Owner`s manual

– 9 – AtlasSound.com
Specifications are subject to change without notice.
Owner’s Manual
1601 Jack McKay Blvd. • Ennis, Texas 75119 U.S.A.
Telephone: [phone] • Fax: [phone]
EMMA2K-B Line Array System
Troubleshooting
Issue 1 - Green Signal light on but there is no sound
Possible Cause - Mute switch is engaged
Action Needed - Disengage the Mute switch.
Issue 2 - Low sound or audio output.
Possible Cause - Input cable may have a short or the cable may be bad.
Action Needed - Cable must be balanced, 3 pin connection.
Possible Cause - Check input cable to be sure it is a balanced 3 pin XLR.
Action Needed - Replace cable as need making sure there is continuty on all 3 pins.
Possible Cause - Check input in is connect to the input not loop out.
Action Needed - Reconnect cable to correct input.
Issue 3 - Sound is intermittent
Possible Cause - Check cable integrity.
Action Needed - Replace damaged or crimped cables as needed.
Possible Cause - Amplifier operating outside normal performance range.
Action Needed - Decrease source output level.
Issue 4 - No low end in system, EMW410A-B not working.
Possible Cause - Mute switch for Channel #1 is engaged on EMW410A-B.
Action Needed - Disengage mute switch.
Issue 5 - No top end to system, EM806A-B not working.
Possible Cause - Mute switch for Channels #1 and #2 are engaged.
Action Needed - Disengage mute switch.
Issue 6 - No mids from EM806A-B.
Possible Cause - Mute switch for Channel #1 is engaged.
Action Needed - Disengage mute switch.
Issue 7 - No high end from EM806A-B.
Possible Cause - Mute switch for Channel #2 is engaged.
Action Needed - Disengage mute switch.
Issue 8 - No power to EM806A-B.
Possible Cause - Powercon jumper cable loose.
Action Needed - Connect powercon cable ¼ turn clockwise to lock.
Issue 9 - No sound from EM806A-B.
Possible Cause - XLR jumper cable loose or not working.
Action Needed - Replace XLR cable as needed making sure there is continuty on all 3 pins.