This operation allows the operator to correct the erroneous fields upon the reception of an CNL or ICNL message. When a schedule flight or a flight for which a Flight Plan Message has been sent, is subsequently cancelled, the ATSU at the point where the flight is cancelled shall send a Cancellation Message.
The following CNL fields can be corrected through this operation:
callsign aircraftIdentification (F7a), assignedSSRCode /Mode (F7b/c), departureAerodromeDesignator (F13a), estimatedOffBlockTime (F13b), destinationAerodromeDesignator (F16a), otherInformation (F18).
The following ICNL fields can be corrected through this operation via decoded data:
departureAerodromeDesignator (ADEP), destinationAerodromeDesignator (ADES), aircraftIdentification (ARCID), aircraftTypeICAOIdentifier (ARCTYP), estimatedOffBlockDate (EOBD), estimatedOffBlockTime (EOBT), fillingTime (FILTIM), ifplid (IFPLDID), dataSourceId (SRC), assignedSSRCode/Mode (SSRCODE)
Other fields managed by this operation are included in specificADEXPField, otherInformation and supplementaryInformation, and listed in previous section "Operations"..