3‐10 GettingStartedExpressionMR400Instructions forUse
Initial Alarm Indications
Afterpower‐upandimmediatelyfollowingtherecallofastoredsetup,theMR400providesan
indicationofthealarmvolumebysoundingthealarmtoneatitscurrentlyadjustedsettingfor5
secondsanddisplayingCheckAlarmVolume.
Afterpower‐up,theinitialalarmstateispausedandthen,
followingawaitperiodof120seconds,
armedbecomesthenormalalarmstate(asindicatedbythedisplayedsymbol,showninthetable
below):
Inthearmedstate:
•Analarmwillsoundwhileanalarmconditionexists,providedthatanypre‐alarmwait
periodhasexpiredandthealarmaudioarmed
symbolisdisplayed.
1 Remove as Default button removes the file as the default user
settings file
2 Delete Settings button deletes the file.
Displayed Symbol Alarm Sound State
Alarm audio armed
Alarm audio paused
Alarm audio off