37
EN
Resetting the M icrocomputer
The microcomputer may malfunction (unit cannot be operated, or
show s an erroneous display) if the pow er cord is unplugged w hile
the pow er is ON, or due to some other external factor. If this
happens, execut e t he follow ing procedure t o reset t he
microcomputer and return the unit to its normal operating condition.
In case of difficulty
Unplug the pow er cord from the w all outlet, then plug
it back in w hile holding dow n the POWER ON/ STANDBY
key.
Tuner
Cause
• No antenna is connected.
• The broadcast band is not set properly.
• The frequency of the desired station is not
tuned.
• Noise due to ignition noise from an automobile.
• Noise due to interference from an electric
appliance.
• Noise due to a nearby TV set.
• The preset station belongs to a frequency that
cannot be received.
• The preset memory w as cleared because the
pow er cord had been unplugged for a long
period of time.
Remedy
• Connect an antenna.
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• Set the broadcast band properly.
• Tune the frequency of the desired station.
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• Install the outdoor antenna aw ay from the
road.
• Turn off the pow er to the appliance.
• Install the receiver farther aw ay from the TV.
• Preset a station w ith a receivable frequency.
• Preset the station again.
Symptom
Radio stations cannot be received.
Interference.
A st at ion w hich w as preset cannot be
received by pressing the corresponding
numeric key.
Amplifier
Cause
• The speaker cords are disconnected.
• VOLUM E is set to the minimum position.
• M UTE is ON.
• The SPEAKERS sw itches are set to OFF.
• Speaker cords are short-circuited.
• The speaker cord is disconnected.
• The surround speaker cords and/or the center
speaker cord is disconnected.
• A surround mode has not been activated.
• The surround and/or center volume controls
are set to the minimum level.
• There are many possible causes for this
problem, depending on the type of DVD player
used.
• The input mode is set to digital manual.
• The softw are is copy-guarded.
Remedy
• Connect them properly referring to “ Connecting
the speakers”
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• Adjust the volume to a proper level.
• Turn OFF the M UTE.
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• Set the SPEAKERS sw itch to ON.
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• Turn t he pow er of f , elim inat e t he short -
circuiting, then turn on the pow er again.
• Connect it properly referring to “ Connecting
the speakers” .
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• Connect it properly referring to “ Connecting
the speakers” .
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• Select a surround mode.
• Adjust the speaker levels using the test tone.
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• Set the input mode to digital manual before
starting playback of the Dolby Digital source.
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• Press the Input M ode key to select to full auto
mode.
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• Copy-guarded video sof t w are cannot be
recorded.
Symptom
No sound from the speakers.
The standby indicator blinks and sound is
not output.
Sound is not output from one of the speakers.
Sound is not output from the surround
speakers and / or the center speaker, or their
sound is very soft.
When playing a Dolby Digital source signal
using a DVD player, the sound is cut off soon
after it starts.
No sound is produced during playback from
a DVD player.
A video source cannot be recorded normally.
• Please note that resetting the microcomputer w ill clear the contents
of the memory and return the unit to the state it w as in w hen it left
the factory.