MAC Audio APM 4.0 Bedienungsanleitung Seite 11

fig. 1 Power suPPlY / reMote switCh-on ConneCtions
(1) GND terminal for the ground, to the battery's minus pole
(2) REM terminal for remote switch-on
(3) Terminal for + 12 V battery voltage
(4) Battery
(5) Cable fuse
(6) To your car radio's automatic aerial connection
If your car is not equipped with an automatic aerial connection, connect this cable's plus pole (+) to the ignition lock. An on/off switch
should be inserted in this case. Make sure that this switch is switched off if the amplifier is not used.
fig. 2 4-ChAnnel Mode
Connect and set the amplifier as shown in Fig. 2 if it is to be controlled by a car radio with four output channels and used with four
loudspeakers:
(1) To the car radio, front left output
(2) To the car radio, front right output
(3) To the car radio, rear left output
(4) To the car radio, rear right output
(5) Front left loudspeaker
(6) Front right loudspeaker
(7) Rear left loudspeaker
(8) Rear right loudspeaker
fig. 3/4 3-ChAnnel Mode
The 3-channel mode uses the high-pass filter for channels 1/2 and the low-pass filter for Channels 3/4. Section 5 describes how they are
used.
fig. 3
Connect and set the amplifier as shown in Fig. 3 if it is to be controlled by a car radio with stereo output and used with stereo satellite
loudspeakers and a subwoofer.
(1) To the car radio, left output
(2) To the car radio, right output
(3) Left satellite loudspeaker
(4) Right satellite loudspeaker
(5) Subwoofer
fig. 4
Connect and set the amplifier as shown in Fig. 4 if it is to be controlled by a car radio with stereo receiver and separate subwoofer output
and used with stereo satellite loudspeakers and a subwoofer.
(1) To the car radio, left output
(2) To the car radio, right output
(3) To the car radio, subwoofer output
(4) Left satellite loudspeaker
(5) Right satellite loudspeaker
(6) Subwoofer
fig. 5 oPerAting eleMents And in/outPuts
(1) High-level input (channel 3/4)
(2) Cross-over frequency control for the high pass (channel 3/4)
(3) HPF (high pass filter) / LPF (low pass filter) / FULL option switch for (channel 3/4)
(4) Low-pass selector ON/OFF for (channel 3/4)
(5) Bass-boost switch (channel 3/4, rear)
(6) Input-level control (channel 3/4)
(7) Low-level inputs (channel 3/4, rear)
(8) Outputs for connecting additional amplifiers (channel 1/2)
(9) Low-level inputs (channel 1/2, front)
(10) Input-level control (channel 1/2)
(11) FULL / HPF high pass filter option switch for (channel 1/2)
(12) Cross-over frequency control for the high pass (channel 1/2)
(13) High-level input (channel 1/2)
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