SEAT Workshop Service and Repair Manuals > Leon Mk2 > Vehicle electrics | Communication | Infotainment | ?Sound 1? and ?Sound 2? radios | ?Sound 2? radio system | Contact assignment of the multi-pin connectors I, II, III on the rear of the radio

Contact assignment of the multi-pin connectors I, II, III on the rear of the radio

Multi-pin connector I, 8-pin, black

1 -	Battery supply voltage, positive, terminal 30

2 -	Battery supply voltage, negative, terminal 31

3 -	Connection for ignition-key-controlled switching on and off (S contact)

4 -	Radio illumination, terminal 58b

5 -	Gala (speed dependent volume adaptation)

6 -	Battery supply voltage, negative, terminal 31

7 -	Switched positive

8 -	Amplifier mute

Multi-pin connector II, 6-pin, yellow

6 -	Telephone mute (active when negatively connected)

Note!

The 6-pin, yellow multi-pin connector II serves to connect the original SEAT series CD player.

Multi-pin connector III, 16-pin

1 -	Line Out, front left, negative

2 -	Line Out, front left, positive

3 -	Line Out, rear left, negative

4 -	Line Out, rear left, positive

5 -	Line Out, front left, negative

6 -	Line Out, front right, positive

7 -	Line Out, rear right, negative

8 -	Line Out, rear right, positive

9 -	Not assigned

10 -	CD player, left channel, negative

11 -	CD player, left channel, positive

12 -

Screening

13 -	CD player, right channel, negative

14 -	CD player, right channel, positive

15 -	Not assigned

16 -	Not assigned

Note!

The line out signal is the audio signal from the radio (radio output) to the amplifier.

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