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3-278-744-11(2)
Noise Canceling
Headphones
Operating Instructions
Manual de instrucciones
MDR-NC500D
©2008 Sony Corporation
Printed in Malaysia
the following measures:
English
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment
and receiver.
Before operating the unit, please read this manual
- Connect the equipment into an outlet on a
thoroughly and retain it for future reference.
circuit different from that to which the receiver
is connected.
WARNING
- Consult the dealer or an experienced radio/TV
technician for help.
To reduce the risk of fire or
Owner's Record
electric shock, do not expose this
The model number is located on the housing, and
apparatus to rain or moisture.
the serial number is located inside of the earpad,
at the bottom of the left housing.
To reduce the risk of electrical
Record the serial number in the spaces provided
shock, do not open the cabinet.
below. Refer to them whenever you call upon
Refer servicing to qualified
your Sony dealer regarding this product.
personnel only.
Model No. MDR-NC500D
The following FCC statement applies only to the
Serial No.
version of this model manufactured for sale in the
USA. Other versions may not comply with FCC
For the customers in the USA
technical regulations.
RECYCLING LITHIUM-ION
BATTERIES
This device complies with Part 15 of the FCC
Rules. Operation is subject to the following two
Lithium-Ion batteries are recyclable.
conditions: (1) This device may not cause harmful
You can help preserve our
interference, and (2) this device must accept any
environment by returning your used
interference received, including interference that
rechargeable batteries to the
may cause undesired operation.
collection and recycling location nearest you.
For more information regarding recycling of
You are cautioned that any changes or modifications
rechargeable batteries, call toll free
not expressly approved in this manual could void
1-800-822-8837, or visit
your authority to operate this equipment.
http://www.rbrc.org/
Note: This equipment has been tested and found
to comply with the limits for a Class B digital
Caution: Do not handle damaged or leaking
device, pursuant to Part 15 of the FCC Rules.
Lithium-Ion batteries.
These limits are designed to provide reasonable
protection against harmful interference in a
residential installation. This equipment generates,
uses, and can radiate radio frequency energy and,
if not installed and used in accordance with the
instructions, may cause harmful interference to
radio communications. However, there is no
guarantee that interference will not occur in a
particular installation. If this equipment does
cause harmful interference to radio or television
reception, which can be determined by turning the
equipment off and on, the user is encouraged to
try to correct the interference by one or more of
When the rechargeable
Features
battery is low
• Digital noise canceling headphones
When the rechargeable battery is low, short beeps
with Sony's unique DNC Software
sound from the unit for 8 seconds and the
Engine.
POWER indicator blinks slowly.
Creation of a high-precision canceling signal
When the battery level is getting lower, a long
delivers outstanding noise canceling
beep sounds from the unit for 2 seconds and the
performance.
POWER indicator blinks quickly, and all
• AI (Artificial Intelligence) Noise
operations are stopped. Move the POWER switch
to "OFF" in this case.
Canceling function.
Automatic selection of the optimal noise
z Tips
canceling mode based on intelligent analysis of
When the battery runs out, you can supply the power to
environmental ambient noise.
the headphones in one of the following ways:
• Digital equalizer delivers ideal frequency
• Connect the headphones to the AC power adopter by
response and high-quality music
following the steps shown in "Charge the
headphones."
reproduction.
You can use the headphones while charging.
• High S/N ratio achieved through digital
• Use the supplied connecting cord with battery case.
See "How to use the connecting cord with battery
signal processing.
case" for details.
• Lightweight design creates extremely
comfortable wearing fit.
Using your AC power
Generous use of lightweight materials such as
adaptor abroad
Magnesium and A7075 aluminum alloy.
You can use your AC power adaptor in any
• Pressure relieving urethane cushion in
country or area that uses 100 V to 240 V AC,
the earpad.
50/60 Hz, by connecting a plug adaptor. If the
The earpad structure provides comfort without
country you visit employs a different shaped
stress even after extended use.
socket, use the correct plug adaptor.
• Built-in monitor function lets you
Consult your nearest travel bureau for the type of
silence the audio to listen outside.
plug adaptor needed for your trip.
Charge the headphones
Listening to music
The headphones contains a rechargeable Lithium-
Ion battery. Charge the battery before use.
1
Connect the headphones to the AV
equipment.
Connect the supplied AC power adaptor to the DC
Headphones
IN 6V jack on the headphones and an AC outlet.
The charge indicator lights up in orange and
When connecting
charging starts.
to the stereo mini
jack of a
Headphones
WALKMAN*, etc.
To an AC outlet
Connecting
cord 1.5 m
(supplied)
AC power
To DC IN
adaptor
6V jack
(supplied)
Charge
indicator
Connecting cord
When connecting
0.5 m (supplied)
to the stereo mini
jack of the remote
Charging is completed after about three hours,
control supplied
Remote
and the charge indicator goes out.
with a WALKMAN,
control
Disconnect the AC power adaptor after the
etc.
* "WALKMAN" and "WALKMAN" logo are
charging has finished.
registered trademarks of Sony Corporation.
Note
Notes
• Use the AC power adaptor supplied with this unit. Do
• When connecting the cord, insert the plug into the
not use any other AC power adaptor since it may
jack until the green portion of the plug disappears.
cause the unit to malfunction.
Polarity of the plug
• Avoid exposure to temperature extremes, direct
sunlight, moisture, sand, dust or mechanical shock.
• To disconnect the cord, pull it out by the plug, not
Never leave in a car parked in the sun.
the cord, as the inner conductors may break.
• Connect the AC power adaptor to an easily accessible
AC outlet. Should you notice an abnormality in the
2
Turn on the power on the right side of the
AC power adaptor, disconnect it from the AC outlet
immediately.
headphones.
• Do not install the AC power adaptor in a confined
The POWER indicator lights up in blue, and a
space, such as a bookcase or built-in cabinet.
short beep sounds from the unit.
• To reduce the risk of fire or electric shock, do not
place objects filled with liquids, such as vases, on the
AC power adaptor.
• Charge in an environmental temperature of between
0°C and 40°C (between 32°F and 104°F). Otherwise,
POWER
the battery may not be fully charged.
indicator
• If you haven't used the headphones for a long period
L
R
POWER
of time, the life of the rechargeable battery may
switch
become short. This will improve when you repeat the
charging and discharging process several times.
• When the battery life reduces to half, this may be the
end of battery lifetime. For how to change batteries,
3
Put on the headphones.
consult your place of purchase or a Sony dealer.
After confirming the cord on the left and the
• Do not store the headphones in hot places for a long
POWER switch on the right, put on the
period of time. When storing it for more than a year,
charge the battery once a year to prevent over
headphones.
discharge.
Adjust the ear pads so as to cover your ears.
• You cannot charge the rechargeable battery using the
supplied connecting cord with battery case.
Tactile dot
(on the left)
General charging and usage time
Charging time
Usage time*
1
Approx. 3 hours *
2
Approx. 16 hours*
3
*
1
At 1 kHz, 0.1 mW + 0.1 mW output
*
2
Hours required to fully charge an empty battery
*
3
Time stated above may vary, depending on ambient
temperature or conditions of use.
4
Start playing on the AV equipment
connected to the headphones.
Note
Playback is not available when there is no
power.
Utilizing the AI Noise
Hearing environmental
Canceling
sound for safety
If the MONITOR button is pressed and held while
1
the POWER switch is set to ON, playback silences
Press the AI NC MODE button.
then you can hear the surrounding environment.
When you press the AI NC MODE button and
the POWER switch is set to "ON", sounds
come from the headphones to inform you that
MONITOR
the unit has started analyzing ambient sound
button
components (approx. 3 seconds).
L
R
During analysis, sound reproduction from the
unit is stopped and the POWER indicator
lights in pink.
When analysis is completed, the most
effective noise canceling mode is set
Monitor microphone
automatically, and sound reproduction from
Note
the headphones starts.
Environmental sound might not be heard if the
microphone is covered with your fingers.
POWER
indicator
L
R
When using in an
airplane
AI NC MODE
button
• The supplied plug adaptor can be connected to
the dual or stereo mini jacks in an airplane.
AI Noise Canceling
AI Noise Canceling is a useful function that
automatically selects one of the noise canceling
modes. This function provides the most effective
for dual jacks
for stereo mini jacks
noise canceling mode by immediately analyzing
• Do not use the headphones when use of
ambient sound components when the AI NC
electronic equipment is prohibited, or when use
MODE button is pressed.
of personal headphones for in-flight music
services are prohibited.
z Tips
• When the power of the headphones is turned on,
mode A is set. (See "Noise canceling mode types,"
for details about Mode A.)
How to use the
• Press the AI NC MODE button again to reset the
noise canceling mode if ambient noise has changed,
connecting cord with
such as when you move outdoors from a room.
the battery case
To set the noise canceling mode
manually
You can continue to use the unit, even when the
rechargeable battery in the headphones runs out,
You can set the noise canceling mode manually
(manual noise canceling).
by connecting the supplied connecting cord with
battery case.
1
Press and hold the AI NC MODE button
Use the connecting cord with battery case by
for more than one second.
inserting two size AA alkaline batteries.
Sounds (
) come from the headphones to
inform you that manual noise canceling is set.
1
Open the lid of the battery case.
2
Press the AI NC MODE button
repeatedly to change the mode type.
The POWER indicator blinks pink and a
beep(s) sound(s) from the headphones. After
that, the noise canceling mode is set. The
number of POWER indicator blinks and the
beep sounds depends on the mode selected.
2
See "Noise canceling mode types."
Insert two size AA alkaline batteries.
Make sure of direction, matching the e
z Tips
marks in the case with those on the batteries.
• Mode A is selected when manual noise canceling is
activated.
• To change from manual noise canceling to AI Noise
Canceling, press and hold the AI NC MODE button
for more than one second. When you hear the sounds
(
) to inform you of the change to AI Noise
Canceling, press the AI NC MODE button again.
Ambient analysis starts and the most effective noise
canceling mode is set automatically.
3
Close the lid.
Noise canceling mode types
Mode names
Number of POWER indicator
blinks (pink) and beep
sounds
A
1
B
2
C
3
A:Noise mainly in an airplane is effectively reduced.
4
Connect the supplied connecting cord
B: Noise mainly in a bus or a train is effectively
with the battery case to both the
reduced.
C: Noise mainly found in an office environment (PC,
headphones and AV equipment.
copier, air ventilation, etc.) is effectively reduced.
Headphones
AV equipment
Connecting cord with
battery case (supplied)
Notes
• When connecting the cord, insert the plug fully into the
jack so that the green sign on the metal parts cannot be
seen.
• When disconnecting the cord, pull it out by holding the
plug. If the cord is pulled forcibly the wire may break.
5
Set the POWER switch of the
Disposing of the unit
headphones to "OFF," and then set the
POWER switch of the battery case to
The unit contains a rechargeable Lithium-Ion
"ON."
The POWER indicator on the battery case
battery. For environmental conservation, be sure
to remove the built-in rechargeable batteries from
lights up green.
the unit before disposing, and dispose of the
POWER switch
batteries appropriately.
POWER indicator
1
Pull off the earpad on the left housing,
and unwind the two screws located as in
the illustration.
See steps 2 to 4 of "Listening to music" for
the following setting steps.
1
After use, set the POWER switch of both the
headphones and the battery case to "OFF."
2
z Tips
• The power supply of the rechargeable battery is
consumed first, unless the battery runs out.
Earpad
• If you connect and turn on the connecting cord with
L
the battery case in advance when the rechargeable
battery is low, you can use the headphones
uninterrupted, even after the battery in the
headphones runs out.
2
Turn down the left housing and pull off
Notes
the outer cover.
• The use of manganese batteries is not recommended,
since this type of battery has an extremely short
usage time.
Cover
• The battery case supplies the power to the
headphones for operation purposes only. It does not
charge the internal rechargeable battery in the
headphones.
• The POWER indicator of the battery case becomes
dim when the battery life is reaching the limit.
Replace the battery with new ones at the time.
• The supplied connecting cord with battery case is
only for these headphones. Do not connect to other
equipment.
Battery life
3
Keep the cord away from the rechargeable
battery.
Battery type
Approx. hours*
1
First, remove the adhesive tape on the surface
Sony Alkaline
10 hours *
2
LR6 (size AA) battery
of the battery. Then, loosen the cord just
beside the rechargeable battery.
*
1
Output at 1 kHz, 0.1 mW + 0.1 mW
2
*
Time stated above may vary, depending on ambient
temperature or conditions of use.
Note
Because the supplied battery was included in the
package from the time of manufacture (as a
Adhesive tape
convenience to the user), it is possible that the
battery life may be somewhat depleted by the time
of purchase. The actual life of the supplied battery
Note
may be shorter than the standard time described in
Be careful not to break the internal wires.
this manual when using a fresh battery.
4
Pull out the connector on the board.
After use
Turn off the power of the headphones.
Flat Storage
Connector
The housings rotate to make them flat for easy
storage in the carrying case (supplied), or in a seat
Note
pocket. Restore to their usual position before using.
Be careful not to break the internal wires
when disconnecting the connector.
5
Remove the rechargeable battery.
The rechargeable battery is firmly installed by
adhesive tape. Take out the rechargeable
L
R
L
R
battery by lifting up in the direction of the
arrow shown in the illustration.
Putting the headphones
Rechargeable
in the carrying case
battery
Rotate the housings to be flat before putting them
in the carrying case.
Note
Remove the rechargeable battery, taking care
not to damage it.
No operation works
Precautions
• Set the POWER switch of the headphones to
"OFF," confirm the connections, and then set
The headphones contain a noise canceling circuit.
the POWER switch back to "ON."
• Reset the headphones.
What is noise canceling?
b Insert a pointed object, such as the tip of a
The noise canceling circuit actually senses outside
clip, into the hole located under the RESET
noise with built-in microphones and sends an
button on the right housing, and press until
equal-but-opposite canceling signal to the
the button slightly rebounds.
headphones.
• The noise canceling effect may not be
Specifications
pronounced in a very quiet environment, or
some noise may be heard.
General
• The noise canceling effect may vary depending
Type
Closed dynamic
on how you wear the headphones.
Driver unit
40 mm, dome type (CCAW adopted)
• The noise canceling function works for noise in
Power handling capacity
the low frequency band primarily. Although
100 mW
Impedance
40 Ω at 1 kHz
noise is reduced, it is not canceled completely.
Sensitivity
102 dB/mW
• When you use the headphones in a train or a
Frequency response
car, noise may occur depending on street
5 - 24,000 Hz
conditions.
1
Total Noise Suppression Ratio*
• Howling may occur if you do not wear the
Approx. 20 dB*
2
headphones correctly.
Power source
DC 3.7 V: Built-in lithium-ion
• Howling may occur if you place an object such
rechargeable battery,
2 × LR6 (size AA) batteries, or AC
as finger close to inside of the headphones.
power adaptor
Keep it away from the headphones.
Mass
Approx. 195 g (6.9 oz)
• Mobile phones may cause interference and
noise. To avoid interference, use noise
Supplied accessories
canceling feature only with wireless
Connecting cord (0.5 m, gold plated stereo mini
transmitters turned off (Airplane Mode).
plug) (1)
Interference noise can also occur from nearby
Connecting cord (1.5 m, gold plated L type stereo
mobile phones. Should this occur, locate the
mini plug) (1)
headphones further away from the mobile
Connecting cord with battery case (1)
phone.
Carrying case (1)
Notes on usage
Plug adaptor for in-flight use*
3
(single/dual) (1)
Gold-plated unimatch plug adaptor (stereo phone
• Clean the headphones with a soft dry cloth.
plug y stereo mini jack) (1)
• Do not leave the plug dirty otherwise the sound
Sony LR6 (size AA) batteries (2)
may be distorted.
AC power adaptor (1)
• Be sure to consult a Sony dealer when the
Operating Instructions (1)
earpads become dirty or damaged, or when the
Product Information (1)
headphones require repair work.
Startup guide (1)
• Do not leave the stereo headphones in a
Card warranty (1)
location subject to direct sunlight, heat or
moisture.
*
1
Under the Sony measurement standard.
For details about the Total Noise Suppression
Note on headphones
Ratio amount for each mode, refer to the
Preventing hearing damage
Product Information booklet.
Avoid using headphones at high volume. Hearing
*
2
Equivalent to approx. 99 % reduction of energy
experts advise against continuous, loud and
of sound compared with not wearing
extended play. If you experience a ringing in your
headphones (NC MODE A).
ears, reduce the volume or discontinue use.
*
3
May not be compatible with some in-flight
music services.
Do not listen with the headphones while
Design and specifications are subject to change
driving or cycling
without notice.
As your headphones reduce surrounding sound, it
may cause a traffic accident. Also avoid using
them where hearing must not be impaired, for
example, at a railroad crossing, a construction
site, etc.
If you have any questions or problems
concerning the system that are not covered in
this manual, please consult your nearest Sony
dealer.
Troubleshooting
No sound
• Turn on the headphones.
• When connecting the connecting cord with
battery case, turn on the power of the battery
case.
• Check that the rechargeable battery is not
depleted.
• When connecting the connecting cord and
battery case, check that the rechargeable battery
has not expired.
• Check the connection of the headphones and
the AV equipment.
• Check that the connected AV equipment is
turned on.
• Turn up the volume of the connected AV
equipment.
Muffled sound
• Turn down the volume of the connected AV
equipment.
• Charge the headphones.
• Replace the alkaline batteries in the battery
case with new ones.
Power does not turn on
• Check if the battery has expired (the POWER
indicator dims).
b If the power does not turn on, even after
charging the headphones, the rechargeable
battery may be damaged. Consult your place
of purchase or a Sony dealer in this case.
• Replace the alkaline batteries in the battery
case with new ones.

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   Summary of Contents for Sony MDR-NC500D

  • Page 1 10 hours * LR6 (size AA) battery of the battery. Then, loosen the cord just • Be sure to consult a Sony dealer when the beside the rechargeable battery. Output at 1 kHz, 0.1 mW + 0.1 mW Time stated above may vary, depending on ambient temperature or conditions of use.
  • Page 2 • Asegúrese de consultar con un distribuidor RESET del receptáculo derecho. A Sony cuando se ensucien o dañen las continuación, presione hasta que el botón almohadillas, o cuando los auriculares rebote ligeramente.

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