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Sony WM-FS473 User Manual

Specifications, Troubleshooting, Precautions

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For the customers in the U.S.A.

OWNER'S RECORD

The model number is located at the front and the serial
number is located inside the cassette holder. Record
the model number and the serial number in the space
provided below. Refer to them whenever you call
upon your Sony dealer regarding this product.
Model No. WM-FS473
Serial No.

INFORMATION

This equipment has been tested and found to comply
with the limits for a Class B digital device, pursuant to
Part 15 of the FCC Rules. These limits are designed to
provide reasonable protection against harmful
interference in a residential installation. This
equipment generates, uses, and can radiate radio
frequency energy and, if not installed and used in
accordance with the instructions, may cause harmful
interference to radio communications. However, there
is no guarantee that interference will not occur in a
particular installation. If this equipment does cause
harmful interference to radio or television reception,
which can be determined by turning the equipment off
and on, the user is encouraged to try to correct the
interference by one or more of the following measures:

– Reorient or relocate the receiving antenna.
– Increase the separation between the equipment and

receiver.

– Connect the equipment into an outlet on a circuit

different from that to which the receiver is
connected.

– Consult the dealer or an experienced radio/TV

technician for help.

This device complies with Part 15 of the FCC Rules.
Operation is subject to the following two conditions:
(1) This device may not cause harmful interference,
and (2) this device must accept any interference
received, including interference that may cause
undesired operation.

You are cautioned that any changes or modifications
not expressly approved in this manual could void your
authority to operate this equipment.

SAFETY NOTES ON THE UNIT

WARNING

• Do not use headphones/earphones while driving,

cycling, or operating a motorized vehicle. It may
create a traffic hazard and is illegal in some areas. It
can also be potentially dangerous to play your
headphones/earphones at high volume while
walking, especially at pedestrian crossings. You
should exercise extreme caution or discontinue use in
potentially hazardous situations.

CAUTION

• Do not use headphones/earphones at high volume.

Hearing experts advise against continuous, loud and
extended play. If you experience a ringing in your
ears, reduce volume or discontinue use.

• Keep the volume at a moderate level. This will allow

you to hear outside sounds and to be considerate to
the people around you.

SAFETY NOTES ON POWER SOURCES

To avoid battery leakage, fire, damage, explosion, etc.,
follow the descriptions below.

DANGER

• Do not carry dry batteries with coins or other metallic

objects. It can generate heat if the positive and
negative terminals of the batteries are accidentally
contacted by a metallic object.

WARNING

• Do not charge a dry battery.
• Check the

] and } on the batteries, and be sure to

insert them like the illustration in this manual.

CAUTION

• When you are not going to use your Walkman for a

long time, remove the batteries to prevent damage
from battery leakage and corrosion.

LIMITED WARRANTY

This warranty is valid only in the United States.

Specifications

• Frequency range

FM: 87.5–108 MHz
AM: 530–1710 kHz (North, Central, and South

America)
531–1602 kHz (other countries)

• Power requirements

3V DC batteries AA (R6) x 2

• Dimensions

104.2 x 127.3 x 51.8 mm (4

1

8

x 5

1

8

x 2

1

8

inches)

(w/h/d) incl. projecting parts and controls

• Mass

Approx. 260g (9.2 oz)
Approx. 340g (12 oz) incl. batteries and a cassette

• Supplied accessory

Stereo headphones or Stereo earphones (1)

Design and specifications are subject to change
without notice.

©1998 by Sony Corporation

Printed in China

WM-FS473

Radio Cassette Player

Operating Instructions

3-862-482-11(1)

WALKMAN is a registered trademark of Sony Corporation.

Air outlet

Rubber cap

Troubleshooting

The volume cannot be turned up.

•If “

” appears for AVLS display, press SET so

that “

”disappears.

The sound is unstable or no audio.

•Insert two size AA (R6) batteries properly.
•Replace all batteries if they are weak.

The display shows incorrect
information.

•The display may show incorrect information or

the preset stations may not be recalled correctly
when you use the unit for the first time, or
when you have left the unit without batteries
for a long time. In these cases, remove the
batteries, and wait until the display disappears.
Then insert batteries and turn the unit on again.
The preset stations will be canceled. Reset these
functions again.

Poor tape playback quality.

•Clean the headphones/earphones plug.
•Dirty head. Clean the head and tape path with

a cotton swab slightly moistened with cleaning
fluid or alcohol.

The cassette holder cannot be opened.

•Open the buckle and then the rubber cap. Then

you can open the cassette holder. Once the
cassette holder is open, remember to close the
rubber cap to prevent intrusion of water.

Precautions

• Do not drop the unit or give a shock to the unit, or it

may cause a malfunction.

• Do not leave the unit in a location near heat sources,

or in a place subject to direct sunlight, excessive dust
or sand, moisture, rain, mechanical shock, or in a car
with its windows closed.

• Do not wind the headphones/earphones cord around

the unit. The buttons may be kept pressed, causing
unnecessary battery usage.

• The LCD display may become hard to see or slow

down when using the unit at high temperatures
(above 40°C/104°F) or at low temperatures (below
0°C/32°F). At room temperature, the display will
return to its normal operating condition.

• If the unit has not been used for a long time, set it in

the playback mode to warm it up for a few minutes
before inserting a cassette.

• Do not use cassettes longer than 90 minutes except for

long continuous playback.

• For cleaning the case, use a soft cloth slightly

moistened with mild detergent solution. Do not use
alcohol, benzine or thinner.

On water resistance

• Before opening or closing the cassette holder, be sure

to wipe off water, dust or sand on the exterior of the
Walkman. (The Walkman is not water-resistant with
the cassette holder open.)

• Since water in the headphones/earphones jack may

cause rust, cover it with the attached rubber cap when
the headphones/earphones are not in use.

• Since the Walkman is airtight, you may not be able to

open the cassette holder because of sudden change in
air pressure inside the Walkman which happens after
being transported on a plane or moving from a warm
place to a cold place. To open the cassette holder, see
“Troubleshooting”.

• The supplied headphones/earphones are not meant

to be immersed in water or come in continuous
contact with water. If they are accidentally dropped
into water or get wet, dry them with a soft cloth.
Never use an electric hair dryer.

• If the Walkman or the headphones/earphones are

immersed in salt water, be sure to wash them in non-
running fresh water. Never wash them under running
water, and never use soap or detergent.

• Any sand or dust on the rubber packing will prevent

the cassette holder from closing tightly, and water
may leak in. Brush off the dust once in a while.

• We recommend the packing to be changed every year.

Replacement packing is available at an authorized
Sony Service Facility.

If you have any questions or problem concerning your
Walkman, please consult your nearest Sony dealer.

Preparations

AA (R6)

×

2

1

2

AA(R6)X2

To Insert batteries

Battery life (approximate hours) (EIAJ*)

Sony alkaline

Sony

LR6 ( SG )

R6P ( SR )

playback

12

3.5

radio

38

14

* Measured value by the standard of EIAJ (Electronic

Industries Association of Japan). (Using a Sony HF
series cassette tape)

Notes

• The BATT indicator dims when the batteries become

weak or exhausted. Replace them with new ones.

• Replace both batteries while the E indication comes on

the display, or all the memories will be canceled.

• When replacing batteries, replace both batteries within

30 seconds; otherwise all the memories will be
canceled.

• The battery life may shorten depending on the

operation of the unit.

• For maximum performance we recommend that you

use alkaline batteries.

To use the belt clip

When Using Headphones/earphones

Wear the “L” marked side to the left ear and the “R”
marked side to the right ear.