Raymarine a78 User Manual

4.14GPSconnection
Dependingondisplayvariant,yourmultifunction
displaymayincludeaninternalGPSreceiver.If
requiredthemultifunctiondisplaycanalsobe
connectedtoanexternalGPSreceiver,using
SeaTalk
ng
orNMEA0183.
GPSconnection—SeaTalk
ng
D12261-1
SeaTalk
ng
1
2
1.Multifunctiondisplay.
2.SeaTalk
ng
GPSreceiver.
GPSconnection—NMEA0183
D12262-1
NMEA 0183
1 2
1.Multifunctiondisplay.
2.NMEA0183GPSreceiver.
4.15GA150connection
a9xanda12xMFDsincludeaninternalGNSS(GPS
/GLONASS)receiver.TheGA150antennacan
beusedtoimprovetheGNSS(GPS/GLONASS)
receiver’sreception.
D13069-1
21
1.GA150antenna
2.a9xora12xvariantMFD
Forinstallationdetailsforyourexternalantenna,
refertothedocumentationthataccompaniedthe
antenna.
Note:
•TheBeidouGNSSissupportedbutnotcurrently
available.
•AGA150mustbeconnectedinordertoreceive
theBeidousystemwhenitbecomesavailable.
•Asoftwareupdatewillberequiredtoadd
supportforBeidouoncethesystemisavailable.
PleasecheckwithyourRaymarinedealerfor
furtherdetails.
Antennacablelength
TheGA150issuppliedwithatted10m(33ft.)
cable.Thelengthoftheantennacablecanbe
extendedifrequired.
Theantennacablelengthcanbeextendedbyupto
10m(33ft.)givingatotalmaximumcablelength
of20m(66ft.)
50ohmcoaxialcableandreliableconnectors
(offeringprotectionagainstwateringress)mustbe
usedwhenextendingtheantennacable.
Note:Extendingthecablelengthbymorethan
therecommendedmaximumlengthwillresultin
signaldegradation.
Connectinganexternalantenna
FollowthestepsbelowtoconnecttheGA150
externalantennatoyoura9xora12xvariantMFD.
Cablesandconnections67

Raymarine a78 Specifications

General

Brand	Raymarine
Model	a78
Category	Marine Equipment
Language	English