Activate AUX for NTG 4.5

How to activate the AUX function - Mercedes NTG 4.5 4.7 As you know, some models of Mercedes Benz do not have AUX function, or do not display AUX, but not work.Just because they have to activate AUX does not mean that they have sound for an external audio-video device.Here is the procedure to activate the original Benz NTG4.5 NTG4.0 NTG4.7 OEM auxiliary: 1) Press the 3 buttons on the control panel and wait 6 seconds to activate "Factory" mode as in the photo below,and enter engineering mode. 2) Use the original Comand joystick to choose the 7.HW setting on...