Upgrade to CDPLC for ATN B1 capability:upgrade of existing Communication Management Unit software for CPDLC(Pioneer version of the Rockwell- Collins solution) with an ATN B1compliant version.
Limitations: Master Drawing List 01406-EAS-A-MDL- B Aircraft Flight Manual Supplement 01406- EAS-A-AFM-01-Aor later revisions of the above listed documents approved by EASA.
Conditions: As per Aircraft Flight Manual Supplement 01406-EAS-A-AFM-01-A:"Except of following noticed hereafter, the CPDLC installation islimited to providing a supplementary means of communication; voice shall remain the primary means of communication. CPDLC sh (...)