You are cautioned that any changes or modifications
not expressly approved in this manual could void your
authority to operate this equipment.
Ba t t e ry life (a p p ro xim a t e h o u rs)
To u se t h e b e lt clip
Radio Cassette Player
Ab o u t Th is
Ma n u a l
Pre p a ra t io n s
To in se rt b a t t e rie s
Sony Alkaline LR6 (SG)
Sony R6P (SR)
SAFETY NOTES ON THE UNIT
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”.
registered trademark of Sony Corporation.
To prevent fire or shock hazard, do not expose the
unit to rain or moisture.
NC-AA (WM) (Full charge)
©1997 by SFonXy C1or7por7ati/oFn X17P3rin/teFd Xin M1al7ays1ia
*Measured value by the standard of EIAJ (Electric
Do not use headphones/ earphones while driving,
Industries Association of Japan). (Using a Sony HF
series cassette tape)
cycling, or operating
motorized vehicle. It may
DC IN 3V
R6 (AA) X2
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.
Wh e n Usin g He a d p h o n e s/Ea rp h o n e s
Wear the “L” marked side to the left ear and the “R”
marked side to the right ear.
No t e s
To u se w it h
(FX177 o n ly)
Before using, charge the rechargeable battery with the
re ch a rg e a b le b a t t e ry
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
•PDroenoct leaavue thteiuonitnin sa location near
Listening for many hours at maximum volume
may damage your hearing.
To prevent shock hazards, never open the unit while
it is connected to the power source.
heat sources, or in
place subject to direct
Th is w a rra n t y is va lid o n ly in t h e Un it e d St a t e s.
sunlight, excessive dust or sand, moisture,
rain, mechanical shock, or in
car with its
Fo r t h e cu st o m e rs in t h e 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 serial number in the space provided
below. Refer to them whenever you call upon your
Sony dealer regarding this product.
Do not use headphones/ earphones at high volume.
Hearing experts advise against continuous, loud and
Charging time is about 4 hours.
After 4 hours, remove the
Do not wind the headphones/ earphones
cord around the unit. The buttons may be
kept pressed, causing unnecessary battery
extended play. If you experience
ears, reduce volume or discontinue use.
Keep the volume at moderate level. This will allow
ringing in your
Do not use cassettes longer than 90
minutes except for long continuous
you to hear outside sounds and to be considerate to
the people around you.
Open the battery
compartment lid and
If the unit has not been used for
To u se e xt e rn a l p o w e r (e xclu d in g FX177/
FX173/FX171 fo r U.S.A., Ca n a d a a n d Eu ro p e )
• 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.
time, set it in the playback mode to warm
it up for a few minutes before inserting a
SAFETY NOTES ON POWER SOURCES
To avoid battery leakage, fire, damage, explosion, etc.,
follow the descriptions below.
This equipment has been tested and found to comply
For cleaning the case, use
a soft cloth
with the limits for
Class B digital device, pursuant
slightly moistened with mild detergent
solution. Do not use alcohol, benzine or
Specifications for AC-E30HG varies for each area.
Check your local voltage and the shape of plug before
to Part 15 of the FCC Rules. These limits are
designed to provide reasonable protection against
Do not carry the dry batteries with coins or other
metallic objects. It can generate heat if the positive
and negative terminals of the batteries are
No t e s
harmful interference in
residential installation. This
The name plate indicating operating voltage, power
consumption, etc. is located on the bottom exterior of
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
accidentally contacted by
If you have any questions or problem
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.
Excluding FX177/ FX173/ FX171 for U.S.A., Canada
and Europe: Use only the recommended AC power
adaptor (not supplied). Check also the local voltage to
particular installation. If this equipment does
polarity of the plug
If the rechargeable battery is new or it has not been
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
short circuit to the AC power adaptor.
a long time, it may not be charged
Excluding FX177/ FX173/ FX171 for U.S.A., Canada
and Europe: To disconnect the AC power adaptor,
completely. (The playing time is shorter.)
only use the plug and not the cable
The rechargeable batteries can be charged about 300
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.
Do not charge a dry battery.
Check the ]and }on the batteries, and be sure to
insert them like the illustration in this manual.
Reorient or relocate the receiving antenna.
Increase the separation between the equipment and
Connect the equipment into an outlet on
different from that to which the receiver is
Consult the dealer or an experienced radio/ TV
technician for help.
When you are not going to use your Walkman for a
long time, remove the batteries to prevent damage
from battery leakage and corrosion.
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