Raymarine Dragonfly-4 DV - Power, GPS, and Connectivity Issues

15.1Technicalspecication—
Dragony-4
Physicalspecication—Dragony-4
Dimensions•DisplayWidth:145mm
(5.7in)
•DisplayHeight:145mm
(5.7in)
•Displaydepth(NOT
includingcables):56mm
(2.2in)
•Displaydepth(including
cables):146mm(5.7in)
Weight(unitincluding
bracket)
0.54Kg(1.18lbs)
Powerspecication—Dragony-4
Nominalsupplyvoltage12Vdc
Operatingvoltagerange
10.8Vdcto15.6Vdc
Powerconsumptionatfull
brightness
•DV–3WRMS
•DVS–3.9WRMS
•Pro–4.3WRMS
Powerconsumptionin
PowerSavemode
•DV–2.2WRMS
•DVS–3.2WRMS
•Pro–3.5WRMS
Fuseandthermalbreaker
ratings
•2A—SlowblowIn-line
fuse(notsupplied)
•3A—Thermalbreaker
DisplayLCDspecication—Dragony-4
Size
4.3in
TypeTFTbacklitLED
Colordepth
24–bit
Resolution
480x272WQVGA
Aspect16:9
Viewingangle
•Left/Right:70degrees
•Top/Bottom:50/70degrees
Maximum
allowable
wrongly
illuminatedpixels
5
Displayenvironmentalspecication
Environmentalspecicationsbelowapplytoall
displayvariants
Operating
temperature
0ºCto+55ºC(32ºFto131ºF)
Storage
temperature
-30ºCto+70ºC(-22ºFto158ºF)
Relativehumidity
Maximum75%
Waterproofrating
•IPX6andIPX7
Sonar/DownVision
™
specication
Thefollowingspecicationonlyappliesto
DownVision
™
products.
Channels2xCHIRP(1xtraditionalsonarand1x
DownVision
™
)
Beam
coverage
•Sonar—conicalbeam.
•DownVision
™
—Wide(port/starboard)
andthin(fore/aft)fanbeam.
Depthrange
0.6M(2ft)to183m(600ft).Dependingon
waterconditions,theSonarchannelmaybe
abletoachieveincreaseddepthrangeover
theDownVision
™
channel.
Note:TheDVandWi-Fish
™
variantsaresingle
channelDownVision
™
onlyproducts.
InternalGNSS(GPS/GLONASS)receiver
specication
ThefollowingspecicationappliestotheProandM
variantsofDragony
®
products.
Channels
72
Coldstart
<2minutes
ReceiverIC
Sensitivity
–167dBm(Tracking)/–148dBm
(Acquisition)
GNSS
compatibility
•GPS
•GLONASS
SBAS
compatibility
•WAAS
•EGNOS
•MSAS
SpecialfeaturesActiveJammingandInterference
Reduction
Operating
frequency
•GPSL1C/A
•GLONASSL10F
SignalAcquisition
Automatic
AlmanacUpdateAutomatic
GeodeticDatumWGS-84(alternativesavailable
throughGPSSetupoptions)
RefreshRate10Hz(10timespersecondConcurrent
GNSS)
Antenna
•Internal—Ceramicchipmounted
neartopofunit
PositionAccuracy
•WithoutSBAS:<=15metres95%
ofthetime
•WithSBAS:<=5metres95%ofthe
time
128
Dragony–4/Dragony–5/Dragony–7/Wi–Fish