What was found
ETOPS SIGNIFICANT SYS - LT HF INOP (VOICE AND DATA MODES). REPLACED LT COUPLER, OPS CHECK OK IAW MM23-11-01.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ETOPS SIGNIFICANT SYS - LT HF INOP (VOICE AND DATA MODES). REPLACED LT COUPLER, OPS CHECK OK IAW MM23-11-01.