MPS-Series – Installation Guide
U-0664-0174.doc – Issue: 07 complete, approved
Page 6 of 24
Main User Interface
Item Indicator/Control
Description
Power On
LED (green)
Lit if the unit is receiving DC power.
Voice Alarm
LED (red)
Lit to indicate that a Voice Alarm condition is present in the PA/VA
system.
SYSTEM
System Fault
LED (yellow)
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.
Fault
LED (yellow)
Lit to indicate that a fault has been detected in the PA/VA system.
Flashes if a fault has not yet been accepted.
EN54-16
mandatory
indication
(may be
unused in
other
applications)
LCD display
Backlit transflective graphic display for information, configuration and operation.
Menu
selection
button
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
wheel
Navigation controls: up (
S
), right (
X
), down (
T
) and left (
W
)
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.
PTT button
and indicator
Push to Talk button with Speak Now indicator for microphone paging operation.
Menu
selection
button
Toggles between configuration and operation menus.
Bargraph
LED (blue)
Speech level indication with target level marking (
3
).
