BMW 5 Series built after 09/02 production support the factory BMW Auxillary Audio input cable.

For Aux Support you will need a BMW Auxillary Audio input cable and a small phillips head screw driver

To remove the display press the arrow button to display the cassette tape. Insert a cassette tape half way into the slot to keep the display from closing.

With your fingers remove the plastic trim surrounding the nav unit. It is conected with snaps in the top corners and bottom.

With your small phillips screw driver remove the 4 small black screws around the display. Be careful and have a magnet nearby to help remove the screws without loosing.