Raymarine RAY91 - Chapter 4 Cables and Connections

6.2Distresscalls
Makingadesignateddistresscall
WhenmakingaDistresscallyoucanspecifythenature
ofthedistress,ifGPSdataisnotavailableyoumustalso
specifyyourcoordinates.
Note:Y
ourradiomusthaveanMMSInumbersaved
beforeDSCfunctionscanbeused.
FromtheDistresscallmenu:Menu>DSCCalls>
Distresscalls
1.Selectadistresstypefromthelist.
•Undesignated
•Fire
•Flooding
•Collision
•Grounding
•Listing
•Sinking
•Adrift
•Abandoning
•Piracy
•Manoverboard
IfyourradiohasaGPSfixthenthedistresstypeand
coordinatesaredisplayed,otherwiseyouwillbe
promptedtoenteryourpositioncoordinates.
2.Ifprompted,enteryourpositioncoordinatesand
localtimeusingthe
R
otaryknoborthe
ChannelUp
andChannelDownbuttonstoentertherelevant
details.
3.WhencompletepresstheOKbutton.
4.FollowthestepsforMakingaDistressCalltotransmit
thedistressalert.
Makingadistresscall
Inanemergencyyoucanuseyourunittomakean
automaticDSCdistresscall.
Withthespringloadedcoveropen:
1.PressandholdtheDISTRESSbuttonfor3seconds.
OncetheDISTRESSbuttonispresseda3second
countdownwillbegin,whenthecountdownreaches
zerotheDSCdistresscallistransmitted.
Thedistresscallisrepeatedautomaticallyuntilitis
acknowledged.
2.PressandholdthePTTbutton,thenslowlyand
clearlyspeakthedetailsofthedistressinthe
followingformat:
MA
YDAY,MAYDAY,MAYDAY
Thisis<statenameofvessel3times>
MAYDAY<statenameofvessel1time>
Mypositionis<statelatitudeandlongitude,ortrue
bearinganddistancefromaknownpoint.>
Iam<statenatureofdistresse.g.sinking,onfire
etc.>
Ihave<statenumberofpersonsonboardandany
otherinformation—drifting,flaresfiredetc.>
IREQUIREIMMEDIATEASSISTANCE
OVER
3.Releasethe
PTTbutton.
MakingaMaydaycall
Inanemergencyyoucanuseyourunittomak
ea
Maydaycall.
1.Pressthe
16PL
USbutton.
2.Pressandholdthe
PTTbutton.
3.Slowlyandclearlyspeakthedetailsofthedistress:
MAYDAY,MAYDAY,MAYDAY
Thisis<statenameofvessel3times>
MAYDAY<statenameofvessel1time>
Mypositionis<statelatitudeandlongitude,ortrue
bearinganddistancefromaknownpoint.>
Iam<statenatureofdistresse.g.sinking,onfire
etc.>
Ihave<statenumberofpersonsonboardandany
otherinformation—drifting,flaresfiredetc.>
IREQUIREIMMEDIATEASSISTANCE
OVER
4.Releasethe
PTTbutton.
5.Ifanacknowledgementisnotreceivedthenrepeat
steps2to4above
.
Cancellingadistresscallbefore
transmission
Tocanceladistresscallbeforeitistransmittedfollow
thestepsbelow:
1.Releasethe
DIS
TRESSbuttonbeforethecountdown
timercompletes.
Whenthebuttonisreleasedyouwillbereturnedto
normaloperation.
Digitalselectivecalling(DSC)
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