Hello All, Anyone any idea about this? ACARS mode: a Aircraft reg: LOOPTST Message label: Q0 Block id: [Uplink] Message content:- COMANDED LOOP(BAK) 1 -----------------------------------------------------[20-09-2002 00:01] Best Regards, Hans Biere ====== ACARS: Lowe Airmaster 2000 V1.2 VHF: YUPITERU MVT-7100 Freq's scanned: 131.525/131.725/136.900/136.925 ======