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Listening to the Radio
Notes
• If you keep pressing the TUNING + or – button, the frequency
digits go up or down quickly. And when you release, the
frequency digits go up or down step by step. When the desired
station is heard, press the TUNING + or – button again to stop the
FM SENS,
RADIO ON/OFF
TUNING +/–
tuning.
FM MODE,
• The ST (stereo) indication comes on in the display when receiving
ENTER
an FM stereo broadcast.
or LOCAL DX
• If you press the 9 PLAY, 0 or ) button while listening to the
radio, the tape operation begins.
BAND
• If you have inserted a cassette with a metallic shell or label, and
interference in radio reception occurs, remove the cassette.
VOL
Presetting Stations
You can preset up to 20 radio stations, 5 for each FM1,
FM2, FM3 and AM bands.
1
Press the RADIO ON/
OFF button.
2
2
Tune in the desired
station by using the
FX425
BAND and
TUNING +/– buttons.
PRESET
3
Press the ENTER
button to enter the
presetting mode.
The PRESET indication
comes on and starts
flashing.
1
RADIO
ON/OFF
Press the RADIO ON/
4
OFF button.
Press one of the
PRESET buttons 1 to
2
5 within ten seconds
BAND
Press the BAND
of flashing.
button to select the
The PRESET indication and
band (FM1, FM2, FM3
the preset number flash.
or AM).
5
Press the ENTER
button within ten
3
Press the TUNING +/–
seconds of flashing.
buttons to tune in
The PRESET indication
TUNING
the desired station.
and the preset number light.
To recall the preset station
Press the BAND button to select the band, and then press
the corresponding preset button.
To adjust the volume
Set the VOL control.
To turn off
Press RADIO ON/OFF.
Improving Radio Reception
Improving FM reception
Extend the headphones cord or adjust the FM SENS
(FX221 for U.S.A., Canada and Central and South
America/FX227/FX229/FX421/FX421V/FX423), FM
MODE (FX221 for other countries) or LOCAL/DX
(FX425) switch.
FX221 (for U.S.A. and
FX221 (for other
Canada) FX227/FX229/
countries)
FX421/FX421V/FX423
RADIO
ON/OFF
FX425
BAND
b
TUNING
ENTER
Improving AM reception
Rotate the Walkman.
1
5
2
4
3
Listening to the Radio Abroad
The frequency range differs depending on the area. If
you listen to the radio in an area of different frequency
range, change the area indication in the display. To
change it, press the ENTER button while the radio is
turned on. Press and hold the BAND button until the
area indication flashes. Then, press the BAND button
again to change the area indications ("U": USA, Canada
and Central and South America; "E": European and other
ENTER
countries). Press the ENTER button to set the frequency
range.
Notes
• If you change the frequency range, all the preset stations in the
memory will be canceled.
• For E area indication, the hour display is on a 24-hour cycle.
If the display shows incorrect
information
When you use the Walkman for the first time or when
you have left the Walkman without batteries for a long
period of time, the display may show incorrect
information or the preset stations may not be recalled
correctly. If this happens, remove the batteries, and leave
until the display goes off. Then insert the batteries and
turn on again.
The memories of all the preset stations and the current
time will be canceled.
Reset these functions to the desired stations and time.
Using the Belt Clip
Precautions
With the supplied belt clip, you can wear your Walkman
Notes on headphones
on a belt for convenient use.
Concerning Road Safety
Do not use headphones while driving, cycling, or operating any
Removing the Belt Clip
motorized vehicle. It may create a traffic hazard and is illegal in
many areas. It can also be potentially dangerous to play your
Lift the tab slightly and
headsets at high volume while walking, especially at pedestrian
push down with your
crossings. You should exercise extreme caution or discontinue
finger to remove the belt
use in potentially hazardous situations.
clip from the Walkman.
Preventing hearing damage
Do not use headphones 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.
Attaching the Belt Clip
Align the belt clip with
Caring for others
Keep the volume at a moderate level. This will allow you to hear
the grooves on the back
outside sounds and to be considerate to the people around you.
of the Walkman and
slide the belt clip up
Taking Care of Your Walkman
until you hear a click, to
•Do not expose the Walkman to extreme temperatures, direct
firmly attach it to the
sunlight, moisture, sand, dust or mechanical shock. Never
Walkman.
leave the Walkman in a car parked in the sun.
•Do not wind the headphones cord around the Walkman.
The buttons may be kept pressed, causing unnecessary battery
usage.
Specifications
•Prolonged use may contaminate the tape head. If sound
drop-out or excessive noise occurs, clean the head and tape
path with alcohol.
Radio Frequency
For U area indication:
FM: 87.5 – 108 MHz (0.1 MHz step)
AM: 530 – 1,710 kHz (10 kHz step)
For E area indication:
FM: 87.5 – 108 MHz (0.05 MHz step)
AM: 531 – 1,602 kHz (9 kHz step)
Power Requirements
FX421/FX421V/FX423/FX425
3 V DC Batteries AA (R6)
2
External DC 3 V power sources
Battery Life
•Clean the headphones plug periodically for optimum sound.
(approximate hours when using the batteries specified below)
•Do not use alcohol, benzine or thinner to clean the case.
Battery
Playback
Radio
About the Battery Compartment Lid
Sony Alkaline LR6 (SG)
16 hours
33 hours
If the battery compartment lid is detached by an accidental drop,
Sony R6P (SR)
4.5 hours
13 hours
excessive force etc., attach it as illustrated in the numbered
Dimensions
order.
116.5 x 86.3 x 34.6 mm (4
5
⁄
x 3
1
⁄
x 1
3
⁄
in.) (w/h/d)
8
2
8
incl. projecting parts
Mass
210 g (7.5oz) incl. batteries
Supplied Accessories
– Stereo headphones (1)
– Belt clip (1)
Optional Accessories
– AC power adaptor AC-E30HG
Your dealer may not handle some of the optional accessories listed
above. Please ask the dealer for detailed information.
If you have any question or problem concerning your Walkman,
please consult your nearest Sony dealer.
Design and specifications are subject to change without notice.
Dolby noise reduction manufactured under license from Dolby
Laboratories Licensing Corporation.
"DOLBY" and the double-D symbol a are trademarks of Dolby
Laboratories Licensing Corporation.
This warranty is valid only in the United States.
LIMITED WARRANTY
Cleaning the head and tape path
2
1
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