
60
PA8506-V
|
VES Compact System
PA8500-VES | Voice Evacuation System
System Manual | 2014
UK
9. FAULT WArNING CONdITION
The.PA8506-V.system.has.a.diagnostic.routine.that.monitors.constantly.availability.of.the.VES.sources.and.the.soundness.of.the.critical.path.of.
the.signals.providing.the.functions.in.emergency.conditions.
9.1 SySTEM OPErATION ANd SIGNALLING IN GENErIC CONdITIONS
9.1.1 System signalling due to an existing “Fault Warning Condition”
If,.with.the.system.in.its.normal.“Quiescent.Condition”,.the.monitoring.system.detects.a.cause.of.a.failure,.it.promptly.activates.signalling.of.a.
“Fault.Warning.Condition”,.as.follows:
•. the.FAULT.LED.(visual.signal).will.light.up.
•. a.BEEP.(acoustic.signal).will.be.heard.via.the.monitoring.loudspeaker.
•. the.local.CONTROL.OUTPUT.contacts.(remote.signalling),.if.programmed,.will.be.activated.
•. the.failure.condition.(FAULT).will.be.indicated.in.the.status.label.on.the.Report.FAULT.panel.
N.B.:.In.a.12-zone.system,.if.the.fault.concerns.items.of.equipment.pertaining.to.the.other.PA8506-V.unit,.the.FAULT.LED.will.flash.
9.1.2 System signalling following cleaning of “Fault Warning Condition” (rES)
If.the.cause.of.the.failure.is.cleared.automatically,.without.any.action.on.the.part.of.the.operator,.the.system.will.return.automatically.to.its.
“Quiescent.Condition”,.resetting.all.the.signals.described.above.and.storing.the.last.failure.that.occurred.as.follows:
•. The.word.RES.will.be.shown.on.the.status.label.of.the.Report.FAULT.panel.indicating.that.the.failure.has.been.cleared..(see.point.8.5.1).
9.1.3 resetting the signal following clearing of a failure (FAULT rESET)
To.reset.a.signal.referred.to.a.failure.that.has.been.cleared.and.stored:..
•. From.the.OPERATOR.menu,.go.to.the.FAULT.panel.(see.point.8.6.5)
•. Carry.out.a.MANUAL.RESET.of.the.failure.signal.as.indicated.under.point.8.6.5.1.
Note:
In the event of failure of a loudspeaker line due to a short circuit, once the line is repaired it is necessary to carry out a MANUAL RESET of the failure
from the OPERATOR menu, in order to re-activate the audio signal on the output of the line concerned.
9.1.4 recommended procedure during a Fault Warning condition
The.procedure.to.be.followed.during.a.Fault.Warning.condition.is.the.following:
•. From.the.INSPECTION.menu,.go.to.the.FAULT.panel.(see.point.8.5.1)
•. Reset.the.acoustic.signal.manually..(RESET.BEEP.-.see.point.8.5.1.1).
•. Check.the.category.of.the.FAULT.diagnosed.and.go.to.the.appropriate.sub-panel.
•. Check.the.cause.of.the.failure.and,.if.possible,.restore.correct.operation.following.the.instructions.contained.in.the.table.referred.to.the.sub-
panel.(see.points.from.8.5.1.3.to.8.5.1.8).
If.upset.is.successfully.cleared,.termination.of.the.Fault.Warning.condition.will.be.signalled.as.follows:
•. The.FAULT.LED.will.extinguish.
•. The.output.contact.involved,.if.any,.will.be.de-activated.
•. The.word.RES.will.appear.in.the.status.label.of.the.Report.FAULT.panel.to.show.that.the.failure.has.been.cleared.
Upon.completion.of.the.procedure,.it.is.advisable.to.reset.the.signal.for.the.failure.that.has.been.cleared,.as.indicated.under.point.9.1.3.
9.2 SySTEM OPErATION ANd SIGNALLING IN CASE OF FAILUrE OF AN AMPLIFIEr
In.the.event.of.failure.of.one.of.the.two.internal.amplifiers.of.the.PA8506-V.or.of.the.external.amplifier,.if.any,.in.addition.to.signalling.the.failure.
as.indicated.under.point.9.1.1,.the.system.will.switch.operation.of.the.system.to.the.single-channel.mode,.stopping.broadcasting.via.the.Music.
channel..Operation.in.the.single-channel.mode.is.signalled.as.follows:
•.
With the system in the “Quiescent condition”
.
The.wording.“NOT.AVAILABLE”.will.appear.on.the.MUSIC.panel.in.the.field.of.the.display.dedicated.to.the.music.vu-meter.and.to.the.BGM.
Source.
•.
With the system in the “Voice Alarm Condition” due to an Automatic Emergency:
.
The.wording.“Only.one.channel.available.–.FAULT.CONDITION”.will.appear.on.the.display.for.the.CONTROL.INPUT.STATUS.panel..In.the.event.
of.a.contact.programmed.for.simultaneous.broadcasting.of.two.messages,.the.status.label.of.the.zones.intended.to.receive.the.Alert.message.
that.can.no.longer.be.broadcast.will.indicate..FAIL.(Failure).
•.
With the system in the “Voice Alarm Condition” due to a Manual Emergency:
The.wording.“Only.one.channel.available.–.FAULT.CONDITION.will.appear.on.the.display.of.the.EMERGENCY.panel..If.the.two.messages.were.
being.broadcast.simultaneously,.the.status.label.of.the.zones.intended.to.receive.the.Alert.message.that.can.no.longer.be.broadcast.will.indicate..
FAIL.(Failure).
9.3 SySTEM OPErATION ANd SIGNALLING IN THE EVENT OF A SPEAKEr LINE FAILUrE
A.failure.of.the.speaker.line.may.be.due.to.various.different.causes..The.associated.signalling.and.the.activities.required.are.described.under.
point.8.5.1.3.Panel.
LOUDSPK. LINE FAULT
..If.the.problem.is.due.to.a.variation.in.the.impedance,.the.PA8506-V.will.continue.to.broadcast.the.
audio.signal.output.from.the.zone..If.it.is.due.to.a.short.circuit.on.the.line,.the.system.will.disconnect.the.failed.line.and.broadcast.the.audio.signal.
on.the.other.line.serving.the.same.zone..
•.
with system in “Voice Alarm Condition”
Whatever.the.cause.of.the.failure.on.the.speaker.line.may.be,.and.even.if.no.message.has.been.activated.to.be.played.out.to.the.failed.zone,.the.
word.FAIL.will.appear.on.the.CONTROL.INPUT.STATUS.panel.and.on.the.EMERGENCY.panel,.on.the.zone.status.label..The.wording.FAIL.has.
priority.over.the.indication.of.the.current.message.sent.to.the.output.zone..
9.4 rESETTING THE “BEEP” IN SySTEM FAULT CONdITIONS
To.reset.the.“beep”.signal,.turn.the.+/-..knob.repeatedly.in.a.clockwise.direction.until.the.beep.is.silenced.
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