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Les langues disponibles
Functions and controls
"Balanced Audio Input" section
1)
" INPUT" INPUT CONNECTOR
Audio balanced input at line level. It is able to accept "XLR" sockets.
"Balanced Subwoofer Output & configuration" section
2)
"Output" OUTPUT CONNECTOR
The "XLR" connector can be used to send the audio signal in input to another amplified
speaker.
It is possible to set the type of signal to be redirected using the selector "Xover" (3) and
"Output Mode" (4)
3)
"Xover" SELECTOR
This selector allows to select the crossover frequency between the subwoofer and the
speaker connected to it through the "Output" output (2)
The crossover frequency can be set at 110Hz or 140Hz.
The choice of the crossover frequency depends on the desired sound reproduction.
4)
"Output Mode" SELECTOR
This switch allows to select the signal to be redirected to the "Output" output (2).
The "Link" position allows to redirect the same signal received at the "Input" input (1).
The "Xover" position allows to send the input signal cut at the crossover frequency selected by
means of the selector "Xover" (3).
"Status" section
5)
"LIMITER" INDICATOR LIGHT
This indicator comes on red to indicate that the internal limiter circuit has tripped.
This prevents amplifier distortion and protects the speakers against overloads.
Always avoid operating conditions where the system works for long periods of time
with LED flashes or it is always ON
6)
"SIGNAL" INDICATOR LIGHT
This indicator comes on green to indicate the presence of an input signal to a level higher
than -20dBu.
7)
"MUTE/PROT" INDICATOR LIGHT
This yellow indicator indicates amplifier status. In normal operating conditions, the LED is off;
if it flashes or is always on, refer to the diagnostics table to check amplifier status.
8)
"READY" INDICATOR LIGHT
This indicator comes on green to indicate that the main power voltage is correct. In normal
operating conditions, the LED is on; if it flashes or is off, refer to the diagnostics table.
"Service" section
9)
"Service Data USB" Connector
Via this USB connector, it is possible to update the firmware of the DVA MS12 amplifier
module using the computer and a dedicated program.
"Subwoofer level " section
10) "Input Sensitivity" INPUT SENSITIVITY CONTROL
This control regulates the sensitivity of the signal amplifier input .
It does not affect the "Output" (2) level
ENGLISH
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