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Chapter 17
Communications

 17.1 Communication failure (ICAO)
 17.2 Communication failure (UK airspace)

17.1 Communication failure (ICAO)

If all attempts to establish contact fail, transmit message twice on designated channel, proceeded by the phrase “Transmitting Blind.”

Set Mode A Transponder Code to 7600.

If in vmc, continue in vmc to the nearest suitable airfield and land, reporting arrival to appropriate ats by the most expeditious means.

If in imc or unlikely to be able to maintain vmc:

17.2 Communication failure (UK airspace)

The UK procedures expand on the icao procedures:

[ icao annex 10, icao doc 4444, ukaip enr 1.1.3.4 ]