3-861-489-11(1)
You are cautioned that any changes or modifications
not expressly approved in this manual could void your
Radio Cassette Player
authority to operate this equipment.
Operating Instructions
SAFETY NOTES ON THE UNIT
WARNING
WALKMAN is a registered trademark of Sony Corporation.
• To prevent fire or shock hazard, do not expose the
WM-FX375/FX373/
unit to rain or moisture.
• Do not use headphones/earphones while driving,
FX177/FX173/FX171
cycling, or operating a motorized vehicle. It may
create a traffic hazard and is illegal in some areas. It
©1997 by Sony Corporation
Printed in Malaysia
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
Listening for many hours at maximum volume
potentially hazardous situations.
may damage your hearing.
• To prevent shock hazards, never open the unit while
it is connected to the power source.
CAUTION
For the customers in the U.S.A.
• Do not use headphones/earphones at high volume.
OWNER'S RECORD
Hearing experts advise against continuous, loud and
The model number is located at the front and the
extended play. If you experience a ringing in your
serial number is located inside the cassette holder.
ears, reduce volume or discontinue use.
Record the serial number in the space provided
• Keep the volume at a moderate level. This will allow
below. Refer to them whenever you call upon your
you to hear outside sounds and to be considerate to
Sony dealer regarding this product.
the people around you.
Model No.
Serial No.
SAFETY NOTES ON POWER SOURCES
To avoid battery leakage, fire, damage, explosion, etc.,
INFORMATION
follow the descriptions below.
This equipment has been tested and found to comply
DANGER
with the limits for a Class B digital device, pursuant
to Part 15 of the FCC Rules. These limits are
• Do not carry the dry batteries with coins or other
designed to provide reasonable protection against
metallic objects. It can generate heat if the positive
harmful interference in a residential installation. This
and negative terminals of the batteries are
equipment generates, uses, and can radiate radio
accidentally contacted by a metallic object.
frequency energy and, if not installed and used in
WARNING
accordance with the instructions, may cause harmful
• Excluding FX177/FX173/FX171 for U.S.A., Canada
interference to radio communications. However,
and Europe: Use only the recommended AC power
there is no guarantee that interference will not occur
adaptor (not supplied). Check also the local voltage to
in a particular installation. If this equipment does
avoid a short circuit to the AC power adaptor.
cause harmful interference to radio or television
reception, which can be determined by turning the
• Excluding FX177/FX173/FX171 for U.S.A., Canada
equipment off and on, the user is encouraged to try
and Europe: To disconnect the AC power adaptor,
to correct the interference by one or more of the
only use the plug and not the cable .
following measures:
• Do not charge a dry battery.
• Check the ] and } on the batteries, and be sure to
– Reorient or relocate the receiving antenna.
insert them like the illustration in this manual.
– Increase the separation between the equipment and
CAUTION
receiver.
• When you are not going to use your Walkman for a
– Connect the equipment into an outlet on a circuit
different from that to which the receiver is
long time, remove the batteries to prevent damage
from battery leakage and corrosion.
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.
About This
Preparations
Manual
To insert batteries
The instructions in this manual are for WM-
FX375, WM-FX373, WM-FX177, WM-FX173
and WM-FX171. Before you start reading,
check your model number. WM-FX375 is the
model used for illustration purposes. Any
differences in operation are clearly indicated
in the text, for example, "FX375 only".
DC IN 3V
Precautions
To use with a rechargeable battery
(FX177 only)
• Do not leave the unit in a location near
Before using, charge the rechargeable battery with the
heat sources, or in a place subject to direct
supplied charger.
sunlight, excessive dust or sand, moisture,
rain, mechanical shock, or in a car with its
windows closed.
Charging time is about 4 hours.
After 4 hours, remove the
• Do not wind the headphones/earphones
batteries.
cord around the unit. The buttons may be
kept pressed, causing unnecessary battery
usage.
• Do not use cassettes longer than 90
minutes except for long continuous
Open the battery
playback.
compartment lid and
• If the unit has not been used for a long
insert the
time, set it in the playback mode to warm
rechargeable battery
it up for a few minutes before inserting a
after charging.
cassette.
• For cleaning the case, use a soft cloth
slightly moistened with mild detergent
solution. Do not use alcohol, benzine or
thinner.
Notes
• The name plate indicating operating voltage, power
consumption, etc. is located on the bottom exterior of
If you have any questions or problem
the charger.
concerning your Walkman, please consult
your nearest Sony dealer.
• The battery may become warm during charging.
• Use only the rechargeable battery NC-AA (WM) with
the supplied battery charger.
• If the rechargeable battery is new or it has not been
used for a long time, it may not be charged
completely. (The playing time is shorter.)
• The rechargeable batteries can be charged about 300
times.
•Be sure not to short-circuit the battery. When you carry
it with you, never carry it with other metallic objects
such as keys in your pocket.
Battery life (approximate hours)
Playback
Sony Alkaline LR6 (SG)
24 hous
Sony R6P (SR)
7.5 hours
Rechargeable battery
3.5 hours
NC-AA (WM) (Full charge)
* Measured value by the standard of EIAJ (Electric
Industries Association of Japan). (Using a Sony HF
R6 (AA) X2
series cassette tape)
Notes
• The BATT indicator dims when the batteries become
weak or exhausted. Replace them with new ones.
• The battery life may shorten depending on the
operation of the unit.
• If the battery compartment lid comes off, attach it as
shown.
2
1
To use external power (excluding FX177/
FX173/FX171 for U.S.A., Canada and Europe)
•For house current: Connect AC-E30HG AC power
adaptor (not supplied) to the DC IN 3V jack. The
polarity of the plug is as shown.
• Specifications for AC-E30HG varies for each area.
Check your local voltage and the shape of plug before
purchasing.
polarity of the plug
(EIAJ*)
To use the belt clip
Radio
55 hous
18 hours
12 hours
When Using Headphones/Earphones
Wear the "L" marked side to the left ear and the "R"
marked side to the right ear.
This warranty is valid only in the United States.
LIMITED WARRANTY