5 Troubleshooting
Troubleshooting Index
Symptoms No audio at outputs.
Weak output signal.
Clip LED lights often.
Can’t select new program, display keeps blinking.
Can’t edit program, can’t select new program.
Numerical LED Display keeps flashing “Lo.”
Must
Analog input is ignored
Digital input is ignored
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.)
Program Fast is set to “Off.”
DEQ830 is locked.
DEQ830 is locked.
Release Edit Group function set to Off.
Digital signal present at ADAT Optical Input.
Force Analog Input is set to Analog in Utility mode.
Solution Test with a known good input.
Replace the cables.
Check the connections and the level of the mixer or amp to which the DEQ830 is connected.
Increase level from source into DEQ830.
Boost channel levels of quiet program.
Boost Master Level in Utility mode.
Reduce input level at source.
Reduce gain of problem bands within program.
Reduce channel levels of that program.
Reduce Master Level in Utility mode.
Press encoder to confirm program selection, or change Program Fast setting in Utility mode. Refer to page 48.
Unlock DEQ830 in Lock mode. Refer to page 50.
Unlock DEQ830 in Lock mode. Refer to page 50.
Set Release Edit Group function to On in Utility mode.
Change Force Analog Input setting in Utility mode.
Ditto.
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