User Manual

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.

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.

MODE is set to

MUSIC

Change the MODE to LIVE or SPEECH.

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.

If these suggestions do not solve your problems, contact your nearest Electro-Voice dealer or

Electro-Voice distributor.