Audio Mode - AEQ DIGITAL COMMENTARY UNIT Customer's Manual

3.4.2 Control module (CM) functional description
Each control module (CM) is associated to one CU, with which it communicates
and controls the inputs, outputs and routing. The functions of the control
modules are as follows, proceeding from the top to the bottom:
3.4.2.1. CM: Upper section
• AUDIO MODE. This switch selects one of the three available audio modes :
OSC. Internal sine-wave generator. It generates a 1kHz tone for PRG and
a 2 kHz tone for CC.
To activate OSC mode from PROG mode, it is required to push twice
OSC, once to disconnect PRG output (turning off PRG led) and another
time to activate OSC output.
ID. Selecting this mode enables the reproduction of the previously stored
identification messages in the PROG and COORD circuits.
To activate ID mode from PRG or OSC mode, it is necessary to push first
OSC to disconnect the active output (turning off the PRG or OSC led).
• PRG. GO, PRG F' B, CC GO, CC
F' B: These trimmers can be used for
fine adjustment of the referred signal
levels.
• CU STATUS: A three color led
indicates
associated to the CCU:
-Red: No conection with CU or CU not
present.
-Green: CU connected and operative.
-Orange:
functional.
• VU.: The 10 led VU-meter for each
channel measures the audio output
level from the module' s principal
output (PRG GO): this audio is
selected
selector which id described later.
• VU-REF.: This trimmer can be used
for the fine adjustment of the VU-
meter reference level.
Digital Commentary System
-52-
the state of
CU connected
by the AUDIO
the CU
but not
MODE