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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
Ampli er/Speakers
No sound output. Check all connections as described in <Connecting
the System>.
Increase the volume.
Cancel the MUTE setting.
Unplug any headphones plugged into the main unit.
12 - 17
22
22
17
No sound from the
headphones.
Check that the headphone plug is inserted correctly.
Increase the volume.
Cancel the MUTE setting.
17
22
22
No sound from one of
the speakers.
Check all connections as described in <Connecting the
System>.
12, 15
No time display Set the clock as described in <Setting the System
Clock>.
68
The timer does not
work.
Set a start time and end time for the program timer. 70 - 73
Symptoms Solution Ref. page
Tuner
No radio reception. Connect the antennas.
Select the correct band (reception mode).
Tune the radio to the frequency of the desired station.
Move the main unit, antenna, and AC adapter away
from each other.
12
42
43
12, 13
Interference (noise) Install an outdoor antenna away from roads.
Turn o any electrical appliances that may be causing
interference.
Move the system away from the TV.
Move the main unit, antenna, and AC adapter away
from each other.
—
—
—
12, 13
Symptoms Solution Ref. page
USB
No sound output when
USB ash memory or
a USB audio player is
connected.
Plug in the USB ash memory correctly.
Connect the USB cable correctly.
Check to make sure the USB audio player is turned on.
16
16
32
Troubleshooting
en12_c-707i.indd 79en12_c-707i.indd 79 1/10/2008 9:49:39 AM1/10/2008 9:49:39 AM