Symphony ii circuit, with amplifier for Audi S4 B7 (2004-2008)

+2 -1 LEFT FRONT BASS SPEAKER +2 -1 RIGHT FRONT BASS SPEAKER BLK WIRE BLU WIRE BLU/GRN WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE CD CHANGER UNIT COMFORT SYSTEM CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM FUSE 39 FUSE HOLDER GRN WIRE GRN/BLU WIRE GRY WIRE HOT AT ALL TIMES INSIDE LOUDSPEAKER LEFT FRONT MIDRANGE SPEAKER NCA WIRE ORG/BRN WIRE ORG/VIO WIRE RADIO RED/BLU WIRE RIGHT FRONT MIDRANGE SPEAKER ROOF ANTENNA SATELLITE RADIO TELEPHONE/ TELEMATIC CONTROL MODULE 10 31 VIO WIRE VIO/GRY WIRE VIO/RED WIRE W/ SATELLITE RADIO W/O SATELLITE RADIO WHT WIRE WHT/YEL WIRE YEL WIRE

2 1 -1 +2 AIR BAG SPIRAL SPRING/ RETURN SPRING (W/ SLIP RING) AMPLIFIER AVANT BASS LOUDSPEAKER -1 BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE COMFORT SYSTEM CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM GRN WIRE INSTRUMENT CLUSTER LEFT ANTENNA MODULE (AVANT) LEFT REAR BASS SPEAKER LEFT REAR MIDRANGE SPEAKER LEFT REAR SIDE WINDOW ANTENNA NCA WIRE ORG/BLK WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/VIO WIRE RADIO CONTROLS REAR WINDOW DEFOGGER W/ WINDOW ANTENNA RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE RIGHT ANTENNA MODULE (AVANT) RIGHT REAR BASS SPEAKER RIGHT REAR MIDRANGE SPEAKER RIGHT REAR SIDE WINDOW ANTENNA SEDAN STEERING COLUMN ELECTRONIC SYSTEMS CONTROL MODULE (IF EQUIPPED) STEERING WHEEL CONTROL UNIT WHT WIRE YEL WIRE