Sony XVM-F65WL Mode D'emploi page 24

Headphones
No sound/Muffled sound
Distorted sound
Loud background noise
If you turn the ignition switch to the OFF position while the Cigar lighter adaptor
of the monitor is plugged, the power of car audio equipments may stay on for a
few seconds. Although this will not cause any problem, you can resolve it by
unplugging the Cigar lighter adaptor.
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•Turn on the display monitor first, and then put on the
headphones.
•Check that the display monitor is turned on.
•The attenuate function is activated.
, Check if there is any object between the transmitter
and the headphones.
, Use the headphones near the transmitter.
•The headphones' power indicator light dims, flashes or
goes off.
, Replace the batteries with new ones.
•The headphones' power indicator light dims, flashes or
goes off.
, Replace the batteries with new ones.
•Move closer to the transmitter. (As you move away from
the transmitter, more noise is likely to be heard. This is
inherent in infrared ray transmission and does not mean
that there is a problem with the headphones.)
•Check that there are no objects between the transmitter
and the headphones.
•Check that the infrared sensors are not obstructed by your
hands or hair.
•Use the headphones away from direct sunlight.
•The headphones' power indicator light dims, flashes or
goes off.
, Replace the batteries with new ones