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Cordless Stereo
Headphone
System
© 2003 Sony Corporation
Operating Instructions
Mode d'emploi
Manual de instrucciones
3-248-361-11(2)
MDR-IF240RK
FR
ES
GB


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2GB
WARNING
To prevent fire or shock
hazard, do not expose the unit
to rain or moisture.
To prevent fire or shock hazard, do not
place objects filled with liquids, such as
vases, on the apparatus.
To avoid electrical shock, do not open
the cabinet. Refer servicing to qualified
personnel only.
Do not install the appliance in a
confined space, such as a bookcase or
built-in cabinet.
Owner's Record
The model number is located on the
front of the transmitter and the left
inner side of the headband.
The serial number is located at the
bottom of the transmitter and the right
inner side of the headband.
Record these numbers in the spaces
provided below. Refer to them
whenever you call upon your Sony
dealer regarding this product.
Model No. MDR-IF240RK
Transmitter TMR-IF240R
Headphones MDR-IF240R
Serial No.
Transmitter
Headphones
You are cautioned that any changes or
modifications not expressly approved in this
manual could void your authority to operate
this equipment.
For the customers in the U.S.A and
Canada
RECYCLING NICKEL METAL
HYDRIDE BATTERIES
Nickel Metal Hydride
batteries are recyclable.
You can help preserve
our environment by
returning your used
rechargeable batteries to
the collection and
recycling location
nearest you.
For more information regarding recycling
of rechargeable batteries, call toll free
1-800-822-8837, or
visit http://www.rbrc.org/
Caution: Do not handle damaged or
leaking Nickel Metal Hydride batteries.
The validity of the CE marking is
restricted to only those countries where
it is legally enforced, mainly in the
countries EEA (European Economic
Area).


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3GB
Welcome!
Thank you for purchasing the Sony
MDR-IF240RK Cordless Stereo
Headphone System. Before operating
the unit, please read this manual
thoroughly and retain it for future
reference.
The MDR-IF240RK is a cordless stereo
headphone system using infrared
transmission. You can enjoy listening to
a programme free from the restriction
of the headphone cord by simply
connecting the transmitter to a TV, or
audio components equipped with a
headphone jack or a line output jack.
· Cordless, noiseless infrared headphone
system resistant to external noise, etc.
· Easy rechargeable battery system
automatically charges the headphones
when placed on the transmitter.
· Wide infrared reception range of up to 7m
(23 ft.).
· Self-adjusting headband mechanism
eliminating the need for headband
adjustment.
· Single VOL control adjusts both the right
and left volume of the headphones.
· Either rechargeable nickel-metal hydride
battery (supplied) or commercially
available (size AAA) dry battery can be
used to power the headphones.
Table of contents
Getting started
Unpacking ........................................... 4
Charging the supplied rechargeable
battery .............................................. 5
Setting up the transmitter ................. 8
Operating the system
Listening to a program .................... 10
The effective area of the
transmitter ..................................... 12
Replacing the ear pads .................... 12
Additional information
Specifications .................................... 13
Precautions ....................................... 14
Troubleshooting ............................... 14
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Getting started
4GB
N
Getting started
Unpacking
Check that you have the following
items before using the headphones:
· The transmitter TMR-IF240R (1)
· AC power adaptor (1)
· Connecting cord (1)
(phono plugs
h stereo mini plug)
· Unimatch plug adaptor (1)
(stereo mini jack
h stereo phone
plug)
· Rechargeable nickel-metal hydride
battery (1)
· The headphones MDR-IF240R (1)


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Getting started
5GB
Charging the
supplied
rechargeable
battery
The supplied rechargeable nickel-metal
hydride battery is not charged from the
first time you use it. Be sure to charge
them before use.
To charge the headphones, place them
on the transmitter.
1 Open the battery compartment
lid of the left housing.
2 Insert the supplied rechargeable
nickel-metal hydride battey into
the battery compartment
matching 3 terminal on the
battery to 3 on the
compartment.
Do not use rechargeable battery
other than the supplied one.
3 Close the battery compartment
lid.
4 If your AC power adaptor is
equipped with a voltage
selector, set it to the operating
voltage in your area with a
screw driver before connecting
the AC power adaptor to an AC
outlet.
(Continued)