CS ACNS.D.AC.025 Flight deck interface

• ED Decision 2013/031/R found in: GM Remote Aerodrome Air Traffic Services (ED 2019/004/R) Issue 2 (Jul 2020)

CS ACNS.D.AC.025 Flight deck interface ED Decision 2013/031/R (See [AMC1 ACNS.D.AC.025](#_DxCrossRefBm573002685)) A means is provided to: (a) select Mode A Code including emergency indicators; (b) initiate the IDENT (SPI) feature; (c) notify the flight crew when the transmission of pressure altitude information has been inhibited if a means to inhibit the transmission of pressure altitude is provided; (d) select the transponder to the ‘standby’ or ‘OFF’ condition; (e) indicate the non-operational status or failure of the transponder system without undue delay and without the need for flight crew action; (f) display the selected Mode A code to the flight crew; and (g) select the pressure altitude source to be connected to the active transponder.