FIGURE 1
CIRCUIT DIAGRAM OF THE PRE-INSTALLED ISO CONNECTIONS IN THE VEHICLE
FIGURE 2
CONNECTING A SUBWOOFER AMPLIFIER
(1) 2 separate ISO sockets on the adapter cable: These jacks are connected to the original car
radio
(A) Power supply
(B) Loudspeakers
(2) ISO double connector pin on the adapter cable: The loudspeaker/power supply terminals of
the original car radio are connected here
(3) Remote output
(4) Volume control
(5) Low-level output
(6) Fuse
(7) Remote input of the subwoofer amplifier
(8) Subwoofer amplifier
(9) Low-level input of the subwoofer amplifier
FIGURE 3
VOLUME CONTROL AND INPUTS/OUTPUTS
(1) Remote output to automatically switch on/off an additional amplifier
(2) 20-pin socket for the power supply and speakers
(3) LED display for operation status
(4) Low-level outputs to connect an additional amplifier
(5) Input-level control (channel 1/2, rear)
(6) Input-level control (channel 3/4, front)
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