Raymarine A series - a9 x and a12 x Connections Overview; Power Connection: a6 x and a7 x

4.3a9xanda12xconnectionsoverview
Thea9xanda12xvariantMFDsincludethefollowing
connections.
D13068-1
1 2 3 4 5 6
1.Sonartransducer(a97anda127)/DownVision
TM
transducer(a98anda128)
2.SeaTalk
ng
3.Network1(RayNet)
4.Network2(RayNet)
5.Poweranddata
6.GA150antenna
4.4Powerconnection—a6xanda7x
0
0
0
0
0
1
6
2
4
5
3
D12581-2
1.Multifunctiondisplayrearpanelconnections.
2.Powercable.
3.Connectionto12Vpowersupply
4.Redcable(positive).
5.Shield(drain)wire(thinblackwire;mustbe
connectedtoRFgroundpoint).
6.Blackcable(negative).
Powerdistribution
Raymarinerecommendsthatallpowerconnections
aremadeviaadistributionpanel.
•Allequipmentmustbepoweredfromabreakeror
switch,withappropriatecircuitprotection.
•Allequipmentshouldbewiredtoindividual
breakersifpossible.
Warning:Productgrounding
Beforeapplyingpowertothisproduct,
ensureithasbeencorrectlygrounded,in
accordancewiththeinstructionsprovided.
Grounding—Dedicateddrainwire
Thepowercablesuppliedwiththisproductincludes
adedicatedshield(drain)wireforconnectiontoa
vessel'sRFgroundpoint.
ItisimportantthataneffectiveRFgroundis
connectedtothesystem.Asinglegroundpoint
shouldbeusedforallequipment.Theunitcanbe
groundedbyconnectingtheshield(drain)wireof
thepowercabletothevessel'sRFgroundpoint.
OnvesselswithoutanRFgroundsystemtheshield
(drain)wireshouldbeconnecteddirectlytothe
negativebatteryterminal.
Thedcpowersystemshouldbeeither:
•Negativegrounded,withthenegativebattery
terminalconnectedtothevessel'sground.
•Floating,withneitherbatteryterminalconnected
tothevessel'sground
Warning:Positivegroundsystems
Donotconnectthisunittoasystemwhich
haspositivegrounding.
52aSeries/cSeries/eSeries