Install guide
© 2005, 2006 Lee H. NSX JR – Audi Symphony I to RNS-E Install Guide – Version 2.1 Appendix
Appendix B RNS-E Engineering Mode
The RNS-E unit has a built in diagnostics display called Engineering Mode.
To enter this mode, follow these steps with the headunit on:
1. Press the “NAV” button and release.
2. Press the upper left soft key for over 5 seconds then release.
3. Press the upper right soft key until Engineering Mode appears then release.










