Sony STR-AV550 Operating Instructions - Page 32

Troubleshooting

Page 32 highlights

SPECIFICATIONS General System Tuner section: PLL quartz-locked digital synthesizer system Preamplifier section: low-noise NF type equalizer amp Power amplifier section: quasi-complementary SEPP Power requirements 120 V AC, 601-1z Power consumption STR-AV550: 110 watts (USA model) 180 watts (Canada model) STR-AV650: 120 watts (USA model) 195 watts (Canada model) AC outlet Two switched (100 watts max.) Dimensions STR-AV550: Approx. 430 x 130 x 280mm (w/h/d) (17 x 51h x 11 inches) including projecting parts and controls STR-AV650: Approx. 430 x 130 x 285 mm(w/h/d) (17 x x 11Y. inches) including projecting parts and controls Weight STR-AV55Cr. Approx. 7.1 kg (15 ibs 11 oz) net Approx. 8.4 kg (18 ibs 9 oz) in shipping carton STR-AV650: Approx. 7.6 kg (16 lbs 13 oz) net Approx. 8.9 kg (19 lbs 10 oz) In shipping carton Accessories supplied FM ribbon antenna (1) AM layout-tree antenna (1) External antenna connector (1, STR-AV650 only) Remote commander (1) Sony battery SUM-3 (NS) (2) (for the remote commander) Design and specifications subject to change without notice. • TROUBLESHOOTING 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 PROBLEM STEREO indicator flickers or does not appear when receiving stereo programs. CAUSE A very weak FM station or a noisy FM program is received. The figures in the display window do not stop at the desired station during sweep tuning. The signal strength is too weak for sweep tuning. Stations cannot be tuned in correctly when the number button is pressed. AM stations cannot be tuned in. The frequency has not been memorized correctly. The AM tuning interval is set incorrectly. Picture does not appear. VCR, TV tuner or TV connection is not correct. The function switch on the VCR is not set correctly. The TV is not turned on. SOLUTION Adjust the antenna or connect an external FM antenna. Press the FM MODE button to disengage the stereo mode. Adjust the antenna Tune in the station with the direct access tuning system. (See page 21.) Memorize the frequency correctly. (See page 22) Change the tuning interval according to the AM frequency allocation system of your country. (See page 19.) Connect the equipment correctly. Set the switch appropriately. Turn the TV on. Video program 32

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SPECIFICATIONS
General
System
Tuner
section:
PLL
quartz
-locked
digital
synthesizer
system
Preamplifier
section:
low
-noise
NF
type
equalizer
amp
Power
amplifier
section:
quasi
-complementary
SEPP
Power
requirements
120
V
AC,
601-1z
Power
consumption
STR-AV550:
110
watts
(USA
model)
180
watts
(Canada
model)
STR-AV650:
120
watts
(USA
model)
195
watts
(Canada
model)
AC
outlet
Two
switched
(100
watts
max.)
Dimensions
STR-AV550:
Approx.
430
x
130
x
280mm
(w/h/d)
(17
x
5
1
h
x
11
inches)
including
projecting
parts
and
controls
STR-AV650:
Approx.
430
x
130
x
285
mm
(w/h/d)
(17
x
x
11Y.
inches)
including
projecting
parts
and
controls
Weight
STR-AV55Cr.
Approx.
7.1
kg
(15
ibs
11
oz)
net
Approx.
8.4
kg
(18
ibs
9
oz)
in
shipping
carton
STR-AV650:
Approx.
7.6
kg
(16
lbs
13
oz)
net
Approx.
8.9
kg
(19
lbs
10
oz)
In
shipping
carton
Accessories
supplied
FM
ribbon
antenna
(1)
AM
layout
-tree
antenna
(1)
External
antenna
connector
(1,
STR-AV650
only)
Remote
commander
(1)
Sony
battery
SUM
-3
(NS)
(2)
(for
the
remote
commander)
Design
and
specifications
subject
to
change
without
notice.
TROUBLESHOOTING
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.
PROBLEM
CAUSE
SOLUTION
Broadcast
program
STEREO
indicator
flickers
or
does
not
appear
when
receiving
stereo
programs.
A
very
weak
FM
station
or
a
noisy
FM
program
is
received.
Adjust
the
antenna
or
connect
an
external
FM
antenna.
Press
the
FM
MODE
button
to
disengage
the
stereo
mode.
The
figures
in
the
display
window
do
not
stop
at
the
desired
station
during
sweep
tuning.
The
signal
strength
is
too
weak
for
sweep
tuning.
Adjust
the
antenna
Tune
in
the
station
with
the
direct
access
tuning
system.
(See
page
21.)
Stations
cannot
be
tuned
in
correctly
when
the
number
button
is
pressed.
The
frequency
has
not
been
memorized
correctly.
Memorize
the
frequency
correctly.
(See
page
22)
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
19.)
Video
program
Picture
does
not
appear.
VCR,
TV
tuner
or
TV
connection
is
not
correct.
Connect
the
equipment
correctly.
The
function
switch
on
the
VCR
is
not
set
correctly.
Set
the
switch
appropriately.
The
TV
is
not
turned
on.
Turn
the
TV
on.
32