Sony MV-02HP - User Manual

Dual Channel
Cordless Headphones
© 2005 Sony Corporation Printed in Thailand
2-696-059-41 (1)
MV-02HP
WARNING
To prevent fire or shock hazard,
do not expose the unit to rain or
moisture.
Welcome!
Thank you for purchasing the Sony MV-
02HP Dual Channel Cordless Headphones.
Before operating the unit, please read this
manual thoroughly and retain it for future
reference.
The MV-02HP is a cordless stereo
headphone using infrared transmission.
You can enjoy listening to a programme
free from the restriction of the headphone
cord.
• Cordless, noiseless infrared headphone
resistant to external noise, etc.
• Self-adjusting headband mechanism
eliminating the need for headband
adjustment.
• Single VOL control adjusts both the right
and left volume of the headphones.
• Use with car monitors with built-in
infrared transmitter.
Operating Instructions
使用说明书
Sound is automatically attenuated if
noise increases
— Attenuate function
If the infrared rays are obstructed, or the
headphones are used outside their effective
range, noise will increase and sound will
diminish. To avoid potential ear damage as
a result of noise, this function attenuates
any sound in the headphones. Sound is
automatically restored when you move
nearer to the transmitter or remove the
obstruction.
Selecting the audio channel
You can select the audio channel with the
CH1/CH2 switch to avoid interference
when using the cordless headphones with
other AV equipment. Select the audio
channel according to the Mobile Monitor
XVM-F65 setting of “WireLess
Headphone.”
After listening to the programmes
Take off the headphones, and then turn off
the power (Noise may occur if you turn off
the monitor before taking off the
headphones).
Replacing the ear
pads
The ear pads are replaceable. If the ear
pads become dirty or worn out, replace
them as illustrated below.
The ear pad is not commercially available.
You can order replacements at your
nearest Sony dealer.
1 Remove the old ear pad by pulling
it off.
2 Place the new ear pad around the
housing.
N Additional information
Precautions
• The driver must not use the headphones.
It may lead to distraction and cause an
accident.
• If the headphones are used while
exposed to direct sunlight, sensitivity of
the infrared sensors may deteriorate, and
inferior quality sound may result.
• When the headphones are not to be used
for a long period of time, remove the
batteries to avoid damage caused by
battery leakage and subsequent
corrosion.
• Do not leave the headphones in a
location subject to direct sunlight, heat or
moisture (It is recommended to use the
headphones at a of temperature of
between 5 ˚C and 35 ˚C).
•Do not drop, hit or otherwise subject the
headphones to excessive shock of any
kind, as this could damage the product.
English
Ear pad
Battery life
*
1
at 1 kHz, 1 mW+1 mW output
*
2
Time stated above may vary, depending on
the temperature or conditions of use.
Notes on Batteries
•Do not attempt to charge dry batteries.
• Do not carry batteries together with
coins or other metallic objects. Heat can
be generated if the positive and negative
terminals accidentally come into contact
with metallic objects.
• If you are not going to use the unit for a
long time, remove the batteries to avoid
damage from battery leakage or
corrosion.
When to replace the batteries
When the batteries become weak, the
power indicator light dims, or sound
becomes distorted or noisy. Replace the
batteries with new ones as soon as
possible.
N Operating the system
Listening to a
program
Before listening
•The transmitter for the headphones is on
the display monitor.
• To prevent your ears from being
damaged, first lower the volume.
1 Turn on the display monitor.
2 Set the power switch to ON on the
left housing of the headphones.
The headphones turn on and the
POWER indicator glows red.
3 Put on the headphones.
Be sure to put the right housing (R) on
your right ear and the left housing (L)
on your left ear.
4 Start playback.
5 Turn the VOL control dial to adjust
the volume.
If the infrared sensors of the
headphones are covered by your hands
when adjusting the volume, the
attenuate function will be activated and
volume cannot be adjusted. To adjust
the volume, move closer to the
transmitter of the monitor, or orient the
infrared emitters towards the
transmitter of the monitor.
N Getting started
Inserting the
batteries
1 Open the battery compartment lid
(
v
) of the left housing.
2 Insert size R6 dry batteries into the
battery compartment, matching
the battery 3 terminals with the 3
marks in the compartment.
3 Close the battery compartment lid.
Lid (
v
)
Battery
Sony alkaline battery
LR6/AM-3 (N)
Sony manganese
battery R6/SUM-3
(NU)
Approx. hours*
1
90 hours*
2
40 hours*
2
Power (ON/OFF) switch POWER indicator
VOL control dial
(Continue to next page)

Summary

Getting Started

Inserting the Batteries

Instructions for opening the battery compartment lid and inserting batteries into the headphones.

Operating the System

Listening to a Program

Steps to turn on the headphones and adjust volume for listening to audio programs.

Sound Attenuation

Explanation of the noise attenuation function that reduces sound volume when signal is weak or obstructed.

Selecting Audio Channel

Guide to using the CH1/CH2 switch to avoid interference with other AV equipment.

After Listening

Procedure for turning off the headphones and monitor after use to prevent noise.

Replacing Ear Pads

Remove Old Ear Pad

Instructions on how to detach the old ear pad from the headphone housing.

Install New Ear Pad

Guidance on fitting a new ear pad onto the headphone housing correctly.

Additional Information

Precautions

Important safety warnings and handling advice for using the headphones.

Notes on Hearing Damage Prevention

Caring for Others

Advice on maintaining moderate volume levels to be considerate of others nearby.

Troubleshooting

No Sound;Muffled Sound

Troubleshooting steps for when the headphones produce no sound or muffled audio.

Distorted Sound

Steps to resolve issues causing distorted sound from the headphones.

Loud Background Noise

Guidance on identifying and resolving sources of loud background noise.

Specifications

Supplied Accessory

List of accessories included with the Sony MV-02HP headphones.

Sony MV-02HP Specifications

Frequency and Modulation

modulation system	Frequency modulation
carrier frequency (right)	2.8 MHz (CH1)/3.8 MHz (CH2)
carrier frequency (left)	2.3 MHz (CH1)/3.2 MHz (CH2)
frequency response	18 – 22, 000 Hz

Power

power source	DC 3.0 V; using R6 dry batteries (2)
battery life with Sony alkaline battery	90 hours
battery life with Sony manganese battery	40 hours

Weight and Dimensions

mass	Approx. 230 g including batteries