7POWER STATUS LED
This
8REMOTE LEVEL CONTROL PORT Attach the included remote level control to control the volume level of the subwoofer independently.
9HIGH LEVEL (speaker level)
INPUTS
If your head unit does not have RCA outputs, you can use the speaker outputs for the audio source for the BASS1000. Use the supplied cable and wire harness and connect the outputs properly as shown in the connection diagram in this manual.
10LOW LEVEL RCA INPUTS Low level inputs are the recommended way to introduce the audio signal to the subwoofer if RCA outputs are present on your head unit or other signal source (such as a sound processor).
BASS1000 Amplified Subwoofer User’s Manual - page 7