Operation Manual

Troubleshooting
Problem Possible Cause Remedy
Not working at all Mains cable not plugged in. Plug the mains cable firmly into the socket on the Sound
Projector and then into a 220-240 V 50 Hz socket with pro-
tective ground.
The unit suddenly switches to standby. The internal temperature is too high which has
activated the protective circuit to avoid overheating.
Wait for approx. 1 hour until the unit has cooled down and
then switch it on again.
No sound. Faulty connections of input or output cables. Connect the cables properly (page 13 - page 15). If the problem
persists, it is possible that the cables are faulty.
No suitable input signal source has been selected. Select a suitable input source using AUX (PIP) or SOURCE.
The volume is set at minimum. Turn up the volume.
The sound is set to mute.
Press
or V + on the remote control to activate audio output
again and then adjust the volume.
No sound from the effect channels. You are trying to play back the signal source or the
programme in stereo.
Press one of the sound field programme buttons on the remote
control to select a multichannel playback mode and try again
to play back the signal source or the programme.
No sound from the centre or the surround
channels.
The source level of the affected channel is set to
minimum.
Increase the level of the channel (page 28).
The surround sound effects can hardly be heard. The listening room has an irregular shape. Install this unit in a square or rectangular room (page 11).
There is no reflection wall for the sound beam. Try setting up a flat object, such as a screen, as a replace-
ment wall.
There is noise interference if no subwoofer is
connected to this unit.
The protective circuit was active because a source with
strong bass elements was being played.
Reduce the volume or connect a subwoofer and set the settings
for a subwoofer via the sound menu (page 28).
The on-screen dialogue (OSD) does not appear. The socket VIDEO OUT/HDMI on this unit is not con-
nected to the input sockets on your TV set.
Connect the socket VIDEO OUT (Composite) on this unit to
the input sockets on your TV set.
The unit is not working properly. Unplug the mains plug from the mains socket and then try
plugging it in again after 30 seconds.
The sound effects are not satisfactory. The original signal source contains surround effects. Deactivate the surround effect settings on this unit.
Auto set-up is unsuccessful. See the error messages on page 32.
The remote control is not working properly. The batteries in the remote control are dead. Replace the batteries with new ones.
Set the remote control for Sound Projector operation.
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