3-249-181-21 (1)
FM Stereo/AM
Headphone Radio
Operating Instructions
“WALKMAN” is a registered trademark of Sony Corporation
to represent Headphone Stereo products.
is a registered trademark of Sony
Corporation.
FM/AM WALKMAN
SRF-H11
Sony Corporation © 2003 Printed in China
For customers in the USA
Please register this product on line at
http://www.sony.com/productregistration.
Proper registration will enable us to send you
periodic mailings about new products, services,
and other important announcements. Registering
your product will also allow us to contact you in
the unlikely event that the product needs
adjustment or modification. Thank you.
WARNING
You are cautioned that any changes or modifications not expressly approved in this manual could
void your authority to operate this equipment.
This device complies with Part 15 of the FCC
Rules. Operation is subject to the condition that
this device does not cause harmful interference.
Before You Begin
Thank you for choosing the Sony radio! It will give
you many hours of reliable service and listening
pleasure.
Before operating the radio, please read these
instructions thoroughly and retain them for future
reference.
Features
• Designed for hands free use.
• Water-resistant body for all weathers operation.
• Light reflector to reflect car lights at night for your
safety.
• MEGA BASS for dynamic bass sound system.
• DX/LOCAL selector for better reception.
Precautions
• Operate the unit only on 1.5 V DC with one size
AAA (R03) battery.
• Avoid exposure to temperature extremes, direct
sunlight, moisture, sand, dust, or mechanical shock.
Never leave in a car parked under the sun.
• Should solid object or liquid fall into the unit,
remove the batterry, and have the unit checked by a
qualified personnel before operating it any further.
• In vehicles or buildings, radio reception may be
difficult or noisy. Try listening near a window.
• To clean the casing, use a soft cloth dampened with
a mild detergent solution.
Notes on Headphones
Road safety
Do not use headphones while driving, cycling, or
operating any motorized vehicle. It may create a
traffic hazard and is illegal in many areas. It can also
be potentially dangerous to play your headphones at
high volume while walking, especially at pedestrian
crossings. You should exercise extreme caution or
discontinue use in potentially hazardous situations.
Preventing hearing damage
Avoid using 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.
Caring for others
Keep the volume at a moderate level. This will allow
you to hear outside sounds and to be considerate to
people around you.
Warning
If there is lightning when you are using the unit, take
off the headphone radio immediately.
Cautions on Water-resistance
This unit is designed so that it can be used with slight
exposure to rain, snow and other forms of moisture,
but there are several points on which caution should
be observed.
• Do not allow it to come in contact with large
amounts of water.
• Do not immerse it in water.
• If water should get on it or if it should fall into
water, take it out immediately and wipe it off with a
dry cloth. The interior of the battery compartment
has no water-resistance. The battery may corrode,
so wipe out the interior of the battery compartment
as follows.
– Open or close the battery compartment with dry
hands in a place without exposure to any water.
– Wipe off the battery and the inside of the battery
compartment. Give special attention to the
contacts so that no water remains on them.
If you have any questions or problems concerning
your unit, please consult the nearest Sony dealer.
Specifications
Frequency range:
FM: 87.5 – 108 MHz
AM: 530 – 1 710 kHz
Power output:
6 mW + 6 mW (at 10% harmonic distortion)
Headphone type:
Dynamic
Power requirements:
1.5 V DC, one size AAA (R03) battery
Mass:
Approx. 115 g (4 oz) incl. a battery
Design and specifications are subject to change
without notice.
F
M
D
X
A
M
B
A
N
D
L
O
C
A
L
Driver units
Battery compartment
L
Light reflector (R, L)
This reflector reflects car
lights at night for your safety.
POWER OFF•ON•
MEGA BASS
* There is a tactile dot beside volume to show the
direction tune up the volume.
A
L
VOL*
Insert the # side of the
battery first.
Size AAA (R03) x 1
g
Neck band
TUNE
R
BAND
FM DX/LOCAL•
AM
Installing the
Battery
1 Open the battery compartment lid and
install one size AAA (R03) battery (not
supplied) with correct polarity.
2 Close the lid.
When to replace the battery
Replace the battery when the sound becomes weak or
distorted. Remove the old battery and insert a new one.
Battery life (Approx. hours) (JEITA*)
When using FM AM
Sony alkaline
size AAA (LR03) 42 54
Sony size AAA
(R03) 18 23
* Measured by JEITA (Japan Electronics and
Information Technology Industries Association)
standards. The actual battery life may vary
depending on the circumstance of the unit.
Notes on battery
• Do not charge the dry battery.
• Do not carry the dry battery together with coins or
other metallic objects. It can generate heat if the
positive and negative terminals of the battery are
accidentally come into contact with metallic objects.
• When you are not going to use the unit for a long
time, remove the battery to avoid damage from
battery leakage and corrosion.
To attach the battery compartment lid if it is accidentally
detached (See Fig. B)
1 Engage the catch of the lower half of the
unit in the hole of the lid.
2 Press the lid into the unit and downwards to
lock it.
(See Fig. A)
B
C
L
Wearing the Radio (See Fig. C)
1 Wear the neckband around the back of your
head.
2 Wear the headphones with your left ear
between the Driver unit (marked L on the
outside) and the neckband, and your right
ear between the Driver unit (marked R on
the outside) and the neckband.
3 Adjust the angle of the neckband to fit the
headphones on your ears.
g
Improving Radio
Reception
FM:Set BAND to LOCAL if interference is prevalent
and reception is too strong. Under normal
conditions, set it to DX.
AM:Move around to obtain better reception.
Playing the Radio
1 Set POWER to ON.
Left ear
Neck band
2 Set BAND to select FM or AM.
The neckband serves as an FM antenna.
3 Turn TUNE to tune in to a station.
4 Adjust VOL (volume).
To turn off the radio, set POWER to OFF.
To obtain poweful bass sound
Set POWER to MEGA BASS.
The “MEGA BASS” system produces a poweful bass
sound.
When the sound becomes distorted, switch POWER
to ON.