Autotek 7004B Four-Band Equalizer/Two way Crossover User Manual page 2

1) INPUT 1/INPUT 2
These are the input connections to the equalizer which enable L/R of INPUT 1 and L/R of INPUT 2 to be connected to your head unit.
Of course you can select either INPUT 1 or INPUT 2 separately by the INPUT SELECTOR. If you connect the radio source and the
CD source separately to INPUT 1 and INPUT 2, you can choose one of the two by the INPUT SELECTOR SWITCH (6).
2) INPUT GAIN CONTROL
The gain control is used to match the input signal from the source unit.
Please adjust the gain control to prevent any distortion at high volumes and to reduce hiss at low volumes. Please turn on the audio
system before you adjust the gain control.
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Be sure to repeat this procedure for the 2 input source.
3) VOLUME CONTROL
The audio level (volume) is increased or decreased with this VOLUME control.
NOTE: The adequate input signal must be provided from the input source for the VOL-Level control to function properly.
4) SUBWOOFER CONTROL
The subwoofer level (volume) is increased or decreased with this VOLUME control.
5) FADER CONTROL
This allows you to select FRONT or REAR.
By adjusting this FADER CONTROL to your desired level, you can choose your designated amplifiers (FRONT/REAR) to which the
full signal is distributed.
6) INPUT (1, 2)
This allows you to select INPUT 1 or INPUT 2.
7) SUB BASS CONTROL
This allows 120Hz frequency to be increased or decreased.
8) MID BASS CONTROL
This allows 120Hz frequency to be increased or decreased.
9) MID RANGE CONTROL
This allows 2.2KHz frequency to be increased or decreased.
10) TREBLE CONTROL
This allows 12KHz frequency to be increased or decreased.