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Troubleshooting
Troubles are not always due to malfunction or failure of the system. In case of a trouble, check the following tables before calling for
service.
Amplifier
Symptom Cause Remedy
No sound from the speakers. The speaker cords are disconnected. Connect it properly referring to <Connecting the
speakers>. $
VOLUME is set to the minimum position. Adjust the volume to a proper level.
MUTE is ON.
Turn OFF the MUTE. ™
The SPEAKERS switches are set to OFF.
Set the SPEAKERS switch to ON. )
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.
There may be an internal defect. If the standby indicator still blinks after eliminating the
short-circuiting, there may be an internal defect. Switch it
off, unplug the power cord and call for service.
Sound is not output from one of the speakers. The speaker cord is disconnected. Connect it properly referring to <Connecting the
speakers>. $
The speaker is not set up correctly Set it up properly referring to <Speaker settings>.
^
Sound is not output from the surround
speakers and/or the center speaker, or their sound is
very soft.
The surround speaker cords and/or the center speaker
cord is disconnected.
Connect it properly referring to <Connecting the
speakers>. $
The speaker is not set up correctly. Set it up properly referring to <Speaker settings>.
^
A surround mode has not been activated.
Select a surround mode. ∞
The surround and/or center volume controls are set to the
minimum level.
Adjust the speaker levels using the test tone. *
When playing a Dolby Digital source signal using a DVD
player, the sound is cut off soon after it starts.
There are many possible causes for this problem,
depending on the type of DVD player used.
Set the input mode to digital manual before starting
playback of the Dolby Digital source. )
No sound is produced during playback from a DVD player. The input mode is set to digital manual. Press the [INPUT MODE] key to select to full auto mode.
)
A video source cannot be recorded normally. The software is copy-guarded. Copy-guarded video software cannot be recorded.
No video output. PURE AUDIO MODE is on.
Turn off the PURE AUDIO MODE. ¡
Display is turned off. PURE AUDIO MODE is on. While the PURE AUDIO MODE is on, the display is turned
off. ¡
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. ¶
Interference Noise due to ignition of an automobile. 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 unit farther away from the TV.
A station which was preset cannot be received by pressing
the corresponding numeric key.
The preset station belongs to a frequency that cannot be
received.
Preset a station with a receivable frequency. •
The preset memory was cleared because the power cord
had been unplugged for a long period of time.
Preset the station again. •