Humminbird 786CI manual Troubleshooting, Chartplotter Doesn’t Power Up

Troubleshooting

Before contacting the Humminbird® Customer Resource Center, please read the following section. Taking the time to review these tro ubleshooting guidelines may allow you to s olve a performance pro blem yourself, and therefore avoid sending your unit back for repair.

Chartplotter Doesn’t Power Up

If your Chartplot ter doesn’t power up, u se the In stallation Guide tha t also comes with it for specific confirmation details, making sure that:

•The power cable is properly connected to the Chartplotter control head.

•The power cable is wired correctly, with red to positive battery terminal and black to negative terminal or ground.

•The fuse is operational.

•The battery voltage of the power connector is at least 10 Volts.

Correct a ny k nown problems, including removing corrosion from th e battery terminals or wiring, or actually replacing the battery if necessary.

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