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MDR-RF885RK. 2-593-177-11(1). GB
N Additional information
Precautions
• If the transmitter is not to be used for a long
period of time, disconnect the AC power
adaptor from the AC outlet by holding the
plug. Do not pull on the cord.
• Do not leave the wireless stereo headphone
system in a location subject to direct sunlight,
heat or moisture.
Notes on headphones
Preventing hearing damage
Avoid using headphones at high volume.
Hearing experts advise against continuous, loud
and extended play. If you experience a ringing in
your ears, reduce the volume or discontinue use.
Caring for others
Keep the volume at a moderate level. This will
allow you to hear outside sounds and to be
considerate to the people around you.
If you have any questions or problems
concerning the system that are not covered in this
manual, please consult the nearest Sony dealer.
Be sure to bring the headphones and the
transmitter to the Sony dealer when requiring
repair work.
Problem
No sound/
Muffled
sound
Solution
Check the connection of the audio/
video equipment or the AC power
adaptor.
Check that the audio/video
equipment is turned on.
If the transmitter is connected to the
headphones jack, turn up the volume
of the connected audio/video
equipment.
Change the radio frequency with the
CHANNEL selector switch on the
transmitter, then press the TUNING
button again.
The mute function is activated.
Use the headphones near the
transmitter.
The headphones’ power indicator
light is weak or turned off.
•Charge the supplied rechargeable
battery or if the power indicator is
still off after charging the supplied
rechargeable battery, take the
headphones to a Sony dealer for
replacement of the rechargeable
battery.
If you connect the transmitter to the
LINE OUT or REC OUT jacks of an
audio reproducer, make sure that the
NOISE FILTER switch is set to OFF.
Make sure that the NOISE FILTER
switch is set to either ON or OFF. (If
the switch gets stuck between ON and
OFF, the sound will be cut off.)
Troubleshooting