Symptom
Likely Cause
What to do
No sound
Speaker not connected to
active AC power
Power not switched on
Verify that speaker is connected and that the circuit is on
Switch on power and verify that power Led is on
No sound, speaker is
connected to working
AC power but won't
come on
Speaker power cable is faulty
or improperly connected.
Blown fuse
*Re-seat the power cable at both ends;
*Substitute a known-good power cable
*Check fuse & replace with same type "spare fuse in holder"
No sound
Speaker comes on
Signal source (mixer, Amp
instrument) is not sending
*Check if the signal LED indicators are lit on
*Verify that the tape or CD is playing;
*Use headphones to verify that the instrument is actually sending
an audio signal
Faulty cables & connections
*Disconnect and re-seat signal cables;
*Replace suspected cable with a known-good cable
No sound with
microphone connected
to MIC / LINE input
Microphone requires
phantom power
The EON does not supply phantom power. Switch to a dynamic
microphone, use a battery powered microphone (if possible),
use and external phantom power supply for condenser type
microphones.
Excessive input signal, trying
to exceed the capabilities of
the speakers
*Reduce the output level of the source;
*Turn down the level controls on the speaker;
*Use additional EON speakers
Lots of hiss in sound,
mixer controls are
at very low settings.
Improper gain structure
*Make sure that the MIC / LINE switch is in the LINE(disengaged)
position;
*Reduce the level settings at speaker, Review the Owner's Manual
for your mixer and adjust controls as needed;
*Input sensitivity(gain);
*Channel faders;
*Master faders;
Hum or Buzz
Improper A/Cgounding,
ground loops
Excessively long unbalanced
cable run
Improper system gain
structure
*"lift" audio ground by using XLR/F to XLR/M adapter on one end
*Re-route audio cables away from AC power and lighting cables.
*Use the balanced outputs(if available)of your mixer or source
equipment to drive your EON speakers.
*Use"DI"(direct injection) box to convert unbalanced equipment
output to a balanced output.
Reduce the INPUT level controls and increase the output level
of your source devices.
Signal sounds distorted
and very loud,LIMIT light
is lit most of the time
TROUBLE SHOOTING
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