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Home >> Ford >> 2000 >> Contour SE, 2.5 L, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1041 (Entertainment System - General Information -- F150 Pickup) >> Diagnosis And Testing >> Audio System >> Pinpoint Test D: The Subwoofer is Inoperative >> Normal Operation

Normal Operation

WARNING: This page is about a different car, the 2005 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.

The subwoofer speakers are powered from a separate subwoofer amplifier. The enable input circuit 173 (DG/VT) powers up the subwoofer amplifier. The audio unit sends an output signal to the subwoofer amplifier on circuit 167 (BN/OG) and 168 (RD/BK).

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