Kenwood 1080VR - Manual (Page 59)

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10a0VR(En/K)
Resetting the Microcomputer
If the microcomputer 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.
Unplug the power cord from the wall outlet, then plug
it back in while holding down the POWER key.
' 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
Symptom . . . . Cans«. Remedy
No sound from the speakers. • The speaker cords are disconnected.
• VOLUME is set to the minimum position.
• MUTE IS ON.
• The SPEAKERS switches are set to OFF.
• Connect them properly referring to " Connect- ■
Ing the speakers" - Tf
• Adjust the volume to a proper level.
• Turn OFF the MUTE. - 4 £
• Set the SPEAKERS switch(es) to ON. - jC
The standby indicator blinks and sound is
not output.
• Speaker cords are short-circuited. • Turn the power off, eliminate the short-
circuiting, then turn on the power again.
Sound is not output from one of the speak­
ers. • 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.
— "vT
Sound is not output from the rear (sur­
round) 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.
• 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. • The audio cord from the turntable is not con­
nected to the PHONO jacks.
• The turntable is not grounded.
• Insert the audio cord plugs securely into the
PHONO jacks.
• Connect the grounding wire to the GND termi­
nal on the rear panel.
The initial sound is intermittent when start­
ing playback from an AC-3 source in a DVD
player. • There are differnent causes for different types
of DVD players.
• With certain DVD players, the initial sound
may be intermittent.
No sound when playing a DVD. • A PCM source is being played back. • Press the STEREO key.
Digital playback is not possible from Dolby
Digital (AC-3) sources. • The sound mode is set to "STEREO". • Press the DOLBY DIGITAL key to select the
Dolby Digital (AC-3) mode.
Tuner
Symptom Cause
/
Remedy
Radio Stations cannot be received. • No antenna is connected. • Connect an antenna.
• The broadcast band is not set properly. • Set the broadcast band properly.
• The frequency of the desired station is not
tuned.
• Tune the frequency of the desired station.
-3£
Interference. • Noise due to ignition noise from an automo­
bile.
• Install the outdoor antenna away from the
road.
• Noise due to interference from an electric
appliance.
• Turn off the power to the appliance.
• Noise due to a nearby TV set. • Install the receiver farther away from the TV.
A station which was preset cannot be re­
ceived by pressing the corresponding nu- • The preset station belongs to a frequency that
cannot be received.
• Preset a station with a receivable frequency.
meric key. • The preset memory was cleared because the
power cord had been unplugged for a long
period of time.
• Preset the station again.
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