Humminbird 957C manual GPS Receiver Installation, Trolling Motor Transducer Options

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Trolling Motor Transducer Options

If you don’t have a trolling motor transducer, there are several options:

•You may purchase a Trolling Motor Adapter kit that will allow you to mount the transducer on the trolling motor.

•You may also exchange your NEW and UNASSEMBLED transducer (with mounting hardware included) for a trolling motor transducer.

There are also several transducer switches available that support the following configurations:

•Two control heads with one transducer

•Two transducers with one control head.

NOTE: Call the Humminbird® Customer Resource Center at 1-800-633-1468 for details and pricing, or visit www.humminbird.com for more information.

GPS Receiver Installation

To optimize performance of the GPS receiver, mount it in an area that has full exposure to the sky. The effective area of reception is 10° above the horizon. Different circumstances determine the mounting method appropriate for your GPS receiver.

If you have…	Then use:
An existing antenna stem with	Stem Mount with Existing
standard 1" – 14 thread stem	1” - 14 Thread Stem
Access for cable routing under	Access Under Mounting
the mounting location	Location
No access under the mounting	No Access Under Mounting
location	Location

The pinouts of the pigtail cable are as follows:

•Red Wire, +12V (output voltage only)

•Black Wire, Ground

•White Wire, NMEA Out.

CAUTION! Please use caution before connecting the red +12V wire to any other NMEA device. This is an output voltage provided by the Fishfinder unit and GPS receiver and should only be connected to those NMEA devices that need a 12 volt input.

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