Kenwood K-731-B - Manual (Page 71)

71 English
Troubleshooting
Whenever the system is not operating as expected, check the following tables to see if you can
resolve the problem yourself before requesting service.
Symptoms Solution Ref. page
Amplifi er/ Speakers
Symptoms Solution Ref. page
Tuner
No sound output z Check all connections as described in
System>.
z Increase the volume.
z Cancel the MUTE setting.
z Unplug any headphones plugged into the main unit.
10-13
20
20
13
[STANDBY/TIMER] indi-
cator is fl ashing red and
there is no sound. z One of the speaker cords is short-circuited. Unplug the
power cord and then reconnect the speaker cord.
z There may be an internal problem. Turn off the power to
the main unit, unplug the power cord and request repairs.
—
No sound from the
headphones z Check that the headphone plug is inserted correctly.
z Increase the volume.
z Cancel the MUTE setting.
13
20
20
There is no sound from
"D-IN1" or “D-IN2”. z Check all connections as described in
System>.
z Check whether "PCM" is selected for the digital audio
output setting on the connected component.
13
No sound from one of
the speakers z Check all connections as described in
System>.
z Check the volume balance for the left and right speakers.
10
57
The clock display is
fl ashing. z Set the clock as described in . 60
The timer does not
work. z Set the clock as described in .
z Set a start time and end time for the program timer.
60
62
No radio reception z Connect the antennas.
z Select the broadcast band (AM or FM).
z Tune the radio to the frequency of the desired station.
10
38
38
Interference (noise) z Install an outdoor antenna away from roads.
z Turn off any electrical appliances that may be causing
interference.
z Move the system away from the TV.
—
Preset stations cannot
be called z Preset radio stations with Auto Memory again.
z Manually preset stations with frequencies that you can
receive.
40
41
R-K731_E.indb 71 R-K731_E.indb 71 2011/10/07 14:08:52 2011/10/07 14:08:52