Crunch Ground Pounder GPX1200.4 User Manual page 11

FIGURES
(P. 28-30)
CONNECTIONS AND CONTROLLERS (FIG. 1)
(1) Power-/Protection-LED
(2) High pass filter controller CH1/2
(3) Selector FULL / HPF (High pass) CH1/2
(4) Gain level controller CH1/2
(5) Audio signal inputs CH1/2
(6) Audio signal outputs to run additional amplifiers
(7) Audio signal inputs CH3/4
(8) Gain level controller CH3/4
(9) Bass Boost selector CH3/4
(10) Lowpass filter controller CH3/4
(11) Selector FULL / HPF (High pass) / LPF (Low pass) CH3/4
(12) High pass filter controller CH3/4
POWER SUPPLY AND TURN ON CONNECTION (FIG. 2)
(1) GND terminal for the ground
(2) REM terminal for the turn on connection
(3) +12 V terminal for the positive-connection of the battery
(4) Vehicle's battery
(5) In-Line Fuse (not included in the scope of delivery)
(6) Turn on wire from the head unit or the electrical antenna
(7) Fuse(s)
4-CHANNEL OPERATION STEREO (FIG. 3)
If you want to run the amplifier with the 4 line output channels* from the head unit to drive 4 loudspeakers, in
stereo connect the following setup:
(1) To the head unit, line output left FRONT CH1
(2) To the head unit, line output right FRONT CH2
(3) To the head unit, line output left REAR CH3
(4) To the head unit, line output right REAR CH4
(5) Loudspeaker left REAR CH3
(6) Loudspeaker right REAR CH4
(7) Loudspeaker left FRONT CH1
(8) Loudspeaker right FRONT CH2
3-CHANNEL OPERATION STEREO & MONO (FIG. 4)
If you want to run the amplifier with the 4 line output channels* the head unit to drive a pair of loudspeakers and
a subwoofer, connect the following setup:
(1) To the head unit, line output left FRONT CH1
(2) To the head unit, line output right FRONT CH2
(3) To the head unit, line output left REAR CH3 or subwoofer output
(4) To the head unit, line output right REAR CH4 or subwoofer output
(5) Loudspeaker left FRONT CH1
(6) Loudspeaker right FRONT CH2
(7) Subwoofer
* If your head unit only have 2 output channels, use commercially available Y-adapters for splitting the signal.
But then the FADER function of the head unit does not work anymore.
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