Sony str av 320 owners manual

Page 1

SONY

FM Stereo/FM-AM Receiver

3451450742 (1)

STR-AV320/ 220

Operating Instructions

Before operating the unit. please read this manual thoroughly
and retain it for luture reference

The STRAVGZOIZZO rs a combined receiver and
audio/Video control center

ch can listen to various audio/video program sources
through the amplifier or the receiver and the speakers
connectedto it. Newly designed DBFB (Dynamic Bass Feed
Back) crrcrjlry ensures natural sound quality even at a low

La nctY;
use»;

In; n

volume level.

Built-in matrix surround decodes ambient intormahon in
stereo sources. protruding a surround sound eflect.

ln the tuner section. a quartz looked digital synthesizer
system allows precrse tuning. A total or 30 FM/AM stations
can he preset In 3 memory pages (A, B and C).

WARNING

To prevent tire or shock hazard, do not
expose the unti to rain or moisture.

m:mmmsmwamm.
mummtumr
WISH-WWW.
mmmmumm.

This symbol is intended to alert the user to
the presence ot unmsuleted dangerous
voltage" within the products enclosure that
may be or simicrent magnitude to constitute
a risk or electnc shock to persons.

This symbol rs intended to alert the user to
the presence at important operating and
maintenance (servicing) instructions In the
literature accompanying the appliance.

Sony Comorallon 9 1990 Printed In Korea

,7 Note to CATVoyotIm install":

This reminder is provrded to call the CATV system

installers attention to Article 820-22 oi the NEC that

provides guidelines Ior proper grounding and. in
particular. specifies that the cable ground shall be
connected to the grounding system of the building. as
close to the point at cable entry as practical.

The model and serial numbers are located at the rear. Record
these numbers in the spaces provided below. Refer to these
numbers whenever you call upon your Sony dealer regarding
this product.

Model No. Serial. No.

WARNING
Battery may explode it mistreated. Do not recharge. r
disassemble or dispose at in fire

For the customers In Canada

CAUTION :
TO PREVENT ELECTRIC SHOCK DO NOT USE THIS
POLARIZED AC PLUG WITH AN EXTENSION CORD.
RECEPTACLE OR OTHER OUTLET UNLESS THE
BLADES CAN BE FULLY INSERTED TO PREVENT BLADE i
EXPOSURE. r

Page 2

Troubleshooting

Problem

STEREO indicator flickers or does not light up when FM
stereo programs are received

The figures in the display window do not stop at therdesired
star-on during automatic tuning

Stations cannot be tuned m Correctly when the numeric
button is pressed.

Audio is not heard. 7

One channel does not transmit audio or the volume from
the let! and right speakers is unbalanced.

. Check the FM antenna connection. and adiust the

Solutlon

antenna.
. Press FM MODE to disengage the stereo mode.

- Check the antenna connection and adiust the antenna
direction.
. Tune in the station using the direct access tuning.

. Memorize the frequency correctly.

.Check the speaker and program source connections

. Check that the appropriate Iunptron selector is depressed.

-Check that the appropriate SPEAKERS selector is
depressed, It the A and B selectors are both depressed.
check that both speaker systems are properly connected. l

. Adiusi the BALANCE control.
- Check the speaker connections,

There is an abrupt loss or sound from one or both at the
speakers.

Sound transmitted from the speaker is reversed

.Turn olt the receiver. and check the speaker terminals or
speaker cord for a short.
(This symptom may be caused when the protection clroult
insrde the unit activates.)

0 Connect the speaker correctly.

r
Severe hum or noise is heard.

. - Use shielded connecting cords.

- Keep the audio components turther away from the W

. Connect the ground wire to the ANTENNA ground
terminal.

. Clean any dirty plugs and lacks wrth a cloth lightly
moistened With alcohol.

The Etprotection) alarm appears in the display window

- A serious trouble has occurred such as overheating or
shon-circwting. Reter servicing to qualified person.

The unit cannot be controlled by the Remote Commander
r (STR-AVBZO ontyl.

. Correctly point the head at the commander toward the unit.
It there rs any object between the unit and the commander
head. remove it.

A