ASL INTERCOM MPS Series, Configuration Manual

Page: 25 / 60

MPS-Series – Configuration Guide
U-0664-0265.doc – Issue: 03 complete, approved
Page 25 of 60
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 Æ System Æ Router Æ Inputs Æ Mic/Line Æ < I/P # nn – input name >
Æ Paging Microphone > Æ Ctrl Æ Ctrl-2 Æ LEDs
ACU Menu: Config Æ System Æ Router Æ Inputs Æ Mic/Line Æ < I/P # nn – input name >
Æ Paging Microphone > Æ Ctrl Æ LEDs
Possible values: ‘Busy Standard’, or ‘Busy Class’
System default configuration: ‘Busy Class’ on Zoned Fire Microphones
‘Busy Standard’ on Fire, Paging, and Single Button Microphones
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
Æ
System
Æ
Router
Æ
Inputs
Æ
Mic/Line
Æ < I/P # nn – input name > Æ Paging Microphone Æ Audio Æ Gain Æ PreAmp
Possible values: –63dB to 0dB (1dB steps)
System default configuration: –14dB on VAR4/VAR12/VAR20
–20dB on VAR8, VAR8-ACU and DAU
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 Æ System Æ Router Æ Inputs Æ Mic/Line Æ < I/P # nn – input name >
Æ Paging Microphone Æ Audio Æ Surv
Possible values: –46dB to 0dB (1dB steps)
System default configuration: ‘–40dB’