T+A Elektroakustik CWT 500, User Manual

Page: 27 / 30

27
Trouble shooting
Many problems have a simple cause and a correspondingly simple solution. The following section describes a few
difficulties you may encounter, and the measures you need to take to cure them. If you find it impossible to solve a
problem with the help of these notes please disconnect the unit from the mains and ask your authorised

specialist
dealer for advice.
No output signal, or
seriously distorted signal at
the loudspeakers. Cause:
Short-circuit at the loudspeaker cables; e.g. through stray wire strands at the
terminal clamps, or mechanical damage to the cables.
Remedy:
Check loudspeaker cables and terminals carefully, twist wire ends neatly
(conductor sleeves can also be used); be sure to replace damaged cables!
Flat sound image,
insufficient bass response
.
Cause:
The loudspeaker cables are connected with reversed polarity.
Remedy:
Check the speaker connections at the loudspeakers and at the amplifier’s
speaker terminals, referring to the wiring diagram; correct if necessary.
Excessive or booming bass
response.
Cause:
The loudspeaker is set up too close to the wall or in one corner of the room.
Remedy:
Maintain a minimum distance of 50 cm to the side walls, or change the setting
of the „
BASS
“ switch on the back of the speaker.
No treble response Cause:
The high voltage for the electrostatic treble units is not present.
Remedy:
Move the mains switch on the back of the speaker to the „
ON
“ position.