
1. Low Level Input
For connection to any source (head unit) with a low level output. This is your RCA output from the source (headunit).
2. High Level Input
To be used when no RCA's are available. Use the provided loom to connect to closest speakers. The loom conector will only
fit one. Once plugged in you should connect the wires as below:
White - Left Speaker Positive
White / Black - Left Speaker Negative
Grey / Black - Right Speaker Negative
Grey - Right Speaker Positive
3. Gain Control
Used to match the input signal of the source to the amplifier. See the setup section for more details.
4. Low Pass Filter Control
Low pass frequency control. The frequency ranges from 35 Hz to 250 Hz.
5. Phase Control
Can be used to alter the phase of the subwoofer from 0 - 180 degrees.
IE: the speaker output can be Inphase or out of phase with the other speakers in the vehicle. For best results flick between
the two settings to determine the best results.
6. Subsonic Filter Control
This is used to filter out unwanted amplifier output to the subwoofer. Effectively this will filter out all the frequencies up to the
crossover point set with the control. The range is from 16 Hz to 80 Hz.Frequencies of 80 Hz and below cause the
subwoofer to work hard, somesubwoofers cane easily be damaged when playing very low frequencies. Using the subsonic
filter allows less distortion, delivers frequencies better suited to the subwoofer prolonging its life.
7. Subsonic Filter Switch
Used to turn the filter on or off.
8. Bass Boost Switch
To provide up to an extra +18 dB of bass boost at 45 Hz. Use this boost to increase bass output from the amplifier.
9. Bass Remote Input Jack
Use to plug in the remote bass controller.
11. Bass Remote Controller
This remote can be mounted in the front of the car and will give you the ability to raise the bass boost of the amplifier
remotely in the range of 0 to +24 dB.
10. Indicator LED
When the amplifier is operating correctly the LED will show as blue. When the amplifier is in protection mode the LED will
show as red.
12. Fuses
Please ensure the following fuse rating is used when replacing fuses:
20 amp x 2, 15 amp x 2
13. Speaker Terminal Output
For connection to the speakers. See Application section for wiring examples.
14. Power Connections
Power connections. See Connections section for details on correct connections.
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