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Troubleshooting
If a fault occurs,first check the points listed below before taking the set for repair.
If you are unable to remedy a problem by following these hints, consult your dealer or
service centre.
WARNING: Under no circumstances should you try to repair the set yourself, as this
would invalidate the warranty.
Problem Remedy
No sound – Check if the AC/DC adapter is fully inserted into the
AC outlet and that its DC connector is properly inserted
into the 12 Volt DC input connector located at the rear
of the transmitter.
– Check if the headphone’s on/off switch is in the on
position.
– Headphone batteries running low.
(See Headphone power supply)
– Check if the audio source is switched on.
– Volume not adjusted.Adjust the volume on the audio
source/ headphone to a higher level.
– Make use of the HC132 transmitter.Some transmitters
already built into other equipment may not be
compatible with the HC135 headphone because of the
advanced technologies used in the HC135 headphone.
Distorted sound – Headphone batteries running low. (See Headphone
power supply)
– Check the volume on audio source/ headphone is not
set at too high a level.Reduce the volume.
– Distance from the transmitter is too large. Move closer
to the transmitter.
– Interference from fluorescent lamps/ other radio
sources. Move transmitter or headphone elsewhere.
– Make use of the HC132 transmitter.Some transmitters
already built into other equipment may not be
compatible with the HC135 headphone because of the
advanced technologies used in the HC135 headphone.
XP SBC HC 130/00-1 15-03-2002 11:48 Pagina 7