Unit flashes for just a second when you push power button have tried new power cord and hooked it directly too a couple different batteries any help would be great thanks .
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Unit flashes for just a second when you push power button have tried new power cord and hooked it directly too a couple different batteries any help would be great thanks .
If the power connector on the unit looks clean, your only option then is to call the Humminbird Customer resource folks and see about getting it serviced.