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TOSOVA [En/K
Resetting the Microcomputer
Unplug the power cord from the wall outlet, then plug
ye
tf the microcomputer may maifunction (unit cannot be operated, or
it back in while holding down the POWER
key.
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.
¢ 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 factory.
Amplifier
No sound from the speakers.
© The speaker cords are disconnected.
¢ Connect them properiy reterring to "Connect-
ing the speakers"
~ 43.
e VOLUME
is set to the minimum position.
e Adjust the volume to a proper level.
e MUTE is ON.
e Turn OFF the MUTE.
21.
¢ The SPEAKERS switches are set to OFF.
¢ Set the SPEAKERS switchies) to ON. = 20.
The standby indicator blinks and sound is | ¢ Speaker cords are short-circuited.
¢ Turn
the power
off, eliminate
the
short-
not output.
circuiting, then turn on the power again.
-
Sound is not output from one of the speak-
| * The speaker cord is disconnected.
Connect it properly referring to "Connecting
ers.
the speakers".
¢ The speaker balance
is set to an extreme
Adjust the speaker levels using the test tone.
position
= 19.
Sound
is not output from the rear (sur- | * The
rear speaker
cords
and/or the center
Connect It properly reterring to "Connecting
round) speakers and/or the center speaker,
speaker cord Is disconnected.
the speakers".
or their sound is very small.
e¢ A surround mode has not been engaged.
¢ Select a surround mode.
* The rear and/or
center volume contro!s are set | * Adjust the speaker levels using the test tone.
to the minimum level.
= 18,
A humming
noise is generated
when
the | ¢ The audio cord from the turntable is not con-
| ¢
Insert the audio cord plugs securely into the
PHONO
input selector is selected.
nected to the PHONO jacks
PHONO jacks.
¢ The turntable is not grounded.
¢ Connect the grounding wire to the GND termi-
L
nal on the rear panel
The initial sound is intermittent
when start- | * Thereare
differnent causes fordifferenttypes
| * With certain DVD
players, the initial sound
ing playback from an AC-3 sourceinaDVD
| — of DVD piayers
may be intermittent.
player
emcees
——
|}
No sound when playing a OVD.
e APCM
source Is being played back
e Press the STEREO key
Digital playback is not possible from Dolby | * The sound mode is set to "STEREO".
e Press the DOLBY DIGITAL key to seiect the
Digital {AC-3) sources.
Dolby Digital (AC-3) mode
Tuner
Symptom
Radio Stations cannot be received.
e
No antenna
is connected
® Connect an antenna.
| © The droaacast bana is not set properly.
° Set the broadcast band properly
* The
frequency
of the desired
station
is not
| * Tune the frequency of the desired station
tunea
— 2.
fee
a
ee
a
—y
Interference
| * Noise due to ignition noise from an automo- | ®
Install
the outdoor
antenna
away
from
the
|
bile
road.
* Noise due to interference from an electric | * Turn off the power to the appliance.
appliance
z
¢ Norse due to a nearby TV set.
e Install the receiver farther away from the TV
A station which
was
preset cannot be re-
| ¢ The preset station belongs
toa frequency that | *
Preset a station with a receivable frequency
ceived by pressing the corresponding nu-
cannot be received.
meric key.
| « Tne preset memory was cleared because the | ¢ Preset the station again.
power cord had been unplugged for a long
period of time.
continued on next page
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