Troubleshooting Index - Alesis DEQ224 Reference Manual

6
Troubleshooting

Troubleshooting Index

Symptoms
No audio at outputs.
Weak output signal.
Clip LED lights often.
Can't edit program, can't
select new program.
Numeric LED Display
keeps flashing "Lo."
Must de-select all bands in
order to edit a single band.
DEQ224 won't turn
on/won't go into Setup
mode
DEQ224 won't turn
on/won't re-initialize
60
Cause
No input audio.
Bad cables.
Destination is turned
down.
Input level weak.
Output level weak.
(Decide which is the case
by pressing the Bypass
button.)
Input level too high.
Output level too high.
(Decide which is the case
by pressing the Bypass
button.)
DEQ224 is locked.
DEQ224 is locked.
Release Edit Group
function set to Off.
Holding down buttons
when turning on power
Holding down buttons
when turning on power
Solution
Test with a known good
input.
Replace the cables.
Check the connections
and the level of the mixer
or amp to which the
DEQ224 is connected.
Increase level from source
into DEQ224.
Boost channel levels of
quiet program.
Boost Master Level in
Setup mode.
Reduce input level at
source.
Reduce gain of problem
bands within program.
Reduce channel levels of
that program.
Reduce Master Level in
Setup mode.
Unlock DEQ224 in Setup
mode. Refer to page 41.
Unlock DEQ224 in Setup
mode. Refer to page 41.
Set Release Edit Group
function to On in Setup
mode.
Turn on power first, then
hold down [STORE]
button to enter Setup
mode.
Turn on power first, then
press [DOWN/UP]
buttons to re-initialize.