How to enter hidden menu in Carminat 3 DVD (Renault CNC GPS Espace Laguna Koleos Scenic Vel Satis)

Hidden service mode (diagnostic menu) in Carminat 3 DVD system from Renault cars (Espace, Koleos, Laguna, Scenic, Vel Satis). In diagnostic mode you can access speakers, microphone and LCD display tests, check communication between modules, adjust advanced parameters of GPS and bluetooth systems. Carminat DVD 3 CNC (Carminat Navigation & Communication) system can be found in: Renault Espace IV Renault Koleos I Renault Laguna II Renault Laguna III Renault Megane III Renault Scenic II Renault Vel Satis I More at http://mr-fix.info/