Martin Audio MLA User Manual page 268

Multi-cellular loudspeaker array
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MLA System
USER GUIDE
The enclosures are grouped in their zones which are labelled on the left. The type of cabinet is shown on the left under the
Martin Audio logo, the MLD is also a slightly different greenish colour. The cells in each enclosure are labelled next to their
meters. The metering is post PEQ and pre amplifier and indicates level prior to limit. The yellow 0dB segment indicates that the
limit threshold has been met, the Red LEDs illuminating show progressive amounts of gain reduction in each limiter.
In the right corner of each element you will see the temperature readout-
This displays two readings simultaneously, the top reading is the amplifier module that is showing the highest temperature, the
number on the left shows which module, in the example above it is number three which is the final two HF cells. The bottom
reading is the temperature of the DSP section.
Just above the temperature read-out is a display showing the input setting for each individual cabinet. Here we can see a cabinet
set to AES Digital and one set to Analogue;-
This will display the last input setting used with each cabinet so you can see at a glance if you have a miss-match of input modes.
When uploading EQ optimisations together with a house PEQ file all inputs are reset to analogue. Alternatively you can change
the input mode manually and all cabinets will match, if for example you are running the system with an analogue feed and have
one cabinet showing AES, select AES from the input selection (see below) then select analogue to change all cabinets back to
analogue inputs. This indication is particularly useful if you have had to change a cabinet or amplifier module after loading
optimisations, whilst you will need to reload the optimisation at some point, it is reassuring to be able to rapidly check the input
mode if you hear any particularly strange sounds; a mix of analogue and AES inputs can sound extremely unpleasant.
Just below the zone level and metering is LED control if you need to identify a cabinet or cabinets again once you have completed
Device Discovery;-
Pressing the 'play' triangle will start the LED running sequence from top cabinet to bottom. The play button then changes to a
pause and the 'Next' and 'Previous' buttons are greyed out;-
Clicking the pause button will freeze the LED badge, the 'previous' and 'next' buttons can then be used to scroll the illuminated
LED badge between the cabinets. Clicking the square 'Stop' button will extinguish the LEDs.
Below the LED buttons you will find the Delay section which will add a delay to every cabinet. The delay displayed will be that
which was already residing in the array DSP when the devices were discovered and synchronised;-
MLA System User Guide V2.1
268

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