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