Did all Tx (ACARS) arrivee via FIN??
The BEA report #1, 1.16.2.4 states that after 2:10 all ACARS messages passed through the same
satellite:
The messages received on 1st June after 2 h 10 all transited via the same satellite (Atlantic Ocean West, operated by the Inmarsat Company) and SITA’s ACARS network.