Specifications

5
Managing Alarms and Events
94
ATCA-6006 shelf alarm indicators
TheoptionalshelfalarmpanelontheATCA‐6006shelfconsistsofthefollowing:
•ShelfPowerLED
•AlarmLEDstoindicateminor,major,andcriticalalarms
•Audiblealarm
•Audiblealarmresetpinhole
•Alarmacknowledgepinhole
•Telcoalarmconnector
ThetelcoalarmoutputsandshelfalarmindicatorsarecontrolledbytheShelfManager
throughHPI,
butprovidethecapabilityforthesystemmanagertooverridethestateofthe
alarmoutputs.Unlesstheautomaticcontrolhasbeenoverridenbythesystemmanager,the
ShelfManagerautomaticallycontrolsthedisplayandalarmindicatorsasfollows:
•TurnsontheCritical,Major,orMinorLEDonthealarmpanel
whenitdetectsacritical,
majororminoralarm.
•TurnsofftheCritical,Major,orMinorLEDonthealarmpanelwhenallcriticalmajoror
minoralarmsareremoved.
•Restoresthe stateoftheAlarmLEDsbasedonalarmscurrentlyintheDAT.
• Soundsanalarmwhenunacknowledgedalarmsexistinitsdomainalarmtable.
•Stopssoundingthealarmwhenallalarmshavebeenacknowledged.
•AcknowledgesallalarmsinititsdomainalarmtablewhentheAlarmAcknowledgebutton
ispressedandreleased.
• Sendsaneventtothesystemmanagerinterface(HPI)whentheAlarmAcknowledge
buttonispressedandreleased.
Whentheaudiblealarmresetispressed(usingapointedobjectsuchasapen),thefollowing
occurs:
•Theaudiblealarmissilencedtemporarily.
•TheLEDsblinkandthecorrespondingalarmrelaysaredeactivated.
•Theaudiblealarmresetstateendsafter20seconds,andthetelcoalarmreturnstoits
previousstate.