4CONTROL CENTRE LBB 1280 At the heart of each SM30 sound management system is the Control Centre. This is a self contained unit, housing the microprocessor which controls SM30, and
12slots which hold the
4.1Front panel controls
ON/OFF Power Switch (fig.4.1A)
This rocker switch switches mains power to the SM30 Control Centre.
WARNING: When opening the SM30 housing or installing new modules, the mains lead and the 48 V DC battery plug must be removed. It is not sufficient to switch off the ON/OFF switch.
Programming Keys (fig.4.1C)
Ten programming keys are provided on the front panel. These keys, marked with logical symbols, enable the installer to program SM30 to suit the overall system configuration, and the user’s specific needs. For details, see chapter 14 (Programming).
and (fig.4.1G)
The single arrow keys are used to scroll through the main menu, in order to move to a different program, and also to move the cursor during zone routing.
and (fig.4.1H)
The double up and down arrow keys are used to select ‘tens’ during selection of an attention or alarm signal number.
and (fig.4.1I)
The single up and down arrow keys are used to scroll through selections within an actual program, and to select digits 1 to 9 during selection of an attention or alarm signal number.
(fig.4.1J)
Deselects (turns off) a zone during Function Key; Microphone; Control Input; and Music Source routing. (fig.4.1.N)
Selects (turns on) a zone during Function Key; Microphone; Control Input; and Music Source routing.
(fig.4.1K)
BREAK will always return to the next higher programming level.
(fig.4.1O)
ENTER will confirm your selection, storing the information in the memory of the system after the complete programming sequence of e.g keypad is completed.
LEDS (fig.4.1B)
Illuminated LEDs indicate which keys can be used at the current stage of programming.
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