Who knows how to check speaker wire polarity?
Ladies and gents, I'm in the middle of changing out TVs, both front and rear on our '04 Itasca Horizon 36GD with the C-7 330HP CAT. Now, a small amount of history here. Winne and Itasca, in that era...
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attach a 1.5 volt battery to the 2 wires, if the cone moves out mark the pos wire, if the cone pulls in mark the neg wire
