Audio-Insertion; Connection - Video-Interface And Keypad - r.LiNK 27-590 Manual

2.5.2. Audio Insertion
This interface can only insert video signals into the factory infotainment. If an AV-source is
connected, audio insertion must be done by factory audio AUX input or FM-modulator. The
inserted video-signal can be activated simultaneously to each audio-mode of the factory
infotainment. If 2 AV sources shall be connected to the infotainment, additional electronic is
necessary to switch the audio signals.
2.6. Connection - Video Interface and external keypad
Connect the 4pin female connector of the external keypad to the male 4pin
connector of the video interface.
Note: Regardless if it'll be used or not, the external keypad should always be connected! In
case of non-using, it should be invisibly hidden together with the video interface.