Busy And Select Leds Mode (Var8-Acu And Acu Only); Configuring The Microphone Audio Parameters; Microphone Input Gain; Microphone Surveillance Tone Detection - ASL INTERCOM MPS Series Configuration Manual

This name is for reference only in the Router settings and may be modified as required. It can be any
alphanumeric string of up to 12 characters.
Modify the microphone name as required.
4.3.7

Busy and Select LEDs Mode (VAR8-ACU and ACU only)

VAR8-ACU Menu: Config System Router Inputs Mic/Line <I/P #nn – input name>
ACU Menu: Config System Router Inputs Mic/Line <I/P #nn – input name>
Possible values:
System default configuration:
Set the Busy and Select LEDs mode to 'Busy Standard'.
4.4

Configuring the Microphone Audio Parameters

4.4.1

Microphone Input Gain

Menu: Configuration or Config System Router Inputs Mic/Line
Possible values:
System default configuration:
The input gain of each audio input should normally be set so that all inputs are balanced, and give the same
output level on any one output. The output gains are then balanced to give the same gain on all outputs.
The input gain of each audio input should normally be set so that all inputs are balanced, and give the
same output level on each of the outputs. The default setting for an ASL microphone is –14 dB. With
ASL microphones, any further volume adjustments should be made using the output specific relative
gains; see Section "4.4.3 Microphone Output Relative Gain" (page 26).
Ensure that the line sensitivity (Sens.) is set to its default option, which is 'Line'. This menu option is
only available for the VAR4/12/20 Router.
4.4.2

Microphone Surveillance Tone Detection

Menu: Configuration or Config System Router Inputs Mic/Line <I/P #nn – input name>
Possible values:
System default configuration:
MPS-Series – Configuration Guide
'Busy Standard', or 'Busy Class'
'Busy Class' on Zoned Fire Microphones
'Busy Standard' on Fire, Paging, and Single Button Microphones
<I/P #nn – input name> Paging Microphone Audio Gain PreAmp
–63dB to 0dB (1dB steps)
–14dB on VAR4/VAR12/VAR20
–20dB on VAR8, VAR8-ACU and DAU
–46dB to 0dB (1dB steps)
'–40dB'
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Paging Microphone> Ctrl Ctrl-2 LEDs
Paging Microphone> Ctrl LEDs
Paging Microphone Audio Surv