This is the Carminat satellite navigation 2009 European DVD version 28.5 for the Renault Laguna II, Jan 2006 onwards. Please check if you have the right carminat system before downloading. Please see:
I understand that this also works in certain Nissan models as well. Renault UK Serial number 25 92 090 01R.
Just burn it on DVD+R DL with the following options (UDF/ISO), NO multisession, ISO 9960.