FORM 8110-3 DATED 4 APRIL 07. THE INSTALLED MODES SYSTEM SATISFIES THE DATA REQUIREMENTS OF ICAO DOC 7030/4. REGIONAL SUPPLEMENTARY PROCEDURES FOR SSR MODES ENHANCED SURVEILLANCE IN DESIGNATED EUROPEAN AIRSPACE. 3. CONTROL OPERATION INFO.: REFER TO ROCKWELL COLLINS PROUNE II PILOTS GUIDE DOCUMENT NUMBER 523-07730