L-Acoustics LA12X User Manual
Also see for LA12X: Owner's manualProduct informationOwner's manualUser manual
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MaintenanceSound issuesno sound with no error message(amplied controller is not in standby mode. Refer to the LA Network Manager video tutorial)possible cause diagnosis / proceduremains failure Inspect the mains.outputs are muted Unmute the outputs.incorrect input modeIf the fallback mode is ON, switch it OFF.Select the input mode according to the audio source format(analog or AES/EBU)incorrect preset selection Select a preset in accordance with the loudspeaker systemconnected to the outputs.gain value is too low on the amplied controllerSet an appropriate gain value on channels OUT1 toOUT4.If the AES/EBU input mode is selected, set an appropriateAES/EBU input gain value.audio source is not plugged, incorrectly plugged, orplugged into the wrong input connectorPlug/Replug and secure each XLR cable into the audiosource and the corresponding input connector on theamplied controller (analog input connector for analogaudio source, AES/EBU input connector for AES/EBUaudio source).audio source cable is damaged Replace the XLR cable.incorrect settings on the audio sourceSet appropriate parameter values on the audio source,in particular the output gain value (refer to the third-partydocumentation).non-audible bit stream Check that the AES/EBU source does not deliver non-audiobit stream (e.g. encoded audio).audio source failureInspect the audio source for failure.Reminder: A digital audio source can meet the followingfailures: no clock, loss of lock, invalid audio (validity bit),CRC error, bipolar encoding error, data slip.loudspeaker not plugged, incorrectly plugged, or pluggedinto the wrong output connectorPlug/Replug and secure each speakON cable into theloudspeaker and the corresponding output connector onthe amplied controller.loudspeaker cable is damaged Replace the loudspeaker cable.loudspeaker is damaged If only one loudspeaker is connected, inspect it.other causes Contact L-Acoustics.66 LA12X user manual (EN) version 4.0 |
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