Sony 3-097-196-14(1) Operating Instructions Manual page 98

There is severe hum or noise.
("TUNED" or "ST" flashes in the
display)
 Set the proper band and frequency
(page 61).
 Connect the antenna properly
(page 19).
 Find a place and an orientation that
provide good reception, then set up
the antenna again. If you cannot obtain
good reception, we recommend that
you connect a commercially available
external antenna.
 The supplied FM lead antenna receives
signals along its entire length, so make
sure you extend it fully.
 Locate the antennas as far away from
the speaker cords, power cord and the
USB cable as possible, to avoid picking
up noise.
 Try turning off the surrounding
electrical equipment.
A stereo FM program cannot be
received in stereo.
 Press REPEAT/FM MODE
repeatedly until "MONO" disappears
from the display.

GB
Optional components
There is no sound.
 Refer to General item "There is no
sound. " (page 89) and check the
condition of the system.
 Connect the component properly
(page 87) while checking:


 Turn on the connected component.
 Refer to the operating instructions
supplied with the connected
component and start playing.
If the system still does not operate
properly after performing the
above measures or other troubles
not described above occur, reset the
system as follows:
Use buttons on the unit to reset the
system to its factory default settings.
1

2
3
4
if the cords are connected properly.
if the cord plugs are firmly inserted
all the way.
Unplug the power cord.
Plug the power cord back in.

Press 
to turn on the system.

Press 
, DISPLAY
at the same time.
"RESET" appears in the display.
 
and 