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Panel Controls and Features
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1. Power Terminals
GND: Connect to the closest point on the chassis of your vehicle.
REM: Connect to the remote output wire of your head unit. No need to make the remote connection if you
use high-level input connection and auto power on function is activated.
+12V: Connect to the positive terminal of the 12V vehicle battery.
2. Fuse Holder
Insert a 25A blade type fuse (ATO) to provide protection of the circuitry. Do not use a fuse with a different
rating. Never replace the fuse with a wire or coin.
3. Low-Level Input (RCA Input)
Connect to the RCA outputs on your head unit. Low level input is recommended to input audio signal to this
subwoofer if RCA outputs are present on your head unit or signal processor.
4. High-Level Input (Speaker Level Input)
Connect to the speaker wires on your head unit. If your head unit does not have RCA outputs, use the
speaker wires on the head unit for audio signal input from your head unit.
5. Remote Subwoofer Control Port
Connect to the supplied remote subwoofer level control. Use the control to adjust volume level of this
subwoofer independently.
6. Input Gain Control
Adjust the input level of this subwoofer in order to match the output level from your source unit (head unit).
Important! Do not adjust the input level to maximum unless your input level requires it.
Follow the steps below to set your input level correctly.
a.
On this subwoofer, turn the input gain control to minimum.
b.
On your source unit, turn the volume to about 3/4 full level.
c.
Slowly turn up the input gain control until you hear a small amount of distortion. Then turn down the gain
control until the distortion is completely gone. Leave the gain control at this setting.
7. Bass Boost Control
Use this control to increase sound output level in bass frequencies.
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