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Audio System - No Sound From CD Changer

SI B 65 06 03
Sound Systems, Cruise, Alarms, Monitor

March 2003
Service Engineering

This Service Information bulletin supersedes S.I. 65 06 03 dated March 2003.

[NEW] designates changes to this revision

SUBJECT
CD Changer Has No Sound

MODEL
E39 (5 Series) with Navigation, BM53 Radio and DSP - from 09/2001

E53 (X5) with Navigation, BM53 Radio and DSP - from 10/2001

SITUATION
After installing / retrofitting a CD Changer, there is no sound.

[NEW] CAUSE





The Installation Instruction shows two cables with connectors on the wire harness to connect to the CD Changer (1), a power cable (X18180) and a digital coaxial cable (D2).

NOTE:
If the digital coaxial cable (D2) is connected to the coaxial connector (31) on the CD Changer (1), there is no sound.

[NEW] PROCEDURE





The black 3-pin power connector (X18180) and the analog audio connector (X18729) must be connected to the CD Changer (1).