M300 Owner's Manual-English - Lexicon

300 V 3.0 Owner's ManualSetting AnalogAudio LevelsLexiconWhen shipped, the 300 is set for the Analog I/O configuration. Once you haveconnected the analog inputs and outputs, you can set up the analog input andoutput levels. To do this, press the 300 front panel key marked LEVEL. Thedisplay will show:Press this button to toggleselection of INL on and off.This line is selected, and willchange as you turn the Softknob to give a visual indicationof the level settingsLevel IndicatorsRed DSP OverloadAmber -3-6Green -12-18-24-30-36-42values are dB approximateLEVELPress this button to toggleselection of INR on and off.INL ❚ ❚ ❚ ❚ ❚ ❚ ❚ ❚INR ❚ ❚ ❚ ❚ ❚ ❚ ❚ ❚(-10.0dB to +10.0dB)(-10.0dB to +10.0dB)Actual level settings (in dB)are shown here.The front panel PAGE UP and PAGE DOWN keys allow you to switch the displayfrom input levels (IN L and R) to output levels (OUT L and R).When a line is selected, the boxes on the display will be lengthened. (Theillustration above shows the upper line selected.) If both lines on the display areselected, turning the Soft knob will alter both settings simultaneously. Thebuttons directly above and below the display act as toggle switches to individuallyselect and un-select these lines.If additional gain is needed, the rear panel INPUT GAIN switch allows you to setunity gain of the 300 to 0dB (switch OUT), or to +16dB (switch IN).Feed a 1kHz tone (or a musical signal at the maximum peak level used in yoursystem) to the 300. Use the front panel Soft knob to adjust the level so that thepeak input level falls just short of lighting the red overload LED. To set the outputlevel, press the front panel PAGE UP or PAGE DOWN key and use the Soft knobto set the output to provide appropriate levels for your console or system.1-6