ASL INTERCOM MPS Series Installation Manual page 6

Main User Interface
Item Indicator/Control
Power On
LED (green)
Voice Alarm
LED (red)
System Fault
SYSTEM
LED (yellow)
Fault
LED (yellow)
LCD display
Menu
selection
button
Navigation
wheel
PTT button
and indicator
Menu
selection
button
Bargraph
LED (blue)
MPS-Series – Installation Guide
Description
Lit if the unit is receiving DC power.
Lit to indicate that a Voice Alarm condition is present in the PA/VA
system.
Lit to indicate that a system fault has been detected in the PA/VA
system.
A system fault will always cause the "fault" LED to be lit as well. It is
triggered by a failure of any processor or memory, critical to the Voice
Alarm system.
Lit to indicate that a fault has been detected in the PA/VA system.
Flashes if a fault has not yet been accepted.
Backlit transflective graphic display for information, configuration and operation.
Toggles between fault and operation menus.
In Emergency Mode, accepts all current faults reported at the connected PA/VA System,
steadies the flashing "fault" LED indication, and turns off the audible alarm until a new
fault condition occurs.
Navigation controls: up ( ), right ( ), down ( ) and left ( )
Selection control:
•
Touches in the centre are interpreted as "select"
•
Fast menu scrolling: clockwise or anti-clockwise strokes
•
In Emergency Mode with Fault menu selected, touching in the centre clears all faults
reported at the connected PA/VA System and sets all connected equipment to the
"no faults" state, which also cancels any amplifier changeovers in effect. Any
persistent faults will be reported again on the next monitoring cycle.
Push to Talk button with Speak Now indicator for microphone paging operation.
Toggles between configuration and operation menus.
Speech level indication with target level marking ( ).
U-0664-0174.doc – Issue: 07 complete, approved
Page 6 of 24
EN54-16
mandatory
indication
(may be
unused in
other
applications)