42
GB
Troubleshooting
If you experience any of the following dif
ficulties while
using the r eceiver , use this tr oubleshooting guide to help
you r emedy the pr oblem. Also, see “Checking the
connections” on page 19 to verify that the connections ar
e
cor rect. Should any pr
oblem persist, consult your near
est
Sony dealer .
There’s no sound or only a very low-level sound
is heard.
,
Check that the speakers and components ar
e
connected secur
ely.
,
Make sur e that you ’ve selected the cor
rect
component on the r
eceiver .
,
Press MUTING if MUTING appears on the display
.
,
The pr otective device on the r
eceiver has been
activated because of a shor
t cir cuit. T urn of f the
receiver , eliminate the shor
t-cir cuit pr oblem and
turn on the power again.
The left and right sounds are unbalanced or
reversed.
,
Check that the speakers and components ar
e
connected cor
rectly and secur
ely.
,
Adjust fr ont balance parameter in the LEVEL
menu.
Severe hum or noise is heard.
,
Check that the speakers and components ar
e
connected secur
ely.
,
Check that the connecting cor
ds ar e away fr om a
transfor mer or motor , and at least 10 feet (3 meters)
away fr om a TV set or fluor
escent light.
,
Move your TV away fr
om the audio components.
,
The plugs and jacks ar
e dir ty. Wipe them with a
cloth slightly moistened with alcohol.
No sound is heard from the center speaker.
,
Make sur e the sound field function is on (pr
ess
SOUND FIELD MODE).
,
Select the appr
opriate center mode (see pages
25–27).
,
Adjust the speaker volume (see page 18).
,
Make sur e the center speaker size parameter is set
to either SMALL or LARGE (see page 16).
Additional
Information
42
GB
Summary of Contents for STR-K402 - Fm Stereo/fm-am Receiver
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