CAUTION:Some boats have 24 or 36 Volt electrical systems. Make sure that your
HDR 650 is connected to a 12 VDC power supply.Use a voltage conditioner for
variableinputs.
NOTE:Humminbird® is notresponsible for over-voltage or over-currentfailures. The
control head musthave adequate protection through the proper selection and
installationofa 1 amp fuse.
7. Installing the Transducer
Proceedto TransducerInstallationOverviewfor installationinstructions.Before
youstart installation,we encourageyou to read the instructionscarefullyso that
youmay understandthe installation requirements.
1a. Ifa fuse terminalis available,use crimp-ontype electricalconnectors(not included)that
matchtheterminalon the fusepanel. Attachthe blackwire to ground(-), andthe red wire
topositive(+) 12 VDCpower. Installa 1 amp fuse(not included)for protectionof theunit.
Humminbird®isnotresponsiblefor over-voltageofover-currentfailures.
or...
1b. Ifyou need to wire the HDR 650directly to a battery,obtain and install an inlinefuse
holderanda 1 amp fuse (not included)for the protectionof the unit. Humminbird®is not
responsibleforovervoltageor overcurrent failures.
GROUNDGROUND
POSITIVEPOSITIVE
InlineFuse Holder
8
Installation