1.
Audio input
For connection to the source (headunit) For low level input (this is your RCA output from the source) connect using RCA leads to the low
level output of the source.
For high level input connect the supplied speaker wire to RCA adaptors to the speaker output of the source (see page 5 for diagram)
Left high level input (white RCA plug)
positive - red wire
Negative - blue wire
Right high level input (red RCA plug)
Positive - red wire
Negative - blue wire
2. High level / low level input select switch
This switch is used to select either high level (speaker wire) input or low level (RCA) input
3. Gain control
Used to match the input signal of the source to the amplifier. See the setup section for more details.
4. Crossover mode switch
The switch is used to select between low pass filter LP, high pass filter HP or no filter at all OFF.
5. Crossover frequency control
This control is used to set the crossover point for the amplifier. The frequency ranges on the low pass filter are from 55 Hz to 550 Hz,
The frequency ranges on the high pass filter are from 55 Hz to 550Hz.
6.
Bass boost control
This control provides up to an extra +15 dB of bass boost at 45 Hz. Use this boost to increase bass output from the amplifier.
7.
Indicator LED
When the amplifier is operating correctly the LED will show as blue.
When the amplifier is in protection mode the LED will flash to indicate protection mode.
8.
Power connections
See Connections section for details on correct installation.
9.
Fuses
Please ensure the following fuse rating is used when replacing fuses: 30 amp x 1
10.Speaker terminal output
For connection to the speakers. See Application section for wiring examples.
11. Auto Sense select switch
This switch is used to turn the auto sense circuit on or off (see page 5 for more details)
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