ALESIS PEQ-450 - Manual (Page 37)

PEQ-450 Reference Manual 37
Troubleshooting
Troubleshooting Index
If you experience problems while operating your PEQ-450, please
use the following table to locate possible causes and solutions before
contacting Alesis Product Support for assistance.
Symptom Cause Solution
No audio from
outputs No input audio Test with a known
good input.
Bad cables Replace the cables.
Destination is
turned down Check the
connections and
the level of the
mixer or amp that
the PEQ-450 is
connected to.
Input or output
control is turned
down Turn them up
Power is not
connected Go take a walk
Buzz from outputs Cables are crossing a
power cable Make sure that the
PEQ-450 and its
audio cables are
kept away from
power cables, and
wall warts.
Bad cables Replace the cable
with a new, high-
quality cable.
Problem with the
source Try bypassing the
PEQ-450 by
connecting the
input cables to the
output cables and
see if the problem
remains.
AC hum Ground loop Use only balanced
connections in the
studio
Place all equipment
in the studio on a
common ground