Air Traffic Service Unit (procedures require ATC datalink)

46-21-01B	Air Traffic Service Unit (procedures require ATC datalink)

Applicable to: -

- Flight Preparation/Limitations

ATC datalink communications (ADS-C, CPDLC, DCL, OCL, and D-ATIS) are not available.
Associated ATC datalink Required Communication / Surveillance Performance (RCP / Initial Continental Performance for CPDLC and RSP for ADS-C) capabilities are lost.
For more information on aircraft capability on ATC datalink communication, Refer to FCOM.
As an alternate procedure, ATC may permit the use of voice communication on alternate route that does not require FANS A aircraft capability.
ATC permits the use of the voice communication for operations that require FANS B aircraft capability.

COMPANY Datalink transmissions may be inoperative. Refer to item 05 COMPANY Datalink.