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  9. Sony MDR-IF240RK - Headphones - Binaural User manual

Sony MDR-IF240RK - Headphones - Binaural User manual

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SONY, 3-2,_-_o_--!2!
Cordless Stereo
Headphone
System
[e]_.
Operating Instructions
Mode d'emploi
Manual de instrucciones
lt_'|
MDR-IF240RK
© 2003 Sony Corporation
For the customers in the U.S.A and
WARN IN(S Canada
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-1F240RK
Transmitter TMRqF240R
Headphones MDRqF240R
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.
RECYCLING NICKEL METAL
HYDRIDE BATTERIES
Nickel Metal Hydride
batteries are recyclable.
You can help preserve
our environment by
returning your used
recbargeable 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).
2G°I
Welcome!
Thank you for purchasing the Sony
MDRqF240RK Cordless Stereo
Headphone System. Before operating
the unit, please read this manual
thoroughly and retain it for future
reference.
The MDRqF240RK 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 th_ 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
3GB
1_ _Getting started
Unpacking
Check that you have the following
items before using the headphones:
• The transmitter TMR-IF240R (1)
• The headphones MDRqF240R (1)
• AC power adaptor (1)
• Connecting cord (1)
(phono plugs _ stereo mini plug}
• Unimatch plug adaptor (1)
(stereo minijack_=>stereo phone
plug)
• Rechargeablenickel-metal hydride
battery (1)
4G°I
Charging the
supplied
rechargeable
battery
The supplied rechargeable nickebmetal
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.
1Open the battery compartment
lid of the left housing.
2Insertthe supplied rechargeable
nickel-metal hydride battey into
the battery compartment
matching _) terminal on the
battery to _) on the
compartment.
Do not use rechargeable battery
other than the supplied one.
3 Close the battery compartment
lid.
\\
4If 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)
I 5GB
5Connect the supplied AC power
adaptor to the transmitter.
Transmitter
to an AC outlet
AC power _-,
adaptor
(supplledl
to DC IN 9V jack
6Rest the headphones on the
transmitter so that the
headphones' contact point
meets the transmitter's contact
pin while making sure that the
charging indicator lights up.
The charging is completed in about
16 hours and the charging indicator
goes off.
jRight
Contact
point
Contact
pin
Left housing
When the indicator is not lit
Check if the right and left headphones
are rested on the transmitter correctly.
The indicator may not be lit if the
headphones' contact point does not
meet the transmitfer's contact pin. Take
off the headphones and place them on
the transmitter again so that the
indicator lights up.
To recharge the headphone
battery after use
Place the headphones on the transmitter
after you use the headphones. Since the
built-in timer recognizes when
charging is complete, there is no need to
take off the headphones from the
transmitter after the completion of
charging.
Notes
• The transmitter automatically turns off
while charging the battery.
• This system is designed to charge only the
supplied rechargeable battery type
BP_HP550 for safety. Note that other types
of rechargeable battery cannot be charged
with this system.
• If a dry battery is installed, they cannot be
charged.
• Do not attempt to use the supplied BP*
HP550 rechargeable battery for other
components. They are for use with this
system only.
• Charge in an environmental temperature of
between 0_C and 40_C (between 32 _Fand
104°F).
Charging and usage hours
Approx. Approx. usage
charging hours time .1
1hour 1 hour and 45
minutes .3
16 hours .2 35 hours .3
*_ at 1 kHz, 1 mW +1 mW output
_: hours required to fully charge empty
battery
*_Time stated above may vary, depending
on the temperature or conditions of use.
6G°I
When the remaining battery
power becomes weak
When the rechargeable battery becomes
weak, the power indicator light dims.
Recharge the battery as soon as
possible.
Note
The rechargeable nickel-metal hydride
battery should be replaced with new one
when they last only half the expected time
after a proper recharging. The rechargeable
battery type BP-HP550 is not commercially
available. You can order the battery from the
store where you purcha_d this system, or at
your nearest Sony dealer.
Using the headphones with dry
battery (sold separately)
Commercially available (size AAA) dry
batteries can also be used to power the
headphones. Install the battery in the
same manner as described in steps 1
through 3 of "Charging the supplied
rechargeable battery."
When dry battery is installed, the
battery charge function is not
activated.
Notes on Batteries
• Do not charge a dry battery.
• Do not carry a 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 or corrosion.
Battery life
Battery Approx. hours *_
Sony alkaline battery 60 hours .2
LR03/AM-4(N)
Sony mangane_ 28 hours .2
battery R03/UM-4
(NU)
*_at i kHz, 1 mW+l mW output
*_Time stated above may vary, depending
on the temperature or conditions of use.
I7GB
Setting up the
transmitter
The transmitter is equipped with two
input jacks, which allows for connection
to the specified output jacks: PHONES
1N to the headphone jack, and LINE 1N
to the LINE OUT jacks of your
connected equipment.
1Connect the transmitter to an
audio/video component.
Select method [] or 1"_, according
to the output jack type of the AV
component you use.
[] When connecting to a
headphones jack
Connect to the PHONES 1N jack on
the transmitter.
Transmitter
to PHONES IN jacks
Left channel (white)
Connecting cord
(supplied)
to headphone jack
(stereo mini jack)
_Otheead Phh°nneeiacCkl _" _
WALKMAN*, TV,
VCR, etc.
* WALKMAN is a registered trademark of
Sony Corporation to represent Headphone
Stereo products.
sG°I
[] When connecting to any jacks
other than the headphones jack
Connect to the LINE IN jacks on the
transmitter.
Transmitter
2If your AC power adaptor is
equipped with avoltage
selector, set it to the operating
voltage in your area with a
screw driver before connecting
the AC power adaptor to an AC
outlet.
to LINE IN jack
Connecting cord
(supplied)
Left channel Right channel
(white) _(red)
to any jacks
_teha_pthane jack/_V_J
Stereo, TV, VCR, etc.
Note
If your AV component has a stereo mini jack
(LINE OUT), connect the stereo mini jack to
LINE IN jack of the transmitter by using the
connecting cord KK_G136 sold separately. If
you connect LINE OUT jack of your AV
component to PHONES 1N jack of the
transmitter, volume may be too low.
3 Connect the supplied AC power
adaptor to the transmitter.
Transmitter to an AC
outlet
AC power --_
adaptor
(supplied)
to DC IN 9 V jack
(Continued)
I 9GB
Notes
•Do not connect to the PHONES 1N jack and
LINE IN jack at the same time. If you
connect two audio/visual components to
both jacks at the same time, both of the
audio signals may result in mixed output.
• Use only the supplied AC power adaptor.
Do not use any AC power adaptor.
Unified
polarity plug
• When you connect the connecting cord
directly to an earphone jack (monaural
mini jack), the audio signal may not be
output through the right channel. In such a
case, use the separately sold PC_236MS
plug adaptor (stereo mini jack 4=>
monaural mini plug) between the
connecting cord and tho earphone jack.
Operating the system
Listening to a
program
Before listening
To prevent your ears from being
damaged, first lower the volume.
Turn on the audio/video
component connected to the
transmitter.
When the audio signal is input, the
transmitter turns on automatically
and the infrared emitters glow but
they do not glow while the
transmitter is charging the battery.
If the transmitter is connected to the
headphone jack, set the volume
control of the audio source
component as high as possible but
not so high that the audio signal
becomes distorted.
2Turn on the headphones.
The power indicator on the upper
part of the right housing glows red.
3Put on the headphones.
Be sure to put the right housing (R)
on your right ear and the left
housing (L) on your left ear.
10G