58
6. Troubleshooting
The following table describes how you can determine errors and shows the corrective measures that
are recommended.
Problem
Possible Cause
Possible Remedy
No sound can be heard.
However, there is an audio
signal.
The in- and output routing in
the User DSP is not correct.
Check the DSP Settings in
Fohhn Audio Soft
.
The loudspeaker system is not
recognised by
Fohhn Audio
Soft
.
Several products may have the
same
Fohhn-Net
ID.
(An ID conflict will be displayed
in
Fohhn Audio Soft
.)
Change the ID
–
no ID can
appear twice
(see
3.3.4
“Fohhn
-Net Cabling and ID
Allocation“
).
The ID search range is
restricted.
Extend the search range from
ID 1 to 254.
The
Fohhn-Net
plug
(see 3.2
“Cabling“)
is not inserted.
Depending on the product
variant, connect the system to
either the
NA-4
or
NA-11,
or to
an Ethernet Switch
(DLI-130/230/330/430 DAN)
.
The
power
,
send
and
receive
LEDS are not lighting up.
(Not applicable to
DLI-130/230 DAN products!)
There is no supply voltage.
Check whether a supply voltage
is present.
230 V not available, or fuse
tripped.
Measure the supply voltage at
the socket, check the fuse.
The
send
and
receive
LEDs are
not lighting up.
(Not applicable to
DLI-130/230 DAN products!)
The cable for the
Fohhn-Net
connection
(see 3.2
“Cabling“)
is defective or not plugged in.
Check the cable or connect the
system to the
NA-4
or
NA-11
.
The
power
LED flashes
alternate red and green.
There is a hardware error.
Contact the Service department
at
Fohhn Audio AG
immediately.
If your problem does not appear in the above table, or if it is not fixed after trying the suggested
remedies, please contact us at the following address:
Fohhn Audio AG
Großer Forst 15
72622 Nürtingen
Germany
Tel. +49 7022 93323-0
Fax +49 7022 93324-0
