Audio System - Radio Intermittently Mutes on FM Band
SI B 65 08 03Sound System, Cruise, Alarms, Monitors
March 2003
Service Engineering
SUBJECT
E65 FM Radio Station Mutes Briefly
MODEL
E65, E66 (7 Series)
SITUATION
The customer may complain that when listening to certain FM radio stations, and RDS is set to "Active", the radio sound may mute briefly while driving.
CAUSE
Antenna Tuner (AVT) internal processing error.
PROCEDURE
Do not replace any parts. Replacement of parts will not correct this problem. Until a service solution is available the audio system RDS can be set to "Inactive". Follow the procedure as outlined below:
^ In Basic Menu of Control Display, press the Controller for 6 seconds. Hint: The help text flashes briefly when it is ready.
^ Turn Controller 3 increments clockwise.
^ Turn Controller 3 increments counter clockwise.
^ Turn Controller 1 increment clockwise.
^ Turn Controller 1 increment counter clockwise.
^ Turn Controller 1 increment clockwise.
^ Press Controller to confirm.
^ Enter "Settings" menu
^ Select "RDS" from menu and you can enable/disable audio system RDS function.