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Problem Possible Cause(s) Action
Incorrect gain
structure or source
input (mixing
console/preamp) is
overdriven
Verify level controls of the source are properly structured
by using the VU meter indicator on the LCD screen. If the
VU meter bar is solid or the system indicates LIMIT, the
input or source level is too high. Fore more information,
see System status, page 27.
7. Microphone
produces
acoustic
feedback
when input
level is
amplified
Incorrect gain
structure
Reduce the microphone levels at the mixing console or
input source. If the microphone is connected directly to the
speaker, reduce the input level on the speaker. Positioning
the microphone close to the sound source increases gain-
before-feedback. See problem 6.
FUNCTION is set to
MUSIC
Change the LOCATION to LIVE or SPEECH. For more
information, see Full-Range loudspeaker DSP control menu,
page 29.
Microphone position
is too close to the
front of the
loudspeaker
Whenever possible setup the loudspeakers so the
microphone is behind them. If using the loudspeaker in a
monitor position, aim the loudspeaker to the back of the
microphone.
8. DSP menu is
locked.
The Menu Lock
function has been
turned on. A lock
symbol displays on
the LCD screen.
Press and hold the MASTER VOL knob for 5 seconds. For
more information, see MENU LOCK Menu, page 31.
If these suggestions do not solve your problem, contact your nearest Electro-Voice dealer or
Electro-Voice distributor.
en 43
Electro-Voice User Manual 2014.07 | 04 | F.01U.276.083
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