QSC Audio DSP0002 Benutzerhandbuch
DSP0002
3
START
Does DSP-3
have power?
No
Yes
See DSP-3
Hardware Support
Troubleshooting
Guide.
Does DSP-3 go
online?
No
Does DSP-3 go off-
line periodically?
Yes
Yes
No
Is there a problem
updating firmware?
Yes
Can firmware
file be found?
file be found?
Yes
No
The default
location for the
firmware file is C:\
Program Files\
QSC Audio\Signal
Manager\ and it
should be a .efd
file. The naming
file. The naming
convention is
d3fv0410.efd
where 0410 refers
to firmware
version 4.1.0.
A ’Failed to read DSP
ID’ error is usually fatal.
Try disconnecting and
reconnecting power to
reconnecting power to
the DSP-3. Otherwise,
return DSP-3 to QSC
for repair or use
software that matches
version of firmware
already installed. See
www.qscaudio.com for
all software/firmware
releases.
Is there a problem
with a specific
configuration?
configuration?
Yes
No
Does DSP-3
pass audio?
Is there a harsh
(distortion) sound
coming from the
speakers?
With some filter types, most notably high-
pass filter with 12dB/octave or greater
slope, it is possible to drive the DSP filter
into forced overflow oscillations when the
into forced overflow oscillations when the
input to the filter is too large. This is a
normal characteristic of certain DSP filters
and is not a bug or defect. Reduce the gain
at the input of the filter object and
compensate with gain following the filter
object.
Is there a filter
block in the
configuration?
Yes
No
E-mail configuration file (*.cfg)
to QSC (dsp3@qscaudio.com)
for further troubleshooting. The
default path for configuration
files is, C:\Program Files\QSC
Audio\Signal Manager\Venues.
No
Yes
Is there a
’disconnected
wires’ error?
Yes
No
Try deleting all
wires and redrawing
or select the objects
or select the objects
one channel at a
time and use auto
wire. Also look for
wire. Also look for
stray objects on
other areas of the
workspace.
Are the input
phoenix connectors
oriented correctly (+,
- and gnd)
No
Yes
Plug in
phoenix
connectors
correctly or
correctly or
rewire
according
to front
label.
Failed
No
Is this sound
caused by the DSP-3?
Bypass DSP-3; does
noise
disappear?
Yes
Yes
No
Another
component in the
system is causing
the noise.
No
DSP-3 Signal Manager Software Support Troubleshooting Guide
Note: See the QSC Audio web site for DSP-3 software/firmware releases and
documentation of known issues:
http://www.qscaudio.com/products/amps/dsp/dspintro.htm
documentation of known issues:
http://www.qscaudio.com/products/amps/dsp/dspintro.htm