Owners Manual
Page 7
... terminal. If not, check wiring connections at all, one speaker only if two subwoofers are connected properly. The amplifier power light should operate. Engine noise / Alternator whine Ground loop(s) Faulty ground at amp Faulty ground at head unit Inductive coupling Use good quality shielded RCA cables Reground amp to clean bare metal...
... terminal. If not, check wiring connections at all, one speaker only if two subwoofers are connected properly. The amplifier power light should operate. Engine noise / Alternator whine Ground loop(s) Faulty ground at amp Faulty ground at head unit Inductive coupling Use good quality shielded RCA cables Reground amp to clean bare metal...