Caravan Control Unit Sound Generator Control, Function - GF54.21-D-5039TSA

Model 447 

with code JA3 (Intelligent body control.) 

with code XM7 (MOPF II) 

Model 907, 910 

with code JA3 (Intelligent body control.) 

General 

Control is a basic function of the MB Advanced Control, control unit (N175).

The MBAC can control an analog sound generator.

Control of analog sound generator 

The MBAC can control the status of the sound source on Bluetooth® (TRUE or FALSE). For this, the analog sound generator must be connected over the interface "DO_xx_BT_ON_Control" and must be able to be controlled.

The MBAC can control the status of the "Front/Rear" sound programs (TRUE or FALSE). For this, the analog sound generator must be connected over the interface "DO_xx_SoundFront_ON_Control" and must be able to be controlled.

The MBAC can regulate the subwoofer level (0.5 to 3.3 V in stages of approx. 0.25 V). For this, the analog sound generator must be connected over the interface "AO_xx_Subwoofer_Control" and must be able to be controlled.

The MBAC can regulate the level of Line IN (0.5 to 3.3 V IN stages of approx. 0.25 V). For this, the analog sound generator must be connected over the interface "AO_xx_Line_In_Control" and must be able to be controlled.