Sony MDR-F130K Operating Instructions

MDR-IF130K. 3-862-872-41(1) EG Page 1
3-862-872-41(1)
Cordless Stereo
Headphone System
Operating Instructions
Bedienungsanleitung
MDR-IF130K
Sony Corporation © 1998 Printed in Korea
English
WARNING Unpacking
To prevent fire or shock hazard, do not Check that you have the following items:
expose the unit to rain or moisture.
• Transmitter
TMR-IF130
To avoid electrical shock, do not open the
cabinet. Refer servicing to qualified
personnel only.
• AC power adaptor
WARNING
You are cautioned that any changes or
modifications not expressly approved in this
manual could void your authority to operate this
equipment.
• Connecting cord (phono plugs ˜ stereo mini
plug)
Welcome!
• Headphones
MDR-IF230
Thank you for purchasing the Sony MDR-IF130K
Cordless Stereo Headphone System. Before
operating the unit, please read this manual
thoroughly and retain it for future reference.
Some features are:
Das System besitzt die folgenden Funktionen:
• Cordless system that allows you to listen to a
program free from the restriction of a cord.
• Broad horizontal listening area that gives you
superb sound virtually anywhere in the room.
• Self-adjusting headband for fitting your head
perfectly.
• The VOL control adjusts the volume level of
both channels.
• The power of the headphones turns on and off
automatically every time you put the
headphones on and off (Auto power on/off
function).
2
Connect the transmitter to a power
Setting up the source.
Transmitter
transmitter
1
to an AC outlet
Connect the transmitter to audio/video
equipment.
¥
a When connecting to your audio/video LINE IN R PHONES IN L DC IN 9V
to DC IN 9V
system's LINE OUT or REC OUT jacks,
jack
connect the cord to the transmitter's LINE
IN jack only.
Transmitter AC power adaptor
(supplied)
Notes
•Do not connect to the PHONES IN jacks and
LINE IN jack at the same time. If you do so, the
audio signals may be mixed.
•Use only the supplied AC power adaptor. Do not
¥
LINE IN R PHONES IN L use any other AC power adaptor.
DC IN 9V
to LINE IN jack
Polarity of the plug
•When you connect the connecting cord directly to
Connecting cord an earphone jack, the audio signal will not be
(supplied)
output through the right channel. In such a case,
use the separately sold PC-236HG plug adaptor.
Left channel Right channel * WALKMAN is a registered trademark of Sony
(white) (red)
Corporation.
to LINE OUT or REC
OUT jacks
Setting up the
headphones
Stereo system, TV,
VCR, etc.
1
Note
Open the battery compartment lid on top
If your audio/video equipment has a stereo mini
of the left housing.
jack(LINE OUT), connect the stereo mini jack(LINE OUT)
to LINE IN of the transmitter by using optional
connecting cord RK-G136HG. Connecting the LINE OUT
jack of your audio/video equipment to PHONES IN of
the transmitter will cause low or muffled sound. To
connect to PHONES IN of the transmitter with the
supplied cord, use a headphones jack on the audio/video
equipment.
b When connecting to your Discman's
headphones jack, connect the cord to the
2
transmitter's PHONES IN jack only.
Insert one R6 (size AA) battery by
matching the + on the battery to the +
terminal on the lid.
Transmitter
to PHONES IN
¥
LINE IN R PHONES IN L
DC IN 9V
jacks
Right Left channel
channel (white)
(red) 3
Close the battery compartment lid.
Connecting cord
(supplied)
to a
Unimatch plug
headphones
adaptor (not
jack (stereo
supplied)
mini jack)
to a headphones Discman,
jack (stereo WALKMAN*, TV, Removing the battery
phone jack) VCR, etc.
Open the battery compartment lid, while keeping
the housing level and remove the battery from the
battery compartment as illustrated below.
Housing (left)
Battery
compartment lid
Battery
Battery life
Battery Approx. hours
Sony alkaline battery 100
LR6/AM3 (N)
Sony battery 50
R6P/SUM-3 (NS)
When to replace the battery
Replace the battery with new one when the
POWER indicator on headphone dims, and a
hissing noise increases.
Listening to a The effective areas
program of the transmitter
The illustration below shows the approximate area
1
Turn on the audio/video equipment
covered by the infrared rays emitted from the
connected to the transmitter. When the
transmitter.
audio signals is input, the transmitter
Transmitter
turns on automatically and the infrared
Infrared ray
emitters glow. If the transmitter is
connected to the headphone jack, set the
Approx. 3 m
volume control of the audio source (1181/8 in.)
45°
equipment as high as possible but not
Approx. 7 m (23 ft.)
so high that the audio signal gets
45°
distorted. (Around level 5 or 6 on the
Approx. 3 m
volume control should be
(1181/8 in.)
appropriate.)
2
Put on the headphones and the power Notes
turns on automatically. The power •If you use the headphones at too great a distance
from the transmitter, you may hear a hissing
indicator glows red when the power
noise and if there is an object between the
turns on.
receiver and the transmitter, the sound may be
interrupted. These phenomena are inherent to
infrared ray communication and do not mean
that there is a problem with the unit itself.
•The infrared rays will not penetrate walls or
opaque glass, therefore, be sure to stay within
sight of the transmitter.
•When you use the headphones inside the area
illustrated in the diagrams, the transmitter can be
placed in the front, behind or by the side of the
3
listener.
Adjust the volume.
Precautions
• Before operating the system, check that the
operating voltage of your system is identical
with the voltage of your local power supply.
• The CE mark on the unit is valid only for
Auto power on/off function products marketed in the European Union.
• When the headphones is not to be used for a
When you remove the headphones, the power
long period of time, remove the battery to avoid
turns off automatically. Do not pull up the self
damage caused by battery leakage and
adjusting band when not using the headphones,
subsequent corrosion.
otherwise the headphones will be switched on.
• When the transmitter is not to be used for a long
period of time, disconnect the AC power
adaptor from the AC outlet holding the plug.
Do not pull on the cord.
• Do not leave the cordless stereo headphones
system in a location subject to direct sunlight,
heat or moisture.
Notes on headphones
Mute function Preventing hearing damage
If a hissing noise is heard when the infrared rays Avoid using headphones at high volume. Hearing
experts advise against continuous, loud and
are obstructed, or the headphones are used outside
extended play. If you experience a ringing in your
of the effective range (see the next section), the
ears, reduce the volume or discontinue use.
mute function will be activated and the sound will
not be heard from the headphones. To restore the
Caring for others
sound, move nearer toward the transmitter or
Keep the volume at a moderate level. This will
remove the obstruction.
allow you to hear outside sounds and to be
considerate to the people around you.
When no audio signal is received
at the transmitter input for more
If you have any questions or problems concerning
the system that are not covered in this manual,
than approximately five minutes
please consult the nearest Sony dealer.
The transmitter will be turned off automatically.
Be sure to bring the headphones and the
After listening to a program transmitter to the Sony dealer when requiring
repair work.
Take the headphones off before the transmitter
turns off. Otherwise you may hear some noise
when the infrared rays are suddenly cut off.
Note
The infrared emitters light up when the transmitter is
turned on. The brightness of the emitters may not be
uniform, however, this is not a malfunction.
Replacing the Ear Specifications
Pads
General
Modulation system
When the ear pads become dirty or damaged,
Frequency modulation
consult your nearest Sony dealer and replace them
as illustrated below. Carrier frequency
Right 2.8 MHz
Left 2.3 MHz
Remove the old ear pad
by pulling it out. Frequency response
18 – 22,000 Hz
Transmitter TMR-IF130
Stromversorgung
Power source DC IN 9 V jack accepts
power supplied from the AC power
adaptor for use on the following
voltages:
Where purchased Operating voltage
U.S.A./Canada 120 V AC, 60 HZ
U.K. 220 – 230 V AC, 50 Hz
Place the new ear pad
around the driver unit
European countries 220 – 230V AC, 50 Hz
as illustrated.
Other countries 220 – 230 V AC,
50/60 Hz or 120 V AC, 60 Hz
Japan (Except for 220 – 240 V AC, 50 Hz
Japanese domestic
model)
Audio input Phono jacks/stereo mini jack
Dimensions Approx. 152 38 72 mm
(6 1 1 / 2 3 / in.) (w/h/d)
2 4
Mass Approx. 75 g (2.7 oz.)
Troubleshooting
Headphones MDR-IF230
No sound/Muffled sound
Power source Supplied Ni-Cd rechargeable battery
/ Check the connection of the audio/video
NC-AA (HJ) or DC 1.5 V, 1
equipment or the AC power adaptor.
AA) battery
/ Check that the audio/video equipment is turned
Mass Approx. 180 g (6.4 oz.) including
on.
battery
/ Turn up the volume on the connected audio/video
equipment, if the transmitter is connected to the
Supplied Ni-Cd rechargeable battery
headphones jack. (Around level 5 or 6 on the
Model name NC-AA (HJ)
volume control should be appropriate.)
/ The mute function is activated. Type Ni-Cd
• Check if there is any object between the
Voltage 1.2 V
transmitter and the headphones.
Capacity 600 mAh
• Use the headphones near the transmitter.
• Change the position and angle of the transmitter.
Optional accessories
/ The headphones' power indicator light is weak or
Plug adaptor
turned off.
• Replace the battery of the headphones. PC-236HG
/ When the LINE OUT jack of your audio/ video (stereo mini jack ˜ monaural mini plug)
equipment is connected to PHONES IN jack of the
PC-234HG
transmitter, the sound will be low. Connect the
(stereo mini jack ˜ stereo phone plug)
LINE OUT jack to the LINE IN jack as described in
Connecting cords
"Setting up the transmitter".
RK-G136HG
(stereo mini plug ˜ stereo mini plug)
Distortion
RK-G129HG
/ If the transmitter is connected to the headphones
(stereo mini plug ˜ phono plug 2)
jack, turn down the volume of the connected
audio/video equipment. (Around level 5 or 6 on
the volume control should be appropriate.) Design and specifications are subject to change without
/ The headphones' power indicator light is weak or notice.
turned off.
• Replace the battery of the headphones.
/ When the headphone's jack output is connected to
the LINE IN jack of the transmitter, increasing the
volume of the connected audio/video equipment
may cause distortion. Connect the headphones jack
output instead to PHONES IN jack as described in
"Setting up the transmitter".
Loud background noise
/ Move closer to the transmitter. As you move away
from the transmitter, more noise is likely to be
heard. This is inherent to infrared ray
communication and does not mean that there is a
problem with the unit itself.
/ Check that there is no object between the
transmitter and the headphones.
/ Check that the infrared sensors are not covered
with your hands or hair.
/ Change the position or angle of the transmitter.
• The headphones are used by a window where
the sunlight is too strong.
nDraw the curtains/blind to shut out the direct
sunlight, or use the headphones away form
the sunlight.
/ If the transmitter is connected to the headphones
jack, turn up the volume of the connected audio/
video equipment. (Around level 5 or 6 on the
volume control should be appropriate.)
/ The headphones' power indicator light is weak or
turned off.
• Replace the battery of the headphones.
MDR-IF130K. 3-862-872-41(1) EG Page 1
R6 (size