Old Raymarine L750

RitSim

.
Jan 29, 2018
457
Beneteau 411 Branford
Someone gave me an old unit. I want to see if it powers up. The rear plug shows a thicker pin at 2 o'clock position from the rib. Does anyone have info on which two pins are power + and power - ? Raymarine is unable to answer the question.
 

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