Sony STR-AV500 Operating Instructions - Page 25

Troubleshooting, Guide - protector

Page 25 highlights

Troubleshooting Guide Before proceeding through the checklist below, examine the connections and the procedures outlined in the manual. Should any problem persist after you have checked the following items, consult your nearest Sony dealer. Broadcast program Video program PROBLEM CAUSE REMEDY STEREO indicator flickers or does not appear when receiving stereo programs. A very weak FM station is received. Adjust the antenna or connect an external FM antenna. Press the FM MODE button to disengage the stereo mode. The desired station cannot be found The signal strength is too weak for during Automatic Tuning. Automatic Tuning. Adjust the antenna. Tune in the station with the direct access tuning system. (See page 17.) -Preset stations cannot be tuned in. The frequency has not been memorized correctly. Memorize the frequency correctly. (See page 19.) AM stations cannot be tuned in. The AM tuning interval is set incorrectly. Change the tuning interval according to the AM frequency allocation system of your country. (See page 17.) Picture does not appear. VCR, TV tuner or TV connection is not correct. Connect the equipment correctly. (See pages 10 and 11.) The TV is not turned on. Turn the TV on. Sound is not heard. The speaker or program source equipment is not connected correctly. The both SPEAKERS selectors are pressed. I Connect the equipment correctly. (See pages 6,-',11.) ! Press the appropriate SPEAKERS selector. The correct FUNCTION selector is not pressed. Press the correct FUNCTION selector. The volume is set to minimum. Increase the volume. One channel does not transmit audio, or the volume from the left and right speakers is unbalanced. The BALANCE control is not set • appropriately. The speaker or program source is not connected correctly. Adjust the BALANCE control. Connect the equipment correctly. (See pages 6"11.) There is an abrupt loss of sound from one or both of the speakers, and the PROTECTOR indication flickers in the display window. A short-circuit problem activates the protective circuit. Turn off the receiver, eliminate the short-circuit problem and turn on the power again. If there is no shortcircuit, consult your nearest Sony dealer. Sound transmitted from the speakers The speakers are not connected is reversed. correctly. Connect the right speaker to the R SPEAKER terminals and the left speaker to the L SPEAKER terminals. There is lack of bass sound or the instrument position is obscure. The speaker is connected with the polarities reversed. Connect the speaker with the correct e '0 polarities. (See page 6.) Amplifier 25

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Troubleshooting
Guide
Before
proceeding
through
the
checklist
below,
examine
the
Should
any
problem
persist
after
you
have
checked
the
connections
and
the
procedures
outlined
in
the
manual.
following
items,
consult
your
nearest
Sony
dealer.
PROBLEM
CAUSE
REMEDY
Broadcast
program
STEREO
indicator
flickers
or
does
not
appear
when
receiving
stereo
programs.
A
very
weak
FM
station
is
received.
Adjust
the
antenna
or
connect
an
external
FM
antenna.
Press
the
FM
MODE
button
to
disengage
the
stereo
mode.
The
desired
station
cannot
be
found
during
Automatic
Tuning.
The
signal
strength
is
too
weak
for
Automatic
Tuning.
Adjust
the
antenna.
Tune
in
the
station
with
the
direct
access
tuning
system.
(See
page
17.)
—Preset
stations
cannot
be
tuned
in.
The
frequency
has
not
been
memorized
correctly.
Memorize
the
frequency
correctly.
(See
page
19.)
AM
stations
cannot
be
tuned
in.
The
AM
tuning
interval
is
set
Change
the
tuning
interval
according
incorrectly.
to
the
AM
frequency
allocation
system
of
your
country.
(See
page
17.)
Video
program
Picture
does
not
appear.
VCR,
TV
tuner
or
TV
connection
is
Connect
the
equipment
correctly.
not
correct.
(See
pages
10
and
11.)
The
TV
is
not
turned
on.
Turn
the
TV
on.
Amplifier
Sound
is
not
heard.
The
speaker
or
program
source
equipment
is
not
connected
correctly.
I
Connect
the
equipment
correctly.
(See
pages
6
,-
‘,
11.)
The
both
SPEAKERS
selectors
are
!
Press
the
appropriate
SPEAKERS
pressed.
selector.
The
correct
FUNCTION
selector
is
not
pressed.
Press
the
correct
FUNCTION
selector.
The
volume
is
set
to
minimum.
Increase
the
volume.
One
channel
does
not
transmit
audio,
or
the
volume
from
the
left
and
right
speakers
is
unbalanced.
The
BALANCE
control
is
not
set
appropriately.
Adjust
the
BALANCE
control.
The
speaker
or
program
source
is
not
connected
correctly.
Connect
the
equipment
correctly.
(See
pages
6"11.)
There
is
an
abrupt
loss
of
sound
from
one
or
both
of
the
speakers,
and
the
PROTECTOR
indication
flickers
in
the
display
window.
A
short-circuit
problem
activates
the
protective
circuit.
Turn
off
the
receiver,
eliminate
the
short-circuit
problem
and
turn
on
the
power
again.
If
there
is
no
short
-
circuit,
consult
your
nearest
Sony
dealer.
Sound
transmitted
from
the
speakers
is
reversed.
The
speakers
are
not
connected
correctly.
Connect
the
right
speaker
to
the
R
SPEAKER
terminals
and
the
left
speaker
to
the
L
SPEAKER
terminals.
There
is
lack
of
bass
sound
or
the
instrument
position
is
obscure.
The
speaker
is
connected
with
the
polarities
reversed.
Connect
the
speaker
with
the
correct
'0
e
polarities.
(See
page
6.)
25