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9

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 Operating the system

Listening to a program

Before listening

To prevent your ears from being damaged, first
lower the volume.

1

Turn on the audio/video equipment
connected to the transmitter.

If the transmitter is connected to the
headphone jack, set the volume control
of the audio source equipment as high
as possible but not so high that the
audio signal becomes distorted.

2

Remove the headphones from the
transmitter.

The transmitter’s power indicator will
light in red.

continue to next page

3

Select the radio frequency with the
CHANNEL selector switch.

4

Put on the headphones.

The power indicator on the upper part
of the right housing glows red. Be sure
to put the right housing (R) on your
right ear and the left housing (L) on
your left ear. Wear the headphones
vertically on your head so that auto
power on function is properly activated.

CHANNEL

1
2
3

Summary of Contents for MDR-RF820RK

Page 1: ...Operating Instructions Wireless Stereo Headphone System 3 254 600 12 1 2003 Sony Corporation MDR RF820RK MDR RF850RK ...

Page 2: ...ted Kingdom CED version Germany Sweden Denmark Finland Norway Belgium Switzerland Austria Netherlands France Portugal Italy Spain To check for version please refer to the barcode label located on the top of the box Welcome Thank you for purchasing the Sony MDR RF820RK RF850RK Wireless Stereo Headphone System Before operating the unit please read this manual thoroughly and retain it for future refe...

Page 3: ...ing electromagnetic fields The transmitter is placed on a metal instrument An area facing a roadway Noise or interfering signals exist in the surroundings due to radio transceivers in trucks etc Noise or interfering signals exist in the surroundings owing to wireless communication systems installed along roadways Table of contents Getting started Unpacking 4 Charging the supplied rechargeable batt...

Page 4: ...ied rechargeable nickel metal hydride batteries are not charged from the first time you use them Be sure to charge them before use To charge the headphones place them on the transmitter 1 Press the button of the left housing to open the battery compartment lid The battery compartment lid comes off 2 Insert the supplied rechargeable nickel metal hydride batteries into the battery compartment matchi...

Page 5: ...ies cannot be charged with this system If dry batteries are installed they cannot be charged Do not attempt to use the supplied BP HP550 rechargeable batteries 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 F and 104 F 3 Close the battery compartment lid 4 Connect the supplied AC power adaptor to the transmitter...

Page 6: ...tery accidentally come into contact with metallic objects If you are not going to use the unit for a long time remove the battery to avoid damage from battery leakage or corrosion Checking the remaining battery power Pull up the self adjusting band and check the power indicator located on the upper part of the right housing The batteries are still serviceable when the indicator lights in red Charg...

Page 7: ...AN is a registered trademark of Sony Corporation to represent Headphone Stereo products B To connect to LINE OUT or REC OUT jacks Transmitter to INPUT A jack Stereo system VCR etc Left channel white Connecting cord supplied Right channel red to LINE OUT or REC OUT jacks Transmitter WALKMAN TV VCR etc to INPUT B jacks Unimatch plug adaptor supplied to headphones jack stereo phone jack Connecting co...

Page 8: ...may pick up a noise In such case place the transmitter away from the TV INPUT A INPUT DC IN 9V L R B NOISE FILTER ON OFF CHANNEL 1 2 3 2 Connect the supplied AC power adaptor to the transmitter Notes Use only the supplied AC power adaptor Do not use any other AC power adaptor If the connected equipment has the AVLS Automatic Volume Limiter System function be sure to turn the function off when usin...

Page 9: ...t so high that the audio signal becomes distorted 2 Remove the headphones from the transmitter The transmitter s power indicator will light in red continue to next page 3 Select the radio frequency with the CHANNEL selector switch 4 Put on the headphones The power indicator on the upper part of the right housing glows red Be sure to put the right housing R on your right ear and the left housing L ...

Page 10: ...cator will turn off When the transmitter receives an audio signal again it starts sending the RF signals and the power indicator will light in red again If the audio signal is very weak the transmitter does not send RF signals If the transmitter is connected to a headphone jack make sure the volume of the equipment connected is set to 5 6 or higher You may not hear the beginning of the sound from ...

Page 11: ...mitter The optimum distance is up to approximately 100 m without the system picking up some interference However the distance may vary according to the surroundings and environment If the system picks up some noise while using it within the above mentioned distance reduce the distance between the transmitter unit and the headphones or select another channel Notes When you use the headphones inside...

Page 12: ... sound Solution Check the connection of the audio video equipment or the AC power adaptor Check that the audio video equipment is turned on Turn up the volume on the connected audio video equipment if the transmitter is connected to the headphones jack MDR RF820RK Change the radio frequency with the CHANNEL selector on the transmitter then tune the headphones with the TUNE control MDR RF850RK Chan...

Page 13: ...cator is still off after charging the supplied rechargeable batteries take the headphones to a Sony dealer for replacement of the rechargeable battery If you connect the transmitter to LINE OUT or REC OUT jacks of an audio reproducer make sure that the NOISE FILTER switch is set to OFF Move closer to the transmitter As you move away from the transmitter more noise is likely to be heard If the tran...

Page 14: ...14 ...

Page 15: ...15 ...

Page 16: ...EK Royaume Uni Version CED Allemagne Suède Danemark Finlande Norvège Belgique Suisse Autriche Pays Bas France Portugal Italie Espagne Pour connaître la version que vous utilisez veuillez vous reportez au code barre situé sur la partie supérieure de la boîte Deutsch Hiermit erklärt die Sony Corporation dass sich dieses Gerät in Übereinstimmung mit den grundlegenden Anforderungen und den anderen rel...

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