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1070VR/10B0VR [En/K)
Resetting the Microcomputer
lf the microcornputer may malfunction (unit cannot be operated, or
shows an erroneous display) if the power cord is unplugged while the
power is ON, or due to some other external factor. If this happens,
execute the following procedure to reset the microcomputer and
return the unit to its normal operating condition.
Amplifier
No sound from the speakers.
The standby indicator blinks and sound is
not output.
Unplug the power cord from the wall outlet, then plug
it back in-while holding down the POWER key.
the factory.
* Please note that resetting the microcomputer will clear the contents
of the memory and returns the unit to the state it was in when it left
« The speaker cords are disconnected.
'
VOLUME is set to the minimum position
MUTE is ON.
The SPEAKERS switches are set to OFF.
ee
SSS
ES
+ Adjust the volume to a proper level
Cofinect them properly referring to "Connect-
ing the speakers"
2)
Turn OFF the MUTE
~Og)
Set the SPEAKERS switchies) to ON. =Cig)
. Speaker cords are short-circuited.
Turn the power off, eliminate the short-
circuiting, then turn on the power again.
a
Sound is not output from one of the speak-
era.
The speaker cord is disconnected.
.
The speaker balance
is set to an extreme
position.
Connect it properly referring to "Connecting
the speakers".
Adjust the speaker levels using the test tone.
GB)
Sound is not output from the rear (sur-
raund) speakers and/or the center speaker,
or their sound is very small.
¢ The rear speaker cords and/or the center
speaker cord is disconnected.
A surround mode has not been engaged.
The rear and/or center volume controls are set
to the minimum level.
ee
Connect it properly referring to "Connecting
the speakers".
Select a surround mode.
Adjust the speaker levels using the test tone.
A humming noise is generated when the
PHONO input selector is selected.
Radio Stations cannot be received.
* The audio cord from the turntable is not con-
nected to the PHONO jacks.
The turntable is not grounded.
No antenna is connected.
The broadcast band is not set properly.
The frequency of the desired station is not
tuned.
Interference.
Noise due to ignition noise from an automo-
bile.
Noise due to interference from an electric
appliance.
Noise due to a nearby TV set.
Insert the audio cord plugs securely into the
PHONO jacks.
Connect the grounding
wire to the GND termi-
nal on the rear panel.
* Connect an antenna.
Set the broadcast band properly.
Tune the frequency of the desired station.
Install the outdoor antenna away from the
road.
Turn off the power to the appliance.
Install the receiver farther away from the TV.
A station which was preset cannot be re-
ceived by pressing the correspanding nu-
meric key.
The preset station belongs to a frequency that
cannot be received.
The preset memory was cleared becouse the
power cord had been unplugged for a long
period of time.
Preset a station with a receivable frequency.
Preset the station again
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