and no sound is output.
The STANDBY/TIMER indicator blinks in
green.
No sound from the headphones.
Sound is not produced from the left or right
speaker.
A humming noise is generated when the PHONO
input selector is selected.
The clock display blinks without changing the
figures.
Timer operation is not possible.
46
EN
Unplug the AC power cord from the AC wall outlet,
then while holding the
it in the AC wall outlet again.
After resetting the microcomputer, the display will show
as follows:
÷ Connect properly referring to "System connections".
÷ Adjust to a required volume.
÷ Switch MUTE OFF.
÷ Unplug the headphone plug.
÷ A speaker cord is short-circuited. Turn the power off and re-
connect the speaker cord.
÷ Adjust the present time again.
÷ Insert the headphones plug correctly.
÷ Adjust to a required volume.
÷ Switch MUTE OFF.
÷ Connect cables properly referring to "System connections".
÷ Adjust balance.
÷ Insert the audio cord plugs securely into the PHONO jacks. 8
÷ Connect the Earth cord to the GND terminal on the rear panel.
÷ Adjust the present time again.
÷ Adjust the present time referring to "Clock adjustment".
÷ Set the timer ON time and OFF time.
(POWER) key down, plug
Remedy
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